This is a complete list of United States representatives during the 91st United States Congress listed by seniority.
As an historical article, the districts and party affiliations listed reflect those during the 91st Congress (January 3, 1969 – January 3, 1971). Seats and party affiliations on similar lists for other congresses will be different for certain members. [1]
Seniority depends on the date on which members were sworn into office. Since many members are sworn in on the same day, subsequent ranking is based on previous congressional service of the individual and then by alphabetical order by the last name of the representative.
Committee chairmanship in the House is often associated with seniority. However, party leadership is typically not associated with seniority.
Note: The "*" indicates that the representative/delegate may have served one or more non-consecutive terms while in the House of Representatives of the United States Congress.
| Rank | Representative | Party | District | Seniority date (Previous service, if any) | No.# of term(s) | Notes |
|---|---|---|---|---|---|---|
| 1 | Emanuel Celler | D | NY-10 | March 4, 1923 | 24th term | Dean of the House |
| 2 | John William McCormack | D | MA-09 | November 6, 1928 | 22nd term | Speaker of the House Left the House in 1971. |
| 3 | Wright Patman | D | TX-01 | March 4, 1929 | 21st term | |
| 4 | William M. Colmer | D | MS-05 | March 4, 1933 | 19th term | |
| 5 | Leslie C. Arends | R | IL-17 | January 3, 1935 | 18th term | |
| 6 | George H. Mahon | D | TX-19 | January 3, 1935 | 18th term | |
| 7 | Michael J. Kirwan | D | OH-19 | January 3, 1937 | 17th term | Died on July 27, 1970. |
| 8 | William R. Poage | D | TX-11 | January 3, 1937 | 17th term | |
| 9 | John L. McMillan | D | SC-06 | January 3, 1939 | 16th term | |
| 10 | Wilbur Mills | D | AR-02 | January 3, 1939 | 16th term | |
| 11 | Felix Edward Hébert | D | LA-01 | January 3, 1941 | 15th term | |
| 12 | L. Mendel Rivers | D | SC-01 | January 3, 1941 | 15th term | Died on December 28, 1970. |
| 13 | Jamie Whitten | D | MS-02 | November 4, 1941 | 15th term | |
| 14 | Thomas Abernethy | D | MS-01 | January 3, 1943 | 14th term | |
| 15 | William L. Dawson | D | IL-01 | January 3, 1943 | 14th term | Died on November 9, 1970. |
| 16 | Michael A. Feighan | D | OH-20 | January 3, 1943 | 14th term | Left the House in 1971. |
| 17 | O. C. Fisher | D | TX-21 | January 3, 1943 | 14th term | |
| 18 | Chester E. Holifield | D | CA-19 | January 3, 1943 | 14th term | |
| 19 | Alvin O'Konski | R | WI-10 | January 3, 1943 | 14th term | |
| 20 | Ray Madden | D | IN-01 | January 3, 1943 | 14th term | |
| 21 | Philip J. Philbin | D | MA-03 | January 3, 1943 | 14th term | Left the House in 1971. |
| 22 | George W. Andrews | D | AL-03 | March 14, 1944 | 14th term | |
| 23 | John J. Rooney | D | NY-14 | June 6, 1944 | 14th term | |
| 24 | John W. Byrnes | R | WI-08 | January 3, 1945 | 13th term | |
