The list of Harvard University politicians includes notable politicians affiliated with Harvard University.
| Name | Class year | Notability | Reference(s) |
|---|---|---|---|
| Spencer Abraham (born 1952) | Law 1978 | [130] | |
| Brock Adams (1927–2004) | Law 1952 | [131] | |
| Samuel G. Arnold (1821–1880) | Law 1845 | [132] | |
| Charles G. Atherton (1804–1853) | College 1822 | [133] | |
| Robert Woodward Barnwell (1801–1882) | College 1821 | [134] | |
| Jeff Bingaman (born 1943) | College 1965 | [135] | |
| Hiram Bingham III (1875–1956) | PhD. 1905 | [136] | |
| Richard Blumenthal (born 1946) | College 1967 | [137] | |
| Mike Braun (born 1954) | Business 1978 | [138] | |
| Robert J. Bulkley (1880–1965) | College 1902, Law 1906 | [139] | |
| Edward R. Burke (1880–1968) | Law 1911 | [140] | |
| Harold Hitz Burton (1888–1964) | Law 1911 | [141] | |
| John Chafee (1922–1999) | Law 1950 | [142] | |
| Christopher G. Champlin (1768–1840) | College 1786 | [143] | |
| William E. Chandler (1835–1917) | Law 1854 | [144] | |
| David Worth Clark (1902–1955) | Law 1925 | [145] | |
| Joseph S. Clark (1901–1990) | College 1923 | [146] | |
| Edward P. Costigan (1874–1939) | College 1899 | [147] | |
| Tom Cotton (born 1977) | College 1998, Law 2002 | [148] | |
| Samuel C. Crafts (1768–1853) | College 1790 | [149] | |
| Mike Crapo (born 1951) | Law 1977 | [150] | |
| Ted Cruz (born 1970) | Law 1995 | [151] | |
| John Culver (born 1932) | College 1954; Law 1962 | [152] | |
| Bronson M. Cutting (1888–1935) | College 1910 | [153] | |
| Charles Cutts (1769–1846) | College 1789 | [154] | |
| Tristram Dalton (1738–1817) | College 1755 | [155] | |
| William F. De Saussure (1792–1870) | College 1810 | [156] | |
| Samuel Dexter (1761–1816) | College 1781 | [157] | |
| Elizabeth Dole (born 1936) | A.M. 1960; Law 1965 | [158] | |
| Thomas Eagleton (1929–2007) | Law 1953 | [159] | |
| Sam Ervin (1896–1985) | Law 1922 | [160] | |
| James B. Eustis (1834–1899) | Law 1854 | [161] | |
| Russ Feingold (born 1953) | Law 1979 | [162] | |
| Hiram Fong (1906–2004) | Law 1935 | [163] | |
| Dwight Foster (1757–1823) | College 1784 | [164] | |
| Al Franken (born 1951) | College 1973 | [165] | |
| Bill Frist (born 1952) | Medical 1978 | [166] | |
| Ruben Gallego (born 1979) | College 2002 | [76] | |
| David Gambrell (born 1929) | Law 1952 | [167] | |
| Peter G. Gerry (1879–1957) | College 1901 | [168] | |
| Guy D. Goff (1866–1933) | Law 1891 | [169] | |
| Benjamin Goodhue (1748–1814) | College 1766 | [170] | |
| Christopher Gore (1758–1827) | College 1776 | [171] | |
| Bob Graham (1936-2024) | Law 1962 | [172] | |
| Ernest Gruening (1887–1974) | College 1907; Medical 1912 | [173] | |
| Edward Gurney (1914–1996) | Law 1938 | [174] | |
| Frederick Hale (1874–1963) | College 1896 | [175] | |
| Floyd Haskell (1916–1998) | College 1937; Law 1941 | [176] | |
| William Hathaway (1924-2013) | College 1949; Law 1953 | [177] | |
| H. John Heinz (1938–1991) | Business 1963 | [178] | |
| Anthony Higgins (1840–1912) | Law 1864 | [179] | |
| George Frisbie Hoar (1826–1904) | College 1846 | [180] | |
| Henry F. Hollis (1869–1949) | College 1892 | [181] | |
| Richard C. Hunter (1884–1941) | Law 1910 | [182] | |
| James Jeffords (1934-2014) | Law 1962 | [183] | |
| Daniel T. Jewett (1807–1906) | Law 1833 | [184] | |
| Tim Kaine (born 1958) | Law 1983 | [185] | |
| Kenneth Keating (1900–1975) | Law 1923 | [186] | |
| James P. Kem (1890–1965) | Law 1913 | [187] | |
| Edward Kennedy (1932–2009) | College 1956; Honorary degree 2008 | [188] | |
| Henry W. Keyes (1862–1938) | College 1887 | [189] | |
| Rufus King (1755–1827) | College 1777 | [190] | |
| Paul G. Kirk (born 1938) | 1960, Harvard Law 1968 | [191] | |
| Herbert Kohl (1935–2023) | Business 1958 | [192] | |
| Carl Levin (1934–2021) | Law 1959 | [193] | |
| James Lloyd (1769–1831) | College 1787 | [194] | |
| Henry Cabot Lodge (1850–1924) | College 1871; Law 1874; PhD 1876 | President pro tempore of the United States Senate | [195] |
| Henry Cabot Lodge Jr. (1902–1985) | College 1924 | [196] | |
| Gilman Marston (1811–1890) | Law 1840 | [197] | |
| Spark Matsunaga (1916–1990) | Law 1951 | [198] | |
| Martha McSally (born 1966) | Kennedy 1990 | [199] | |
| Prentiss Mellen (1764–1840) | College 1784 | [200] | |
| Amos Nourse (1794–1877) | College 1812, PhD. 1817 | [201] | |
| Harrison Gray Otis (1765–1848) | Law 1765 | [202] | |
| Elijah Paine (1757–1842) | College 1781 | [203] | |
| Samuel Pasco (1834–1917) | College 1858 | [204] | |
| Boies Penrose (1860–1921) | Law 1881 | [205] | |
| Claude Pepper (1900–1989) | Law 1924 | [206] | |
| Timothy Pickering (1745–1829) | College 1763 | [207] | |
| Larry Pressler (born 1942) | HKS 1971; Law 1971 | [208] | |
| William Proxmire (1915–2005) | Business 1940; HKS 1949 | [209] | |
| Robert Rantoul Jr. (1805–1852) | College 1826 | [210] | |
| Jack Reed (born 1949) | HKS 1973; Law 1982 | [211] | |
| Jay Rockefeller (born 1937) | College 1961 | [212] | |
| Mitt Romney (born 1947) | JD-MBA 1975 | [213] | |
| William Roth (1921–2003) | Business 1947; Law 1949 | [214] | |
| Frederic M. Sackett (1868–1941) | Law 1893 | [215] | |
| Leverett Saltonstall (1892–1979) | College 1914; Law 1917 | [216] | |
| Paul Sarbanes (born 1933) | Law 1960 | [217] | |
| Ben Sasse (born 1972) | College 1994 | [218] | |
| Frederick A. Sawyer (1822–1891) | College 1844 | [219] | |
| Harrison Schmitt (born 1935) | PhD 1964 | [220] | |
| Charles Schumer (born 1950) | College 1971; Law 1974 | [221] | |
| James Sheafe (1755–1829) | College 1774 | [222] | |
| William Paine Sheffield Sr. (1820–1907) | College 1774 | [223] | |
| Benjamin Smith II (1916–1991) | College 1939 | [224] | |
| Peleg Sprague (1793–1880) | College 1812 | [225] | |
| Ted Stevens (1923–2010) | Law 1950 | President pro tempore of the United States Senate | [226] |
| Adlai Stevenson III (1930-2021) | College 1952; Law 1957 | [227] | |
| Richard Stone (born 1928) | College 1949 | [228] | |
| Dan Sullivan (born 1964) | College 1987 | [229] | |
| Charles Sumner (1811–1874) | College 1830; Law 1833 | [230] | |
| John E. Sununu (born 1964) | Business 1991 | [231] | |
| Kingsley A. Taft (1903–1970) | Law 1928 | [232] | |
| Robert A. Taft (1889–1953) | Law 1913 | [233] | |
| Robert Taft Jr. (1917–1993) | Law 1942 | [234] | |
| Thomas W. Thompson (1766–1821) | College 1786 | [235] | |
| Pat Toomey (born 1961) | College 1984 | [236] | |
| Robert Torricelli (born 1951) | HKS 1980 | [237] | |
| Jonathan Trumbull (1710–1785) | College 1727 | [238] | |
| Paul Tsongas (1941–1997) | HKS 1974 | [239] | |
| David Vitter (born 1961) | College 1983 | [240] | |