| 25 | Robert J. Corbett | R | PA-18 | January 3, 1945 Previous service, 1939–1941. | 14th term* | |
| 26 | George Hyde Fallon | D | MD-04 | January 3, 1945 | 13th term | Left the House in 1971. |
| 27 | James G. Fulton | R | PA-27 | January 3, 1945 | 13th term | |
| 28 | George Paul Miller | D | CA-08 | January 3, 1945 | 13th term | |
| 29 | Thomas E. Morgan | D | PA-26 | January 3, 1945 | 13th term | |
| 30 | Charles Melvin Price | D | IL-24 | January 3, 1945 | 13th term | |
| 31 | Adam Clayton Powell Jr. | D | NY-18 | January 3, 1945 | 13th term | Left the House in 1971. |
| 32 | Robert L. F. Sikes | D | FL-01 | January 3, 1945 Previous service, 1941–1944. | 15th term* | |
| 33 | Olin E. Teague | D | TX-06 | August 24, 1946 | 13th term | |
| 34 | Carl Albert | D | OK-03 | January 3, 1947 | 12th term | |
| 35 | John Blatnik | D | MN-08 | January 3, 1947 | 12th term | |
| 36 | Hale Boggs | D | LA-02 | January 3, 1947 Previous service, 1941–1943. | 13th term* | |
| 37 | Omar Burleson | D | TX-17 | January 3, 1947 | 12th term | |
| 38 | Harold Donohue | D | MA-04 | January 3, 1947 | 12th term | |
| 39 | Joe L. Evins | D | TN-04 | January 3, 1947 | 12th term | |
| 40 | Otto Passman | D | LA-05 | January 3, 1947 | 12th term | |
| 41 | Robert E. Jones Jr. | D | AL-08 | January 28, 1947 | 12th term | |
| 42 | Edward Garmatz | D | MD-03 | July 15, 1947 | 12th term | |
| 43 | William Moore McCulloch | R | OH-04 | November 4, 1947 | 12th term | |
| 44 | Watkins Moorman Abbitt | D | VA-04 | February 17, 1948 | 12th term | |
| 45 | Wayne N. Aspinall | D | CO-04 | January 3, 1949 | 11th term | |
| 46 | William A. Barrett | D | PA-01 | January 3, 1949 Previous service, 1945–1947. | 12th term* | |
| 47 | Charles Edward Bennett | D | FL-03 | January 3, 1949 | 11th term | |
| 48 | Richard Walker Bolling | D | MO-05 | January 3, 1949 | 11th term | |
| 49 | James J. Delaney | D | NY-09 | January 3, 1949 Previous service, 1945–1947. | 12th term* | |
| 50 | Gerald Ford | R | MI-05 | January 3, 1949 | 11th term | |
| 51 | H. R. Gross | R | IA-03 | January 3, 1949 | 11th term | |
| 52 | Wayne Hays | D | OH-18 | January 3, 1949 | 11th term | |
| 53 | Carl D. Perkins | D | KY-07 | January 3, 1949 | 11th term | |
| 54 | Peter W. Rodino | D | NJ-10 | January 3, 1949 | 11th term | |
| 55 | Harley Orrin Staggers | D | WV-02 | January 3, 1949 | 11th term | |
| 56 | Tom Steed | D | OK-04 | January 3, 1949 | 11th term | |
| 57 | Clement J. Zablocki | D | WI-04 | January 3, 1949 | 11th term | |
| 58 | John P. Saylor | R | PA-22 | September 13, 1949 | 11th term | |
| 59 | William B. Widnall | R | NJ-07 | February 6, 1950 | 11th term | |
| 60 | William H. Bates | R | MA-06 | February 14, 1950 | 11th term | Died on June 22, 1969. |
| 61 | E. Ross Adair | R | IN-04 | January 3, 1951 | 10th term | Left the House in 1971. |
| 62 | William Hanes Ayres | R | OH-14 | January 3, 1951 | 10th term | Left the House in 1971. |
| 63 | Page Belcher | R | OK-01 | January 3, 1951 | 10th term | |