| Mark Warner (born 1954) | Law 1980 | [127] | |
| Elizabeth Warren (born 1949) | Professor of Law | [241] | |
| Sinclair Weeks (1893–1972) | College 1914 | [242] | |
| Paine Wingate (1739–1838) | College 1759 | [243] | |
| Robert Charles Winthrop (1809–1894) | College 1828 | [244] | |
| Tim Wirth (born 1939) | College 1961; Education 1964 | [245] | |
| Thomas A. Wofford (1908–1978) | Law 1931 | [246] | |
| Edward O. Wolcott (1848–1905) | Law 1875 | [247] | |
| Louis Wyman (1917–2002) | Law 1941 | [248] |
| Name | Class year | Notability | Reference(s) |
|---|---|---|---|
| Charles Francis Adams Sr. (1807–1886) | College 1825 | [249] | |
| George E. Adams (1840–1917) | College 1860 | [250] | |
| John Adler (1959–2011) | College 1981; Law 1984 | [251] | |
| Richard S. Aldrich (1884–1941) | Law 1909 | [252] | |
| Joseph Allen (1749–1827) | College 1774 | [253] | |
| Tom Allen (born 1945) | Law 1974 | [254] | |
| A. Piatt Andrew (1873–1936) | GSAS 1895 | [255] | |
| John F. Andrew (1850–1895) | College 1872 | [256] | |
| Fisher Ames (1758–1808) | College 1774 | [257] | |
| John Anderson (born 1922) | Law 1949 | U.S. presidential candidate, United States Representative | [258] |
| John Ashbrook (1928–1982) | College 1952 | U.S. presidential candidate, United States Representative | [259] |
| Charles Humphrey Atherton (1773–1853) | College 1794 | [260] | |
| Jake Auchincloss (born 1988) | College 2010 | [261] | |
| Robert L. Bacon (1884–1938) | College 1907 | [262] | |
| Charles Montague Bakewell (1867–1957) | GSAS 1894 | [263] | |
| Joseph C. Baldwin (1897–1957) | College 1920 | [264] | |
| John Goff Ballentine (1825–1915) | Law 1848 | [265] | |
| David Barker Jr. (1797–1834) | College 1815 | [266] | |
| John Barrow (born 1955) | Law 1979 | [267] [76] | |
| Samuel J. Barrows (1845–1909) | Divinity 1871 | [268] | |
| Franklin Bartlett (1847–1909) | College 1869 | [269] | |
| Perkins Bass (1912–2011) | Law 1938 | [270] | |
| William H. Bates (1917–1969) | Business 1947 | [271] | |
| Anthony Beilenson (born 1932) | College 1954; Law 1957 | [272] | |
| Perry Belmont (1851–1947) | College 1872 | [273] | |
| Doug Bereuter (born 1939) | Design 1966; HKS 1973 | [274] | |
| Horace Binney (1780–1875) | College 1797 | [275] | |
| Chester C. Bolton (1882–1939) | College 1905 | [276] | |
| Oliver P. Bolton (1917–1972) | College 1939 | [277] | |
| Benjamin Bourne (1755–1808) | College 1775 | [278] | |
| Shearjashub Bourne (1746–1806) | College 1764 | [279] | |
| Henry Sherman Boutell (1856–1926) | College 1876 | [280] | |
| David R. Bowen (born 1932) | College 1954 | [281] | |
| Selwyn Z. Bowman (1840–1928) | College 1860 | [282] | |
| Brendan F. Boyle (born 1977) | HKS 2005 | [76] | |
| George Bradbury (1770–1823) | College 1789 | [283] | |
| Theophilus Bradbury (1739–1803) | College 1757 | [284] | |
| John Brademas (born 1927) | College 1949 | U.S. House Majority Whip | [285] |
| Vincent M. Brennan (1890–1959) | Law 1912 | [286] | |
| Frederick George Bromberg (1837–1930) | College 1858 | [287] | |
| James E. Bromwell (1920–2009) | Business 1947 | [288] | |
| George M. Brooks (1824–1893) | College 1844 | [289] | |
| Anthony Brown (born 1961) | College 1984 | [290] | |
| Bud Brown (1927-2022) | Business 1949 | [291] | |
| Lathrop Brown (1883–1959) | College 1903 | [292] | |
| Clement Laird Brumbaugh (1863–1921) | College 1894 | [293] | |
| Frank H. Buck (1887–1942) | Law 1911 | [294] | |
| Melville Bull (1854–1909) | College 1877 | [295] | |
| Henry Adams Bullard (1788–1851) | College 1807 | [296] | |
| Anson Burlingame (1820–1870) | Law 1846 | [297] | |
| James N. Burnes (1827–1889) | Law 1853 | [298] | |
| Daniel Dee Burnes (1851–1899) | Law 1874 | [299] | |
| Edward Burnett (1849–1925) | College 1871 | [300] | |
| Josiah Butler (1779–1854) | College 1803 | [301] | |
| Tom Campbell (born 1952) | Law 1976 | [302] | |
| Bruce F. Caputo (born 1943) | College 1965 | [303] | |
| Joaquin Castro (born 1974) | Law 2000 | [76] | |
| Theron Ephron Catlin (1878–1960) | College 1899 | [304] | |
| John Curtis Chamberlain (1772–1834) | College 1793 | [305] | |
| Alfred C. Chapin (1848–1936) | Law 1871 | [306] | |
| Robert B. Chiperfield (1899–1971) | College 1922 | [307] | |
| William M. Citron (1896–1976) | Law 1921 | [308] | |
| Henry Alden Clark (1850–1944) | College 1874 | [309] | |
| John Bullock Clark Jr. (1831–1903) | Law 1854 | [310] | |
| Katherine Clark (born 1963) | HKS 1997 | [76] | |
| Curt Clawson (born 1959) | Business 1980 | [76] | |
| Joseph W. Clift (1837–1908) | Medical 1862 | [311] | |
| David Cobb (1748–1830) | College 1766 | [312] | |
| William Cogswell (1838–1895) | Law 1860 | [313] | |
| Joshua Coit (1758–1798) | College 1776 | [314] | |
| James M. Collins (1916–1989) | Business 1943 | [315] | |
| Patrick Collins (1844–1905) | Law 1871 | [316] | |
| John Bertrand Conlan (1930–2021) | Law 1954 | [317] | |
| Gerry Connolly (born 1950) | HKS 1979 | [76] | |
| Merrill Cook (born 1946) | Business 1971 | [318] | |
| Jim Cooper (born 1954) | Law 1980 | [319] | |
| Sam Coppersmith (born 1955) | College 1976 | [320] | |
| Tom Cotton (born 1977) | College 1999, Law 2002 | [76] | |
| Clarence Dennis Coughlin (1883–1946) | College 1906 | [321] | |
| Lawrence Coughlin (1929–2001) | Business 1954 | [322] | |
| Christopher Cox (born 1952) | Business 1977; Law 1977 | U.S. Securities and Exchange Commission chairman, U.S. Representative | [323] |
| James K. Coyne, III (born 1946) | Business 1970 | [324] | |
| William C. Cramer (1922–2003) | Law 1948 | [325] | |
| Dan Crenshaw (born 1984) | Kennedy 2018 | [326] | |
| Paul Cronin (born 1938) | HKS 1969 | [327] | |
| Frank Crowther (1870–1955) | Dental 1898 | [328] | |
| Jabez Lamar Monroe Curry (1825–1903) | Law 1845 | [329] | |
| Laurence Curtis (1893–1989) | College 1916 | [330] | |
| Joshua Cushman (1761–1834) | College 1787 | [331] | |
| Richard Cutts (1771–1845) | College 1790 | [332] | |
| Frederick W. Dallinger (1871–1955) | College 1893 | [333] | |
| Joseph Dane (1778–1858) | College 1799 | [334] | |
| Henry G. Danforth (1854–1918) | College 1877 | [335] | |
| Samuel Arza Davenport (1834–1911) | Law 1855 | [336] | |
| Artur Davis (born 1967) | College 1990; Law 1993 | [337] | |
| George T. Davis (1810–1877) | College 1829 | [338] | |
| Horace Davis (1831–1916) | College 1849 | [339] | |
| Jacob E. Davis (1905–2003) | Law 1930 | [340] | |
| Robert T. Davis (1823–1906) | Medical 1847 | [341] | |
| John Dawson (1762–1814) | College 1782 | [342] | |
| Frederick Simpson Deitrick (1875–1948) | Law 1898 | [343] | |
| Antonio Delgado (born 1977) | Law 2005 | [344] | |
| Henry C. Deming (1815–1872) | College 1839 | [345] | |
| David W. Dennis (1912–1999) | Law 1936 | [346] | |
| Winfield K. Denton (1896–1971) | Law 1922 | [347] | |
| Ron DeSantis (born 1978) | Law 2005 | [76] | |
| Albert Douglas (1852–1935) | Law 1874 | [348] | |
| John G. Dow (1905–2003) | College 1927 | [349] | |
| James P.B. Duffy (1878–1969) | Law 1904 | [350] | |
| James H. Duncan (1793–1869) | College 1812 | [351] | |
| Edwin Russell Durno (1899–1976) | Medical 1927 | [352] | |
| Chet Edwards (born 1951) | Business 1981 | [353] | |
| Caleb Ellis (1767–1816) | College 1793 | [354] | |
| Samuel Atkins Eliot (1798–1862) | College 1817 | [355] | |
| Thomas H. Eliot (1907–1991) | College 1928 | [356] | |
| Arlen Erdahl (born 1931) | KSG 1966 | [357] | |
| Elizabeth Esty (born 1959) | College 1981 | [76] [358] | |
| George Eustis Jr. (1828–1872) | Law 1848 | [359] | |
| William Everett (1839–1910) | College 1859 | [360] | |
| Paul Fearing (1762–1822) | College 1785 | [361] | |
| Michael A. Feighan (1905–1992) | Law 1931 | [362] | |
| Hamilton Fish III (1888–1991) | College 1910 | [363] | |
| Hamilton Fish IV (1926–1996) | College 1949 | [364] | |
| Joseph L. Fisher (1914–1992) | GSAS 1947 | [365] | |
| Frederick G. Fleetwood (1868–1938) | College 1891 | [366] | |
| George Edmund Foss (1863–1936) | College 1885 | [367] | |
| Abiel Foster (1735–1806) | College 1756 | [368] | |
| Bill Foster (born 1955) | PhD 1983 | [76] | |
| George B. Francis (1883–1967) | Law 1907 | [369] | |
| Barney Frank (born 1940) | College 1962; Law 1977 | [370] | |
| Nathan Frank (1852–1931) | Law 1871 | [371] | |
| Nathaniel Freeman Jr. (1766–1800) | College 1787 | [372] | |
| Richard P. Freeman (1869–1944) | College 1891 | [373] | |
| Louis A. Frothingham (1871–1928) | College 1893 | [374] | |
| James G. Fulton (1903–1971) | Law 1927 | [375] | |
| James A. Gallivan (1866–1928) | College 1888 | [376] | |
| Barzillai Gannett (1764–1832) | College 1785 | [377] | |
| John Ganson (1818–1874) | College 1839 | [378] | |
| John Garamendi (born 1945) | Business 1970 | [76] | |
| Augustus Peabody Gardner (1865–1918) | College 1886 | [379] | |
| Francis Gardner (1771–1835) | College 1793 | [380] | |
| Frederick Gillett (1851–1935) | Law 1877 | Speaker of the United States House of Representatives | [381] |
| Charles J. Gilman (1824–1901) | Law 1850 | [382] | |
| Jimmy Gomez (born 1974) | KSG 2002 | [383] | |
| William Gordon (1763–1802) | College 1779 | [384] | |
| Benjamin Gorham (1775–1855) | College 1795 | [385] | |
| Josh Gottheimer (born 1975) | Law 2004 | [386] | |
| Bill Gradison (born 1928) | Business 1951 | [387] | |
| Fred Grandy (born 1948) | College 1970 | Actor, United States Representative | [388] |
| Alan Grayson (born 1958) | College 1978; HKS 1983; Law 1983 | Actor, United States Representative | [389] |
| Isaiah L. Green (1761–1841) | College 1781 | [390] | |
| S. William Green (1929–2002) | College 1950 | [391] | |
| Willard Hall (1780–1875) | College 1799 | [392] | |
| Josh Harder (born 1986) | Business/Kennedy 2014 | [393] | |
| Jane Harman (born 1945) | Law 1969 | [394] | |
| Michael J. Harrington (born 1936) | College 1958 | [395] | |
| Benjamin W. Harris (1823–1907) | Law 1849 | [396] | |
| Katherine Harris (born 1957) | HKS 1997 | [397] | |
| Robert O. Harris (1854–1926) | College 1877 | [398] | |
| Frank G. Harrison (1940–2009) | Law 1964 | [399] | |
| Julian Hartridge (1829–1879) | Law 1850 | [400] | |
| Seth Hastings (1762–1831) | College 1782 | [401] | |
| William Soden Hastings (1798–1842) | College 1817 | [402] | |
| Nathaniel Appleton Haven (1762–1831) | College 1779 | [403] | |
| Edward D. Hayden (1833–1908) | College 1854 | [404] | |
| Pablo Hernández Rivera (born 1991) | College 2013 | [405] | |
| John W. Heselton (1900–1962) | Law | [406] | |
| Brian Higgins (born 1959) | HKS 1996 | [407] | |
| John Patrick Higgins (1893–1955) | College 1917 | [408] | |
| John Boynton Philip Clayton Hill (1879–1941) | Law 1903 | [409] | |
| Jim Himes (born 1966) | College 1988 | [410] | |
| Rockwood Hoar (1855–1906) | College 1876 | [411] | |
| Samuel Hoar (1778–1856) | College 1802 | [412] | |
| Sherman Hoar (1860–1898) | College 1882 | [413] | |
| John B. Hollister (1890–1979) | Law 1915 | [414] | |
| Elizabeth Holtzman (born 1941) | Radcliffe 1962; Law 1965 | [415] | |
| Charles E. Hooker (1825–1914) | Law 1846 | [416] | |
| Steve Horn (born 1931) | HKS 1955 | [417] | |
| Alanson B. Houghton (1863–1941) | College 1886 | [418] | |
| Amory Houghton (born 1926) | College 1950; Business 1952 | [419] | |
| L. Paul Howland (1865–1942) | Law 1890 | [420] | |
| Michael Huffington (born 1947) | Business 1971 | [421] | |
| John W. Hulbert (1770–1831) | College 1795 | [422] | |
| Morton D. Hull (1867–1937) | College 1892 | [423] | |
| William L. Hungate (1922–2007) | Law 1948 | [424] | |
| Carleton Hunt (1836–1921) | College 1856 | [425] | |
| John Jarman (1915–1982) | Law 1941 | [426] | |
| Leonard Jarvis (1781–1854) | College 1800 | [427] | |
| William J. Jefferson (born 1947) | Law 1972 | [428] | |
| Albert G. Jenkins (1830–1864) | Law 1850 | [429] | |
| Nancy Johnson (born 1935) | Radcliffe 1957 | [430] | |
| Thomas Laurens Jones (1819–1887) | Law 1846 | [431] | |
| Robert Kean (1893–1980) | College 1915 | [432] | |
| Joseph G. Kendall (1788–1847) | Law 1810 | [433] | |
| Joseph P. Kennedy III (born 1980) | Law 2009 | [76] | |
| Barbara Kennelly (born 1936) | Business 1959 | [434] | |
| John Bozman Kerr (1809–1878) | College 1830 | [435] | |
| Kevin Kiley (born 1985) | College 2007 | [436] | |
| Ron Kind (born 1963) | College 1985 | [437] | |
| Daniel P. King (1801–1850) | College 1823 | [438] | |
| James G. King (1791–1853) | College 1810 | [439] | |
| Martin Kinsley (1754–1835) | College 1778 | [440] | |
| Herb Klein (born 1930) | Law 1953 | [441] | |
| Samuel Knox (1815–1905) | Law 1838 | [442] | |
| Ken Kramer (born 1942) | Law 1966 | [443] | |
| Raja Krishnamoorthi (born 1973) | Law 2000 | [444] | |
| John C. Kunkel (1898–1970) | Law 1926 | [445] | |
| Peter Kyros (1925–2012) | College 1957 | [446] | |
| Greg Landsman (born 1976) | Divinity 2004 | [447] | |
| Jim Langevin (born 1964) | HKS 1994 | [448] | |
| Henderson Lovelace Lanham (1888–1957) | GSAS 1912 | [449] | |
| John LeBoutillier (born 1953) | College 1976 | [450] | |
| Silas Lee (1760–1814) | College 1784 | [451] | |
| George Leonard (1729–1819) | College 1748 | [452] | |
| John E. Leonard (1845–1878) | College 1863 | [453] | |
| Andy Levin (born 1960) | Law 1994 | [454] | |
| Sander Levin (born 1931) | Law 1957 | [455] | |
| Mel Levine (born 1943) | Law 1969 | [456] | |