| 64 | Ellis Yarnal Berry | R | SD-02 | January 3, 1951 | 10th term | Left the House in 1971. |
| 65 | Jackson Edward Betts | R | OH-08 | January 3, 1951 | 10th term | |
| 66 | Frank T. Bow | R | OH-16 | January 3, 1951 | 10th term | |
| 67 | William G. Bray | R | IN-06 | January 3, 1951 | 10th term | |
| 68 | William Jennings Bryan Dorn | D | SC-03 | January 3, 1951 Previous service, 1947–1949. | 11th term* | |
| 69 | John Jarman | D | OK-05 | January 3, 1951 | 10th term | |
| 70 | John C. Kluczynski | D | IL-05 | January 3, 1951 | 10th term | |
| 71 | Byron G. Rogers | D | CO-01 | January 3, 1951 | 10th term | Left the House in 1971. |
| 72 | William L. Springer | R | IL-22 | January 3, 1951 | 10th term | |
| 73 | John C. Watts | D | KY-06 | April 4, 1951 | 10th term | |
| 74 | John Dowdy | D | TX-02 | September 23, 1952 | 10th term | |
| 75 | Edward Boland | D | MA-02 | January 3, 1953 | 9th term | |
| 76 | Jack Brooks | D | TX-09 | January 3, 1953 | 9th term | |
| 77 | Joel Broyhill | R | VA-10 | January 3, 1953 | 9th term | |
| 78 | James A. Byrne | D | PA-03 | January 3, 1953 | 9th term | |
| 79 | Elford Albin Cederberg | R | MI-10 | January 3, 1953 | 9th term | |
| 80 | Ed Edmondson | D | OK-02 | January 3, 1953 | 9th term | |
| 81 | Lawrence H. Fountain | D | NC-02 | January 3, 1953 | 9th term | |
| 82 | Peter Frelinghuysen Jr. | R | NJ-05 | January 3, 1953 | 9th term | |
| 83 | Samuel Friedel | D | MD-07 | January 3, 1953 | 9th term | Left the House in 1971. |
| 84 | Charles S. Gubser | R | CA-10 | January 3, 1953 | 9th term | |
| 85 | James A. Haley | D | FL-07 | January 3, 1953 | 9th term | |
| 86 | Craig Hosmer | R | CA-32 | January 3, 1953 | 9th term | |
| 87 | Charles R. Jonas | R | NC-09 | January 3, 1953 | 9th term | |
| 88 | Melvin Laird | R | WI-07 | January 3, 1953 | 9th term | Resigned on January 21, 1969. |
| 89 | Phillip M. Landrum | D | GA-09 | January 3, 1953 | 9th term | |
| 90 | William S. Mailliard | R | CA-05 | January 3, 1953 | 9th term | |
| 91 | John E. Moss | D | CA-03 | January 3, 1953 | 9th term | |
| 92 | Tip O'Neill | D | MA-08 | January 3, 1953 | 9th term | |
| 93 | Thomas Pelly | R | WA-01 | January 3, 1953 | 9th term | |
| 94 | Richard Harding Poff | R | VA-06 | January 3, 1953 | 9th term | |
| 95 | John J. Rhodes | R | AZ-01 | January 3, 1953 | 9th term | |
| 96 | Leonor Sullivan | D | MO-03 | January 3, 1953 | 9th term | |
| 97 | James B. Utt | R | CA-35 | January 3, 1953 | 9th term | Died on March 1, 1970. |
| 98 | Bob Wilson | R | CA-36 | January 3, 1953 | 9th term | |
| 99 | William Natcher | D | KY-02 | August 1, 1953 | 9th term | |
| 100 | Glenard P. Lipscomb | R | CA-24 | November 10, 1953 | 9th term | Died on February 1, 1970. |
| 101 | John James Flynt Jr. | D | GA-06 | November 2, 1954 | 9th term | |
| 102 | Thomas W. L. Ashley | D | OH-09 | January 3, 1955 | 8th term | |
| 103 | Frank M. Clark | D | PA-25 | January 3, 1955 | 8th term | |
| 104 | William C. Cramer | R | FL-08 | January 3, 1955 | 8th term | Left the House in 1971. |
| 105 | Charles Diggs | D | MI-13 | January 3, 1955 | 8th term | |
| 106 | Dante Fascell | D | FL-12 | January 3, 1955 | 8th term | |
| 107 | Daniel J. Flood | D | PA-11 | January 3, 1955 Previous service, 1945–1947 and 1949–1953. | 11th term** | |
| 108 | Kenneth J. Gray | D | IL-21 | January 3, 1955 | 8th term | |
| 109 | Edith Green | D | OR-03 | January 3, 1955 | 8th term | |
| 110 | Martha Griffiths | D | MI-17 | January 3, 1955 | 8th term | |
| 111 | William Raleigh Hull Jr. | D | MO-06 | January 3, 1955 | 8th term | |
| 112 | Torbert Macdonald | D | MA-07 | January 3, 1955 | 8th term | |
| 113 | William Edwin Minshall Jr. | R | OH-23 | January 3, 1955 | 8th term | |
| 114 | Henry S. Reuss | D | WI-05 | January 3, 1955 | 8th term | |
| 115 | Bernice F. Sisk | D | CA-16 | January 3, 1955 | 8th term | |
| 116 | Charles M. Teague | R | CA-13 | January 3, 1955 | 8th term | |
| 117 | Frank Thompson | D | NJ-04 | January 3, 1955 | 8th term | |
| 118 | Charles Vanik | D | OH-22 | January 3, 1955 | 8th term | |
| 119 | Jim Wright | D | TX-12 | January 3, 1955 | 8th term | |
| 120 | Paul Rogers | D | FL-09 | January 11, 1955 | 8th term | |
| 121 | John Dingell | D | MI-16 | December 13, 1955 | 8th term | |
| 122 | Walter S. Baring Jr. | D | NV | January 3, 1957 Previous service, 1949–1953. | 9th term* | |
| 123 | William Broomfield | R | MI-18 | January 3, 1957 | 7th term | |
| 124 | Charles E. Chamberlain | R | MI-06 | January 3, 1957 | 7th term | |
| 125 | Harold R. Collier | R | IL-10 | January 3, 1957 | 7th term | |
| 126 | Glenn Cunningham | R | NE-02 | January 3, 1957 | 7th term | Left the House in 1971. |
| 127 | Florence P. Dwyer | R | NJ-12 | January 3, 1957 | 7th term | |
| 128 | Leonard Farbstein | D | NY-19 | January 3, 1957 | 7th term | Left the House in 1971. |
| 129 | Alton Lennon | D | NC-07 | January 3, 1957 | 7th term | |
| 130 | John J. McFall | D | CA-15 | January 3, 1957 | 7th term | |
| 131 | Robert Michel | R | IL-18 | January 3, 1957 | 7th term | |
| 132 | H. Allen Smith | R | CA-20 | January 3, 1957 | 7th term | |
| 133 | Al Ullman | D | OR-02 | January 3, 1957 | 7th term | |
| 134 | John Andrew Young | D | TX-14 | January 3, 1957 | 7th term | |
| 135 | Howard W. Robison | R | NY-33 | January 14, 1958 | 7th term | |
| 136 | John Herman Dent | D | PA-21 | January 21, 1958 | 7th term | |
| 137 | Fats Everett | D | TN-08 | February 1, 1958 | 7th term | Died on January 26, 1969. |
| 138 | Al Quie | R | MN-01 | February 18, 1958 | 7th term | |
| 139 | Robert N.C. Nix Sr. | D | PA-02 | May 20, 1958 | 7th term | |
| 140 | John Brademas | D | IN-03 | January 3, 1959 | 6th term | |
| 141 | James A. Burke | D | MA-11 | January 3, 1959 | 6th term | |
| 142 | William T. Cahill | R | NJ-06 | January 3, 1959 | 6th term | Resigned on January 19, 1970. |
| 143 | Robert R. Casey | D | TX-22 | January 3, 1959 | 6th term | |
| 144 | Jeffery Cohelan | D | CA-07 | January 3, 1959 | 6th term | Left the House in 1971. |