| Lawrence Lewis (1879–1943) | College 1901 | [457] | |
| Lucius Littauer (1859–1944) | College 1878 | [458] | |
| John Locke (1764–1855) | College 1792 | [459] | |
| Stephen Longfellow (1776–1849) | College 1798 | [460] | |
| Nicholas Longworth (1869–1931) | College 1891 | Speaker of the United States House of Representatives | [461] |
| George B. Loring (1817–1891) | College 1838 | [462] | |
| Theodore Lyman (1833–1897) | College 1855 | [463] | |
| Stephen Lynch (born 1955) | HKS 1999 | [464] | |
| William Pitt Lynde (1817–1885) | Law 1841 | [465] | |
| Torbert Macdonald (1917–1976) | College 1940 | [466] | |
| W. Kingsland Macy (1889–1961) | College 1912 | [467] | |
| Dan Maffei (born 1968) | HKS 1995 | [76] | |
| Walter W. Magee (1861–1927) | College 1889 | [468] | |
| Andrew Maguire (born 1939) | KSG 1966 | [469] | |
| Rowland B. Mahany (1864–1937) | College 1884 | [470] | |
| James H. Maloney (born 1948) | College 1972 | [471] | |
| David S. Mann (born 1939) | College 1961 | [472] | |
| Brian Mast (born 1980) | Extension 2016 | [473] | |
| Jim Matheson (born 1960) | College 1982 | [474] | |
| Wiley Mayne (1917–2007) | College 1938 | [475] | |
| Romano L. Mazzoli (born 1932) | KSG 2004 | [476] | |
| Washington J. McCormick (1884–1949) | College 1906 | [477] | |
| Walter I. McCoy (1859–1933) | College 1882 | [478] | |
| Martha McSally (born 1966) | HKS 1990 | [76] | |
| Ward Miller (1902–1984) | College 1931 | [479] | |
| Wilbur Mills (1909–1992) | Law 1933 | [480] | |
| Walt Minnick (born 1942) | Law 1969 | [481] | |
| Nahum Mitchell (1769–1853) | College 1789 | [482] | |
| Thomas R. Mitchell (1783–1837) | College 1802 | [483] | |
| John S. Monagan (1911–2005) | Law 1937 | [484] | |
| Jim Moody (born 1935) | HKS 1967 | [485] | |
| John Moolenaar (born 1961) | KSG 1989 | [486] | |
| William S. Moorhead (1923–1987) | Law 1949 | [487] | |
| Edward Joy Morris (1815–1881) | College 1836 | [488] | |
| Seth Moulton (born 1978) | College 2001, HBS-HKS 2011 | [76] | |
| Isaac Edward Morse (1809–1866) | College 1829 | [489] | |
| Harold G. Mosier (1889–1971) | Law 1915 | [490] | |
| Luther W. Mott (1874–1923) | College 1896 | [491] | |
| Scott Murphy (born 1970) | College 1992 | [492] | |
| Henry F. Naphen (1852–1905) | College 1878 | [493] | |
| Charles P. Nelson (1907–1962) | Law 1931 | ||
| James Ellsworth Noland (1920–1992) | Business 1943 | [494] | |
| Joseph F. O'Connell (1872–1942) | Law 1896 | [495] | |
| John J. O'Connor (1885–1960) | Law 1911 | [496] | |
| Gayton P. Osgood (1797–1861) | College 1815 | [497] | |
| Richard Ottinger (born 1929) | Law 1953 | [498] | |
| George E. Outland (1906–1981) | GSAS 1929 | [499] | |
| Allen Ferdinand Owen (1816–1865) | Law 1839 | [500] | |
| John G. Palfrey (1796–1881) | College 1815 | [501] | |
| Chris Pappas (born 1980) | College 2002 | [502] | |
| Isaac Parker (1768–1830) | College 1786 | [503] | |
| Gorham Parks (1794–1877) | College 1813 | [504] | |
| George Partridge (1740–1828) | College 1762 | [505] | |
| John Perkins Jr. (1819–1885) | Law 1842 | [506] | |
| William H. Perry (1839–1902) | College 1859 | [507] | |
| Andrew James Peters (1872–1938) | College 1895, Law 1898 | [508] | |
| Tom Petri (born 1940) | College 1962; Law 1965 | [509] | |
| Michael Francis Phelan (1875–1941) | College 1897 | [510] | |
| Philip J. Philbin (1898–1972) | College 1920 | [511] | |
| Stephen C. Phillips (1801–1857) | College 1819 | [512] | |
| William Alvin Pittenger (1885–1951) | Law 1912 | [513] | |
| Edmund Platt (1865–1939) | College 1888 | [514] | |
| William Plumer Jr. (1789–1854) | College 1809 | [515] | |
| Bruce Poliquin (born 1953) | College 1976 | [76] | |
| Charles O. Porter (1919–2006) | College 1941 | [516] | |
| Katie Porter (born 1974) | Law 2001 | [517] | |
| Elisha R. Potter (1811–1882) | College 1830 | [518] | |
| Henry Otis Pratt (1838–1931) | College 1862 | [519] | |
| William Preston (1816–1887) | Law 1838 | [520] | |
| L. Richardson Preyer (1919–2001) | Law 1949 | [521] | |
| Josiah Quincy III (1772–1864) | College 1790 | [522] | |
| Jamie Raskin (born 1962) | College 1983, Law 1987 | [523] | |
| John H. Ray (1886–1975) | Law 1911 | [524] | |
| Nathan Read (1759–1849) | College 1781 | [525] | |
| Ben Reifel (1906–1990) | KSG 1949 | [526] | |
| Henry S. Reuss (1912–2002) | Law 1936 | [527] | |
| Mel Reynolds (born 1952) | KSG 1986 | [528] | |
| John Jacob Rhodes (1916–2003) | Law 1941 | [529] | |
| Thomas Rice (1768–1854) | College 1793 | [530] | |
| William M. Richardson (1774–1838) | College 1797 | [531] | |
| Francis W. Rockwell (1844–1929) | Law 1871 | [532] | |
| John Jacob Rogers (1881–1925) | College 1904 | [533] | |
| Edward G. Rohrbough (1874–1956) | GSAS 1906 | [534] | |
| James Roosevelt (1907–1991) | College 1930 | [535] | |
| Nathaniel Ruggles (1761–1819) | College 1781 | [536] | |
| Richard M. Russell (1891–1977) | College 1914 | [537] | |
| Raul Ruiz (born 1972) | HKS 2001, Medical 2001 | [76] | |
| Leverett Saltonstall I (1783–1845) | College 1802 | [538] | |
| John Sarbanes (born 1962) | Law 1988 | [539] | |
| James H. Scheuer (1920–2005) | Business 1943 | [540] | |
| Adam Schiff (born 1960) | Law 1985 | [541] | |
| Pat Schroeder (born 1940) | Law 1964 | [542] | |
| Bobby Scott (born 1947) | College 1969 | [543] | |
| Ebenezer Seaver (1763–1844) | College 1784 | [544] | |
| John F. Seiberling (1918–2008) | College 1941 | [545] | |
| Joe Sestak (born 1951) | HKS 1980; PhD 1984 | [546] | |
| Terri Sewell (born 1965) | Law 1992 | [76] | |
| Samuel Sewall (1757–1812) | College 1776 | [547] | |
| Bob Shamansky (1927–2011) | Law 1950 | [548] | |
| Brad Sherman (born 1954) | Law 1979 | [549] | |
| Rob Simmons (born 1943) | HKS 1979 | [550] | |
| John Simpkins (1862–1898) | College 1885 | [551] | |
| Kenneth F. Simpson (1895–1941) | Law 1922 | [552] | |
| Josiah Smith (1738–1803) | College 1774 | [553] | |
| Peter Plympton Smith (born 1945) | Education 1970 | [554] | |
| William Henry Sowden (1840–1907) | Law 1865 | [555] | |
| Ambrose Spencer (1765–1848) | College 1783 | [556] | |
| Charles F. Sprague (1857–1902) | College 1879 | [557] | |
| William H. Stafford (1869–1957) | Law 1893 | [558] | |
| Harley O. Staggers Jr. (born 1951) | College 1974 | [559] | |
| James V. Stanton (born 1932) | AMP 1984 | [560] | |
| Asahel Stearns (1774–1839) | College 1797 | [561] | |
| Foster Waterman Stearns (1881–1956) | GSAS 1906 | [562] | |
| William Stedman (1765–1831) | College 1784 | [563] | |
| Elise Stefanik (born 1980) | College 2006 | [76] | |
| George R. Stobbs (1877–1966) | College 1899 | [564] | |
| Eben F. Stone (1822–1895) | College 1843 | [565] | |