| 145 | Silvio O. Conte | R | MA-01 | January 3, 1959 | 6th term | |
| 146 | Emilio Q. Daddario | D | CT-01 | January 3, 1959 | 6th term | Left the House in 1971. |
| 147 | Dominick V. Daniels | D | NJ-14 | January 3, 1959 | 6th term | |
| 148 | Ed Derwinski | R | IL-04 | January 3, 1959 | 6th term | |
| 149 | Samuel L. Devine | R | OH-12 | January 3, 1959 | 6th term | |
| 150 | Thomas N. Downing | D | VA-01 | January 3, 1959 | 6th term | |
| 151 | Thaddeus J. Dulski | D | NY-41 | January 3, 1959 | 6th term | |
| 152 | Cornelius Edward Gallagher | D | NJ-13 | January 3, 1959 | 6th term | |
| 153 | Robert Giaimo | D | CT-03 | January 3, 1959 | 6th term | |
| 154 | Harold T. Johnson | D | CA-02 | January 3, 1959 | 6th term | |
| 155 | Seymour Halpern | R | NY-06 | January 3, 1959 | 6th term | |
| 156 | Ken Hechler | D | WV-04 | January 3, 1959 | 6th term | |
| 157 | Joseph Karth | D | MN-04 | January 3, 1959 | 6th term | |
| 158 | Robert Kastenmeier | D | WI-02 | January 3, 1959 | 6th term | |
| 159 | Hastings Keith | D | MA-12 | January 3, 1959 | 6th term | |
| 160 | Odin Langen | R | MN-07 | January 3, 1959 | 6th term | Left the House in 1971. |
| 161 | Del Latta | R | OH-05 | January 3, 1959 | 6th term | |
| 162 | Catherine Dean May | R | WA-04 | January 3, 1959 | 6th term | Left the House in 1971. |
| 163 | John S. Monagan | D | CT-05 | January 3, 1959 | 6th term | |
| 164 | William S. Moorhead | D | PA-14 | January 3, 1959 | 6th term | |
| 165 | William T. Murphy | D | IL-03 | January 3, 1959 | 6th term | Left the House in 1971. |
| 166 | Ancher Nelsen | R | MN-02 | January 3, 1959 | 6th term | |
| 167 | James G. O'Hara | D | MI-12 | January 3, 1959 | 6th term | |
| 168 | Alexander Pirnie | R | NY-32 | January 3, 1959 | 6th term | |
| 169 | Roman C. Pucinski | D | IL-11 | January 3, 1959 | 6th term | |
| 170 | Dan Rostenkowski | D | IL-08 | January 3, 1959 | 6th term | |
| 171 | John M. Slack Jr. | D | WV-03 | January 3, 1959 | 6th term | |
| 172 | George E. Shipley | D | IL-23 | January 3, 1959 | 6th term | |
| 173 | Neal Smith | D | IA-05 | January 3, 1959 | 6th term | |
| 174 | Samuel S. Stratton | D | NY-35 | January 3, 1959 | 6th term | |
| 175 | Frank Stubblefield | D | KY-01 | January 3, 1959 | 6th term | |
| 176 | William J. Randall | D | MO-04 | March 3, 1959 | 6th term | |
| 177 | Jacob H. Gilbert | D | NY-22 | March 8, 1960 | 6th term | Left the House in 1971. |
| 178 | Herman T. Schneebeli | R | PA-17 | April 26, 1960 | 6th term | |
| 179 | Roy A. Taylor | D | NC-11 | June 25, 1960 | 6th term | |
| 180 | Julia Butler Hansen | D | WA-03 | November 8, 1960 | 6th term | |
| 181 | J. Irving Whalley | R | PA-12 | November 8, 1960 | 6th term | |
| 182 | Joseph Patrick Addabbo | D | NY-07 | January 3, 1961 | 5th term | |
| 183 | John B. Anderson | R | IL-16 | January 3, 1961 | 5th term | |
| 184 | John M. Ashbrook | R | OH-17 | January 3, 1961 | 5th term | |
| 185 | James F. Battin | R | MT-02 | January 3, 1961 | 5th term | Resigned on February 27, 1969. |
| 186 | Alphonzo E. Bell Jr. | R | CA-28 | January 3, 1961 | 5th term | |
| 187 | Hugh Carey | D | NY-15 | January 3, 1961 | 5th term | |
| 188 | Donald D. Clancy | R | OH-02 | January 3, 1961 | 5th term | |
| 189 | James C. Corman | D | CA-22 | January 3, 1961 | 5th term | |
| 190 | John W. Davis | D | GA-07 | January 3, 1961 | 5th term | |
| 191 | Paul Findley | R | IL-20 | January 3, 1961 | 5th term | |
| 192 | Fernand St. Germain | D | RI-01 | January 3, 1961 | 5th term | |
| 193 | George Elliott Hagan | D | GA-01 | January 3, 1961 | 5th term | |
| 194 | Durward Gorham Hall | R | MO-07 | January 3, 1961 | 5th term | |
| 195 | Bill Harsha | R | OH-06 | January 3, 1961 | 5th term | |
| 196 | R. James Harvey | R | MI-08 | January 3, 1961 | 5th term | |
| 197 | David N. Henderson | D | NC-03 | January 3, 1961 | 5th term | |
| 198 | Richard Howard Ichord Jr. | D | MO-08 | January 3, 1961 | 5th term | |
| 199 | Charles Samuel Joelson | D | NJ-08 | January 3, 1961 | 5th term | Resigned on September 4, 1969. |
| 200 | Carleton J. King | R | NY-30 | January 3, 1961 | 5th term | |
| 201 | Clark MacGregor | R | MN-03 | January 3, 1961 | 5th term | Left the House in 1971. |
| 202 | David Martin | R | NE-03 | January 3, 1961 | 5th term | |
| 203 | F. Bradford Morse | R | MA-05 | January 3, 1961 | 5th term | |
| 204 | Charles Adams Mosher | R | OH-13 | January 3, 1961 | 5th term | |
| 205 | Arnold Olsen | D | MT-01 | January 3, 1961 | 5th term | Left the House in 1971. |
| 206 | Otis G. Pike | D | NY-01 | January 3, 1961 | 5th term | |
| 207 | Ben Reifel | R | SD-01 | January 3, 1961 | 5th term | Left the House in 1971. |
| 208 | Richard L. Roudebush | R | IN-05 | January 3, 1961 | 5th term | Left the House in 1971. |
| 209 | William Fitts Ryan | D | NY-20 | January 3, 1961 | 5th term | |
| 210 | Garner E. Shriver | R | KS-04 | January 3, 1961 | 5th term | |
| 211 | Robert Stafford | R | VT | January 3, 1961 | 5th term | |
| 212 | Robert Grier Stephens Jr. | D | GA-10 | January 3, 1961 | 5th term | |
| 213 | Vernon Wallace Thomson | R | WI-03 | January 3, 1961 | 5th term | |
| 214 | Mo Udall | D | AZ-02 | May 2, 1961 | 5th term | |
| 215 | Henry B. González | D | TX-20 | November 4, 1961 | 5th term | |
| 216 | Lucien N. Nedzi | D | MI-14 | November 7, 1961 | 5th term | |
| 217 | Joe Waggonner | D | LA-04 | December 19, 1961 | 5th term | |
| 218 | Graham B. Purcell Jr. | D | TX-13 | January 27, 1962 | 5th term | |
| 219 | Ray Roberts | D | TX-04 | January 30, 1962 | 5th term | |
| 220 | Benjamin S. Rosenthal | D | NY-08 | February 20, 1962 | 5th term | |
| 221 | George Brown Jr. | D | CA-29 | January 3, 1963 | 4th term | Left the House in 1971. |
| 222 | Bill Brock | R | TN-03 | January 3, 1963 | 4th term | Left the House in 1971. |
| 223 | Jim Broyhill | R | NC-10 | January 3, 1963 | 4th term | |
| 224 | Laurence J. Burton | R | UT-01 | January 3, 1963 | 4th term | Left the House in 1971. |
| 225 | James Colgate Cleveland | R | NH-02 | January 3, 1963 | 4th term | |