| Bellamy Storer (1847–1922) | College 1867 | [566] | |
| Samuel S. Stratton (1916–1990) | A.M. 1940 | [567] | |
| George Sullivan (1771–1838) | College 1790 | ||
| Lorenzo De Medici Sweat (1818–1898) | Law 1840 | [568] | |
| William Irvin Swoope (1862–1930) | Law 1886 | [569] | |
| Mark Takano (born 1960) | College 1983 | [76] | |
| John J. Taylor (1808–1892) | College 1829 | [570] | |
| Nelson Taylor (1821–1894) | Law 1860 | [571] | |
| Scott Taylor (born 1979) | Extension 2014 | [572] | |
| Van Taylor (born 1972) | College 1995, Business 2001 | [573] | |
| Frank Tejeda (1945–1997) | HKS 1980 | [574] | |
| Samuel Tenney (1748–1816) | College 1772 | [575] | |
| George H. Tinkham (1870–1956) | College 1894 | [576] | |
| Thomas Chandler Thacher (1858–1945) | College 1882 | [577] | |
| George Thatcher (1754–1824) | College 1776 | [578] | |
| Samuel Thatcher (1776–1872) | College 1793 | [579] | |
| John A. Thayer (1857–1917) | College 1879 | [580] | |
| Pat Toomey (born 1961) | College 1984 | [581] | |
| Peter Torkildsen (born 1958) | HKS 1990 | [582] | |
| Jonathan Trumbull Jr. (1740–1809) | College 1759 | Speaker of the United States House of Representatives | [583] |
| Charles Wentworth Upham (1802–1875) | Divinity 1821 | [584] | |
| George B. Upham (1768–1848) | College 1789 | [585] | |
| Jabez Upham (1764–1811) | College 1785 | [586] | |
| Chris Van Hollen (born 1959) | HKS 1985 | [587] | |
| Stephen Van Rensselaer (1764–1839) | College 1782 | [588] | |
| Richard Vander Veen (1922–2006) | Law 1949 | [589] | |
| Juan Vargas (born 1961) | Law 1991 | [76] | |
| John Varnum (1778–1836) | College 1798 | [590] | |
| Victor Veysey (1915–2001) | Business 1938 | [591] | |
| Roger Vose (1763–1841) | College 1790 | [592] | |
| Peleg Wadsworth (1748–1829) | College 1769 | [593] | |
| Robert Jarvis Cochran Walker (1838–1903) | Law 1858 | [594] | |
| Samuel H. Walley (1805–1877) | College 1826 | [595] | |
| Artemas Ward (1727–1800) | College 1748 | [596] | |
| Artemas Ward Jr. (1762–1847) | College 1783 | [597] | |
| Samuel L. Warner (1828–1893) | Law 1854 | [598] | |
| Vespasian Warner (1842–1925) | Law 1868 | [599] | |
| William W. Warren (1834–1880) | College 1855 | [600] | |
| Charles G. Washburn (1857–1928) | College 1880 | [601] | |
| Laurence Hawley Watres (1882–1964) | Law 1907 | [602] | |
| Steve Watkins (born 1976) | Kennedy 2017 | [603] | |
| Archibald J. Weaver (1843–1887) | Law 1869 | [604] | |
| Ed Weber (born 1931) | Law 1956 | [605] | |
| Charles W. Whalen Jr. (1920–2011) | Business 1946 | [606] | |
| Laban Wheaton (1754–1846) | College 1774 | [607] | |
| Leonard White (1767–1849) | College 1787 | [608] | |
| William Whiting (1813–1873) | College 1833 | [609] | |
| Richard B. Wigglesworth (1891–1960) | College 1912 | [610] | |
| Lemuel Williams (1747–1828) | College 1765 | [611] | |
| James Wilson I (1766–1839) | College 1789 | [612] | |
| John Wilson (1777–1848) | College 1799 | [613] | |
| Scott Wike (1834–1901) | Law 1859 | [614] | |
| Samuel Winslow (1862–1940) | College 1885 | [615] | |
| Robert Winthrop (1809–1894) | College 1828 | Speaker of the United States House of Representatives | [616] |
| Samuel T. Worcester (1804–1882) | College 1830 | [617] | |
| John W. Wydler (1924–1987) | Law 1950 | [618] | |
| Chalmers Wylie (1920–1998) | Law 1948 | [619] | |
| Clarence Clifton Young (1922–2016) | Law 1949 | [620] | |
| Randy Fine (1974–) | College 1996, MBA 1998 | [621] |
| Name | Class year | Notability | Reference(s) |
|---|---|---|---|
| Michael G. Adams (born 1976) | Law | Secretary of State of the Commonwealth of Kentucky | |
| Mahidol Adulyadej, Prince of Songkla (1892–1929), (from Siam, Thailand) | Certificate in Public Health 1921, M.D. 1927 | Member of the House of Chakri, of Siam (Thailand); son of King Chulalongkorn of Siam; father of King Ananda Mahidol (Rama VIII) and King Bhumibol Adulyadej (Rama IX) of Thailand; regarded as the father of modern medicine and public health of Thailand | [622] [623] [624] |
| Reg Alcock (1948–2011) | KSG | Member of House of Commons of Canada | |
| Tabata Amaral (born 1993) | College 2016 | Member of the Chamber of Deputies of Brazil | [625] [626] [627] |
| Jocelyn Benson (born 1977) | J.D. | Michigan Secretary of State | [628] |
| Murtaza Bhutto (1954–1996) | B.A | Former chairman of the Pakistan Peoples Party (Shaheed Bhutto) | |
| Sheikh Dr. Muhammad Sabah Al-Salem Al-Sabah (born 1955) | PhD | Son of late Emir of Kuwait, Sheikh Sabah III Al-Salim Al-Sabah; Ambassador of Kuwait to the United States from 1993 to 2003; Minister of Foreign Affairs of Kuwait from 2003 to 2011; current Deputy Prime Minister of Kuwait; his elder brother is Sheikh Salem Sabah Al-Salem Al-Sabah, former Defense and Interior Minister | [622] |
| Emilio Sempris (born 1973) | Sustainability 2021 | Former Minister of Environment of Panama | [629] |
| Ray Atherton (1883–1960) | College 1905 | First United States Ambassador to Canada | |
| Lalith Athulathmudali (1936–1993) | Law | Sri Lankan Minister of National Security, Minister of Education | |
| Pierre Baillargeon (1812–1891) | Medical | Member of Senate of Canada | |
| William Barnes Jr. (1866–1930) | Harvard College (1888) | Chairman of the New York Republican State Committee, member of the Republican National Committee | [630] |
| Sandy Berger (1945-2015) | Law 1971 | United States National Security Advisor | |
| Ben Bernanke | College 1975 | Chair of the Federal Reserve | |
| Michael Bloomberg (born 1942) | Business 1966 | Mayor of New York City | |
| Rizwan Ahmed | HKS | Senior Pakistani civil servant | [631] |
| Tariq Bajwa | HKS | Governor of the State Bank of Pakistan | [632] |
| James Berry | Law | Member of British Parliament | |
| Julie Bishop (born 1956) | Business, 1996 | Australian Minister for Foreign Affairs | |
| Julia Chang Bloch | Government, Grad School 1967 | United States Ambassador to Nepal (under President George H. W. Bush), the first US Ambassador of Asian origin | |
| André Boisclair (born 1966) | HKS 2005 | Former leader of Parti Québécois | |
| Nick Boles (born 1965) | HKS | Member of British Parliament | |
| Frederick William Borden (1847–1917) | Medical 1868 | Member of House of Commons of Canada | |
| Alvin Bragg (born 1973) | College 1995; Law 1995 | New York County District Attorney, first to secure a conviction of a former U.S. president | |
| L. Paul Bremer (born 1941) | Business 1966 | Ambassador | |
| Zbigniew Brzezinski (born 1928) | PhD 1953 | United States National Security Advisor | |
| Liam Byrne (born 1970) | Business | Member of British Parliament | |