| 226 | Lionel Van Deerlin | D | CA-37 | January 3, 1963 | 4th term | |
| 227 | Don Edwards | D | CA-09 | January 3, 1963 | 4th term | |
| 228 | Donald M. Fraser | D | MN-05 | January 3, 1963 | 4th term | |
| 229 | Richard Fulton | D | TN-05 | January 3, 1963 | 4th term | |
| 230 | Don Fuqua | D | FL-02 | January 3, 1963 | 4th term | |
| 231 | Sam Gibbons | D | FL-06 | January 3, 1963 | 4th term | |
| 232 | James R. Grover | R | NY-02 | January 3, 1963 | 4th term | |
| 233 | Richard T. Hanna | D | CA-34 | January 3, 1963 | 4th term | |
| 234 | Augustus F. Hawkins | D | CA-21 | January 3, 1963 | 4th term | |
| 235 | Frank Horton | R | NY-36 | January 3, 1963 | 4th term | |
| 236 | J. Edward Hutchinson | R | MI-04 | January 3, 1963 | 4th term | |
| 237 | Robert L. Leggett | D | CA-04 | January 3, 1963 | 4th term | |
| 238 | Clarence Long | D | MD-02 | January 3, 1963 | 4th term | |
| 239 | John Otho Marsh Jr. | D | VA-07 | January 3, 1963 | 4th term | Left the House in 1971. |
| 240 | Spark Matsunaga | D | HI | January 3, 1963 | 4th term | |
| 241 | Robert McClory | R | IL-12 | January 3, 1963 | 4th term | |
| 242 | Joseph McDade | R | PA-10 | January 3, 1963 | 4th term | |
| 243 | Joseph Minish | D | NJ-11 | January 3, 1963 | 4th term | |
| 244 | Rogers Morton | R | MD-01 | January 3, 1963 | 4th term | |
| 245 | John M. Murphy | D | NY-16 | January 3, 1963 | 4th term | |
| 246 | William St. Onge | D | CT-02 | January 3, 1963 | 4th term | Died on May 1, 1970. |
| 247 | Edward J. Patten | D | NJ-15 | January 3, 1963 | 4th term | |
| 248 | Jimmy Quillen | R | TN-01 | January 3, 1963 | 4th term | |
| 249 | Claude Pepper | D | FL-11 | January 3, 1963 | 4th term | |
| 250 | Charlotte Thompson Reid | R | IL-15 | January 3, 1963 | 4th term | |
| 251 | Ogden Reid | R | NY-26 | January 3, 1963 | 4th term | |
| 252 | Edward R. Roybal | D | CA-30 | January 3, 1963 | 4th term | |
| 253 | Donald Rumsfeld | R | IL-13 | January 3, 1963 | 4th term | Resigned on May 25, 1969. |
| 254 | Joe Skubitz | R | KS-05 | January 3, 1963 | 4th term | |
| 255 | Burt L. Talcott | R | CA-12 | January 3, 1963 | 4th term | |
| 256 | Charles H. Wilson | D | CA-31 | January 3, 1963 | 4th term | |
| 257 | John W. Wydler | R | NY-04 | January 3, 1963 | 4th term | |
| 258 | Don H. Clausen | R | CA-01 | January 22, 1963 | 4th term | |
| 259 | Del M. Clawson | R | CA-23 | June 11, 1963 | 4th term | |
| 260 | Fred B. Rooney | D | PA-15 | July 30, 1963 | 4th term | |
| 261 | Mark Andrews | R | ND-01 | October 22, 1963 | 4th term | |
| 262 | Albert W. Johnson | R | PA-23 | November 5, 1963 | 4th term | |
| 263 | J. J. Pickle | D | TX-10 | December 21, 1963 | 4th term | |
| 264 | Phillip Burton | D | CA-06 | February 18, 1964 | 4th term | |
| 265 | William J. Green, III | D | PA-05 | April 28, 1964 | 4th term | |
| 266 | Thomas S. Gettys | D | SC-05 | November 3, 1964 | 4th term | |
| 267 | William L. Hungate | D | MO-09 | November 3, 1964 | 4th term | |