| L. Paul Bremer (born 1941) | Business 1966 | Ambassador | |
| Anna Escobedo Cabral (born 1959) | HKS 1990 | Treasurer of the United States | |
| Pat Caddell | College 1972 | Pollster | |
| Barry Campbell (born 1950) | Law 1977 | Member of House of Commons of Canada | |
| Dr. Pedro Albizu Campos (1891–1965) | PhD 1921 | President of the Puerto Rican Nationalist Party; led the Puerto Rican Nationalist Party Revolts of the 1950s | [633] [634] |
| Frank T. Caprio (born 1966) | College 1988 | General Treasurer of Rhode Island | |
| Robert Cerasoli (born 1945) | HKS 1988 | Massachusetts House of Representatives, Inspector General Commonwealth of Massachusetts, Inspector General New Orleans | |
| P. Chidambaram | HBS | Finance Minister of India | |
| Newton Ramsay Colter (1844–1917) | Medical 1867 | Member of House of Commons of Canada | |
| John Cooper (born 1956) | College | Mayor of Nashville | |
| Ross Cranston (born 1948) | Law 1973 | Member of British Parliament | |
| Tom Daly (born 1954) | College 1976 | California State Assemblyman, former Mayor of Anaheim, California | |
| David Davis (born 1948) | Business 1985 | British politician | |
| Nelson Antonio Denis | College 1977 | Former New York State Assemblyman | |
| Louis-Léon Lesieur Desaulniers (1823–1896) | College 1846 | Member of House of Commons of Canada | |
| W. E. B. Du Bois (1868–1963) | College 1890; A.M. 1891; PhD 1895 | Civil rights leader, African American studies scholar | |
| Ralph Earle II | B.S. History 1950 | Chief negotiator of the SALT II arms control agreement | [635] |
| Lucie Edwards | HKS 1984 | Canadian diplomat | |
| William Ellery (1727–1780) | College 1747 | Signer of United States Declaration of Independence | |
| Daniel Ellsberg (born 1931) | College 1952; PhD 1963 | Leaker of the Pentagon Papers | |
| John English (born 1945) | Ph.D 1973 | Member of House of Commons of Canada | |
| Douglas Feith (born 1953) | College 1975 | U.S. Under Secretary of Defense for Policy | |
| Andy Fillmore (born 1966) | GSD 1995 | Member of House of Commons of Canada | |
| Dudley Fishburn (born 1946) | College | Member of British Parliament | |
| Michèle Flournoy (born 1960) | College 1983 | Under Secretary of Defense for Policy of the United States | [636] |
| Nigel Forman (born 1943) | HKS | Member of British Parliament | |
| Chrystia Freeland (born 1968) | College | Member of House of Commons of Canada, Deputy Prime Minister of Canada | |
| Richard Fuller | British Member of Parliament | ||
| Kate Gallego (born 1981) | College 2004 | Mayor of Phoenix | |
| David Gergen (born 1942) | Law 1967 | Advisor to four U.S. presidents | |
| Carl Gershman (born 1943) | M. Education 1968 | U.N. Representative and National Endowment for Democracy President | |
| Herman Goldner (1916–2010) | MBA, c. 1947 | Mayor of St. Petersburg, Florida, 1961–67, 1971–73 | [637] |
| Richard N. Goodwin (born 1931) | Law 1958 | Speechwriter for Kennedy and Johnson administrations; author | |
| Jennifer Gordon | College 1987, Law 1992 | Founded the Workplace Project; associate professor at Fordham University School of Law | |
| Andy Fillmore (born 1966) | GSD 1995 | Member of House of Commons of Canada | |
| Jamie Gorelick (born 1950) | College 1972; Law 1975 | Member of 9/11 Commission | |
| Barbara Greene (born 1945) | KSG | Member of House of Commons of Canada | |
| John Hagelin (born 1954) | PhD 1981 | Third-party presidential candidate | |
| Charles Sumner Hamlin (1861–1938) | College 1886 | Chair of the Federal Reserve | |
| Will Ford Hartnett (born 1956) | College 1978 | Lawyer from Dallas; member of the Texas House of Representatives | |
| Hon. Howard E. Haugerud | American diplomat | ||
| Kerry Healey (born 1960) | College 1982 | Lieutenant Governor of Massachusetts | |
| James M. Henderson (1921–1995) | Advanced Management Program, Date missing | Founder of top-ranked Henderson Advertising Agency of Greenville, South Carolina; Republican candidate for Lieutenant Governor of South Carolina in 1970 | [638] |
| Paul Heroux (born 1976) | MPA 2011 | State Representative from Massachusetts | |
| Thomas Wentworth Higginson (1823–1911) | College 1841 | Author, abolitionist, Colonel | |
| Alger Hiss (1904–1996) | Law 1929 | Accused of espionage on behalf of the Soviet Union | |
| Tom Hockin (born 1938) | KSG | Member of House of Commons of Canada | |
| William Hooper (1742–1790) | College 1760 | Signer of United States Declaration of Independence | |
| Ken Hughes (born 1954) | KSG 1983 | Member of House of Commons of Canada | |
| Rafael Hui (born 1948) | HKS 1983 | Chief Secretary for Administration of Hong Kong | |
| Michael Ignatieff (born 1947) | PhD History 1976 | Liberal Party of Canada leader of Her Majesty's loyal opposition; Member of Parliament; scholar; professor; author | |
| Mohamad Al Ississ | College BA 2000, GSAS MA 2000, HKS MPAID 2007, HKS/GSAS PhD 2010 | Jordanian Minister of Finance | |
| Greville Janner (born 1928) | Law | Member, House of Lords | |
| William Jeffrey | PhD | 13th Director, National Institute of Standards and Technology | |
| Pauline Jewett (1922–1992) | Ph.D 1949 | Member of House of Commons of Canada | |
| Eric Johnson (born 1975) | College 1998 | Mayor of Dallas | |
| Henry Kaulback (1830–1896) | College | Member of Senate of Canada | |
| Raymond W. Kelly (born 1940) | HKS 1984 | New York City Police Commissioner | |
| Caroline Kennedy (born 1957) | Radcliffe 1980 | Writer; daughter of John F. Kennedy; former US Ambassador to Japan | |
| Joseph P. Kennedy (1888–1969) | College 1912 | Kennedy political family patriarch | |
| Max Kennedy Jr. (born 1993) | College 2016 | political organizer, volunteer, whistleblower | |
| Alan Keyes (born 1950) | College 1972; PhD 1979 | U.S. presidential candidate and Senatorial candidate | |
| Marc Kielburger (born 1977) | College 1999 | Canadian humanitarian and activist | |
| Faik Konitza (1875–1942) | Writer, Ambassador of Albania to the United States | ||
| Philip Lader | Law | United States Ambassador to the United Kingdom | |
| Anthony Lake (born 1939) | College 1961 | United States National Security Advisor | |
| David Lammy (born 1972) | Law 1994 | Member of British Parliament | |
| Maurice Lamontagne (1917–1983) | M.A. | Member of Senate of Canada | |
| Corliss Lamont (1905–1995) | College 1924, professor | ACLU director, humanist author | |
| Horacio Rodríguez Larreta (born 1965) | Business 1993 | Mayor of Buenos Aires | |
| Allan Leal (1917-1999) | Law 1957 | President of the Empire Club of Canada; Dean of Osgoode Hall Law School | |
| Tobias Lear (1762–1816) | College 1783 | George Washington's personal secretary | |
| Dominic LeBlanc (born 1967) | Law | Member of House of Commons of Canada | |
| Alfred Lefurgey (1871–1934) | Law 1894 | Member of House of Commons of Canada | |
| Charles Lemmond (1929–2012) | A.B. 1952 | Pennsylvania State Senator | |
| Lawrence B. Lindsey (born 1954) | A.M. 1981; PhD 1985 | Economist, Director of the National Economic Council | |
| Ruthzee Louijeune (born 1987) | JD and MPA 2014 | president of the Boston City Council | [639] [640] |
| Donald Stovel Macdonald (born 1932) | Law | Member of House of Commons of Canada | |
| Roderick MacFarquhar (born 1930) | College 1955 | Member of British Parliament | |
| Roy MacLaren (born 1934) | AMP 1973 | Member of House of Commons of Canada | |
| Cyrus Macmillan (1882–1953) | Ph.D 1909 | Member of House of Commons of Canada | |
| Tim Mahoney (born 1949) | MHA 2005 | Mayor of Fargo, North Dakota | |
| Nabiel Makarim (born 1945) | HKS 1984 | Indonesian Environmental Minister | |
| Michael Marshall (1930–2006) | Business 1960 | Member of British Parliament | |
| Crown Princess Masako of Japan (born 1963) | B.A. | Consort of Crown Prince Naruhito, the first son of Emperor Akihito and Empress Michiko; member of the Imperial House of Japan through marriage | [622] |
| Timothy Massad (born 1956) | College 1978; Law 1984 | Corporate lawyer at Cravath, Swaine & Moore, U.S. Assistant Secretary of the Treasury for Financial Stability, nominee to chair the Commodity Futures Trading Commission | [641] |
| Dan Massey (1942–2013) | Graduate 1969 | Sexual freedom scholar, religious philosopher, human rights activist, chief engineer at BBN Technologies, and senior scientist at Science Applications International Corporation | |
| Robert Charles Matthews (1871–1952) | College 1902 | Member of House of Commons of Canada | |
| Allan McAvity (1882–1944) | College | Member of House of Commons of Canada | |
| Susan McCaw (born 1962) | Business 1988 | US Ambassador to Austria, 2005–07 | [642] |
| Dan McCready (born 1983) | Business 2011 | entrepreneur and candidate for US House of Representatives in North Carolina | |
| Ezekiel McLeod (1840–1920) | Law 1867 | Member of House of Commons of Canada | |
| Ken Mehlman (born 1967) | Law 1991 | former chairman of the Republican National Committee | |
| David Miller (born 1958) | Economics (undergrad) 1981 | Mayor of Toronto | |
| William Green Miller | United States Ambassador to Ukraine from 1993 to 1998 | ||
| Rhodri Morgan (born 1939) | HKS | First Minister of Wales from 2000 to 2009 | |
| Daniel Mudd (born 1956) | HKS 1986 | President and CEO of Fannie Mae | |
| Abul Maal Abdul Muhith (born 1934) | Business | Economist, diplomat, and language veteran and Finance minister of Bangladesh | |
| Kiraitu Murungi (born 1952) | Law 1991 | Minister of Energy in Kenya | |
| Ephraim Bell Muttart (1839–1912) | Medical 1861 | Member of House of Commons of Canada | |
| Ralph Nader (born 1934) | Law 1958 | Public advocate | |
| Naheed Nenshi (born 1972) | JFK School of Government 1998 | Mayor of Calgary | |
| Brooks Newmark (born 1958) | College 1980 | Member of British Parliament | |
| Archie Norman (born 1954) | Business | Member of British Parliament | |
| Grover Norquist (born 1956) | College 1978; Business 1981 | Activist | |
| Michelle Obama (born 1964) | Law 1988 | First Lady of the United States, Political Activist | [643] |
| Ngozi Okonjo-Iweala (born 1954) | College 1981 | Finance Minister of Nigeria, Foreign Affairs Minister of Nigeria | |
| Joe Oliver (born 1940) | Business 1970 | Member of House of Commons of Canada | |
| James Otis (1725–1783) | College 1743; A.M. 1746 | Lawyer influential in American Revolution | |
| Samuel Allyne Otis (1740–1814) | College 1759 | 1st Secretary of the U.S. Senate | [644] |
| Prince Ali-Reza Pahlavi, of Iran (Persia) (1966–2011) | PhD student at the time of his death | Member of the Pahlavi Imperial Family of Iran (Persia); younger son of the former Shah of Iran, Mohammad Reza Pahlavi, and his third wife Empress Farah Pahlavi; second in order of succession to the Iranian throne before the Iranian Revolution | [622] |
| Robert Treat Paine (1731–1814) | College 1749 | Signer of United States Declaration of Independence | |
| Francis Pangilinan (born 1963) | HKS 1998 | Senator and the Majority Leader of the Senate of the Philippines | |
| Clay Pell | United States Department of Education official | [645] | |
| George Halsey Perley (1857–1938) | College 1878 | Member of House of Commons of Canada | |
| Claire Perry (born 1964) | Business | Member of British Parliament | |
| José Piñera (born 1948) | Economics, Grad School M.A. 1972, PhD 1974 | Chile Minister of Labor and Social Security; Minister of Mines (under President Augusto Pinochet) 1978–80; enacted world's first system of private retirement accounts; known as one of the Chicago Boys | |
| Loulan Pitre Jr. (born 1961) | Undergraduate 1983, Law 1986 | New Orleans lawyer and former member of the Louisiana House of Representatives for Lafource Parish, Louisiana | [646] |
| Jesse Robredo (1958–2012) | M.P.A. 1999 | Secretary of the Department of the Interior and Local Government of the Philippines | |
| Stuart Rabner (born 1960) | Law 1984 | New Jersey State Attorney General | |
| Mimi Rocah (born 1970) | College 1992 | District Attorney for Westchester County | [647] |
| Franklin Raines (born 1949) | College 1971; Law 1976 | Chairman and CEO of Fannie Mae | |
| Vivek Ramaswamy (born 1985) | College 2007 | Candidate for president of the United States in 2024 | |
| Murray Rankin (born 1950) | Law | Member of House of Commons of Canada | |
| Lois Rice (1933–2017) | Radcliffe 1954 | Vice president of the College Board and architect of the Pell Grant | [648] |
| Rosa Gumataotao Rios (born 1966) | College 1987 | Treasurer of the United States | |
| Maurice Roche, 4th Baron Fermoy (1885–1955) | College 1909 | Member of British Parliament | |
| Prince Sadruddin Aga Khan (1933–2003) | College 1954 | Son of Aga Khan III, the 48th Imam of Nizari Ismailism; United Nations High Commissioner for Refugees from 1966 to 1978 | [622] |
| Muhammad Al-Sabah Al-Salem Al-Sabah (born 1958) | Law | Foreign Minister of Kuwait | |
| Surakiart Sathirathai (born 1958) | Law | Foreign Minister of Thailand | |
| G. David Schine (1927–1996) | College 1949 | Entrepreneur, businessman, political activist | |
| Klaus Schwab (born 1938) | KSG 1967 | Founder and executive chairman of the World Economic Forum | |
| Jyotiraditya Scindia (born 1971) | College 1993 | Indian Member of Parliament and Union Minister of State for IT and Communications | |
| Phyllis Schlafly (born 1924) | Graduate School of Arts and Sciences 1945 | Political activist | |
| Joel Herbert Seaverns (1860–1923) | College 1881 | Member of British Parliament | |
| Nancy Sherman | 1982 | Professor of Philosophy at Georgetown University, military ethicist | |
| Faryar Shirzad (born 1966) | HKS | Advisor to U.S. President George W. Bush | |
| Bob Shrum (born 1943) | Law 1968 | Political consultant | |
| Jayant Sinha (born 1963) | Business, 1992 | Minister of State for Finance, Member of Parliament in the First Modi ministry, former managing director at Omidyar Network, former Partner at McKinsey & Company | [649] |
| Jose Solorio (born 1966) | Public Policy | California State Assemblyman | |
| Sven Spengemann (born 1966) | Law | Member of House of Commons of Canada | |
| Steve Spinner | MBA | Adviser to Obama Campaign, Department of Energy Official | |
| Robert Stanfield (1914–2003) | Law | Member of House of Commons of Canada | |
| Julian Steele (1906-1970) | College 1929 | Massachusetts' first African-American town meeting moderator, state agency head | |
| Jill Stein (born 1950) | College 1973; Medical 1979 | 2012 and 2016 Green Party U.S. presidential nominee | |
| Paul Stinchcombe (born 1962) | Law | Member of British Parliament | |
| George William Strake Jr. (born 1935) | MBA 1961 | Secretary of State of Texas, 1979–81; Republican state chairman, 1983–88; Houston businessman and philanthropist | [650] |
| Subramanian Swamy (born 1939) | Phd Economics 1965 | Former Indian Union Minister of Commerce and Industry | |
| Edita Tahiri (born 1956) | HKS 2002 | Founder and leader of independence movement of Kosovo; Minister of Foreign Affairs of Kosovo 1991–2000; Deputy Prime Minister | |
| Lorenzo M. Tañada (1898–1992) | Law | Philippine Senator, nationalist and civil libertarian | |
| Tina Tchen (born 1956) | College 1978 | Lawyer, Assistant to President Barack Obama; Chief of Staff to First Lady Michelle Obama; Executive Director of the White House Council on Women and Girls | |
| Peter Thurnham (1938–2010) | Business 1969 | Member of British Parliament | |
| Arthur Tremblay (1917–1996) | M.Ed 1945 | Member of Senate of Canada | |
| Sylvester Turner (1954–2025) | Law 1980 | Mayor of Houston | |
| Thomas Tweedie (1871–1944) | Law 1905 | Member of House of Commons of Canada | |
| Bernardo Villegas | PhD in Economics | Economist, presidential advisor, founder of the Center for Research and Communication, led a committee that drafted the 1987 Philippine Constitution | |
| Paul Volcker (born 1927) | HKS 1951 | Chairman of the Federal Reserve | |
| William Michael Wall (1911–1961) | Ph.D 1954 | Member of Senate of Canada | |
| Martha M. Walz (born 1953) | HKS 2000 | Democratic member of the Massachusetts House of Representatives | |
| George F. Ward | M.P.A. | Former United States Ambassador to Namibia | [651] |
| Joseph Warren (1741–1775) | College 1759; A.M. 1762 | Physician, soldier, activist | [652] |
| Princess Maria Carolina Christina of Bourbon-Parma, Duchess of Guernica and Marchioness of Sala (born 1974) | Member of the Royal and Ducal House of Bourbon-Parma and Dutch Royal Family; fourth and youngest child of Princess Irene of the Netherlands and Carlos Hugo, Duke of Parma | [622] | |
| Prince Radu of Romania (born 1960) | Executive Program 2004 | Son-in-law of former King Michael I of Romania; in 1996 he married Princess Margarita of Romania, the king's eldest daughter and the Crown Princess of Romania, also known as the "Custodian of the Romanian Crown" | [622] |
| Alexander Watson | College 1961 | Ambassador, diplomat | |
| Kevin White | HKS 1957 | Mayor of Boston | |
| Dean Whiteway (born 1944) | M.A. | Member of House of Commons of Canada | |
| Anthony A. Williams | HKS, Law 1987 | Mayor of Washington, DC | |
| Gita Wirjawan | HKS, 2000 | Minister of Trade of Indonesia | |
| James Wolfensohn (born 1933) | Business 1959 | Ninth President of the World Bank | |
| Yam Ah Mee (born 1957) | Business | Returning Officer, Singaporean general election, 2011, former Brigadier General in the Republic of Singapore Air Force | |
| Valerie Johnson Zachary (born 1962) | Law J.D. cum laude 1987 | Associate Judge of the North Carolina Court of Appeals, 2015-present | [653] |
| Robert Zoellick (born 1953) | Law 1979; HKS 1981 | Eleventh President of the World Bank | |
| Shpend Ahmeti (born 1978) | 2004.; HKS Public Administration | Mayor of Prishtina | |
| William Williams (1731–1811) | College 1751 | Signer of United States Declaration of Independence | |
| Michelle Wu (born 1985) | College 2007, J.D. 2012 | Mayor of Boston | [654] [655] |
| Hastings Wyman (born 1939) | Bachelor of Arts 1961 | Political consultant, author, journalist, publisher of The Southern Political Report | [656] |
| René Castro (born 1957) | MPA, PHD | FAO Assistant Director General (ADG) of Climate, Biodiversity, Land and Water Department | [657] |
| Wang Dan (born 1969) | Ph.D. in history 2008 | Chinese dissident and student leader in the Tiananmen Square protests of 1989 | [658] |
| Clara Chou (born 1953) | Master of Public Administration 1987 | Taiwanese journalist, television and radio personality | [659] |
| Sun Chanthol (born 1956) | Master's in Public Administration | Cambodian Minister of Public Works and Transport | |
| Lin Yi-hsiung (born 1941) | Master of Public Administration 1987 | Former Chairman of the Taiwan's Democratic Progressive Party | [660] |
| Miguel Braun (born 1973) | Master and Ph.D. in Economics 2001 | Secretary of Commerce (2015-2018) and Secretary of Economic Policy (2018-2019) of Argentina. | [661] |
| Lee Jun-seok (born 1985) | B.A | Former Leader of the People Power Party of South Korea | [662] |
| Kostas Bakoyiannis (born 1978) | MPA | Former Mayor of Athens | |
| Peter Navarro (born 1949) | PhD | Counselor to the President of the USA | |
| Liu He (born 1952) | MPA | Former Vice Premier of the State Council of the People's Republic of China | |
| Leopoldo López (born 1971) | Master of Public Policy in HKS 1996 | Venezuelan former Mayor of Chacao and leader of Popular Will | |
| Lobsang Sangay (born 1963) | LLM | Sikyong of the Central Tibetan Administration | |
| Abraham Katz (1938–2010) | PhD | Ambassador of the United States to the Organisation for Economic Co-operation and Development | |
| Alan Bersin (born 1946) | BA | Commissioner of U.S. Customs and Border Protection | |
| José Manuel García-Margallo y Marfil (born 1944) | LLM (1972) | Former Minister of Foreign Affairs of the Kingdom of Spain and former Member of the European Parliament |
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