| 268 | Wendell Wyatt | R | OR-01 | November 3, 1964 | 4th term | |
| 269 | Brock Adams | D | WA-07 | January 3, 1965 | 3rd term | |
| 270 | William Anderson | D | TN-06 | January 3, 1965 | 3rd term | |
| 271 | Frank Annunzio | D | IL-07 | January 3, 1965 | 3rd term | |
| 272 | Jonathan Brewster Bingham | D | NY-23 | January 3, 1965 | 3rd term | |
| 273 | John Hall Buchanan Jr. | R | AL-06 | January 3, 1965 | 3rd term | |
| 274 | Earle Cabell | D | TX-05 | January 3, 1965 | 3rd term | |
| 275 | Tim Lee Carter | R | KY-05 | January 3, 1965 | 3rd term | |
| 276 | Barber Conable | R | NY-37 | January 3, 1965 | 3rd term | |
| 277 | John Conyers | D | MI-01 | January 3, 1965 | 3rd term | |
| 278 | John Culver | D | IA-02 | January 3, 1965 | 3rd term | |
| 279 | Glenn Robert Davis | R | WI-09 | January 3, 1965 Previous service, 1947–1957. | 8th term* | |
| 280 | Bill Dickinson | R | AL-02 | January 3, 1965 | 3rd term | |
| 281 | John Duncan Sr. | R | TN-02 | January 3, 1965 | 3rd term | |
| 282 | Jack Edwards | R | AL-01 | January 3, 1965 | 3rd term | |
| 283 | John N. Erlenborn | R | IL-14 | January 3, 1965 | 3rd term | |
| 284 | Frank Evans | D | CO-03 | January 3, 1965 | 3rd term | |
| 285 | Tom Foley | D | WA-05 | January 3, 1965 | 3rd term | |
| 286 | William Ford | D | MI-15 | January 3, 1965 | 3rd term | |
| 287 | Kika De la Garza | D | TX-15 | January 3, 1965 | 3rd term | |
| 288 | Lee Hamilton | D | IN-09 | January 3, 1965 | 3rd term | |
| 289 | James M. Hanley | D | NY-34 | January 3, 1965 | 3rd term | |
| 290 | William Hathaway | D | ME-02 | January 3, 1965 | 3rd term | |
| 291 | Floyd Hicks | D | WA-06 | January 3, 1965 | 3rd term | |
| 292 | James J. Howard | D | NJ-03 | January 3, 1965 | 3rd term | |
| 293 | Andrew Jacobs Jr. | D | IN-11 | January 3, 1965 | 3rd term | |
| 294 | Henry Helstoski | D | NJ-09 | January 3, 1965 | 3rd term | |
| 295 | James Kee | D | WV-05 | January 3, 1965 | 3rd term | |
| 296 | Speedy O. Long | D | LA-08 | January 3, 1965 | 3rd term | |
| 297 | Richard D. McCarthy | D | NY-39 | January 3, 1965 | 3rd term | Left the House in 1971. |
| 298 | Robert C. McEwen | R | NY-31 | January 3, 1965 | 3rd term | |
| 299 | Lloyd Meeds | D | WA-02 | January 3, 1965 | 3rd term | |
| 300 | Patsy Mink | D | HI | January 3, 1965 | 3rd term | |
| 301 | Chester L. Mize | R | KS-02 | January 3, 1965 | 3rd term | Left the House in 1971. |
| 302 | Maston E. O'Neal Jr. | D | GA-02 | January 3, 1965 | 3rd term | Left the House in 1971. |
| 303 | Richard Ottinger | D | NY-25 | January 3, 1965 | 3rd term | Left the House in 1971. |
| 304 | Edwin Reinecke | R | CA-27 | January 3, 1965 | 3rd term | Resigned on January 21, 1969. |
| 305 | Daniel J. Ronan | D | IL-06 | January 3, 1965 | 3rd term | Died on August 13, 1969. |
| 306 | David E. Satterfield III | D | VA-03 | January 3, 1965 | 3rd term | |
| 307 | James H. Scheuer | D | NY-21 | January 3, 1965 | 3rd term | |
| 308 | Henry P. Smith III | R | NY-40 | January 3, 1965 | 3rd term | |
| 309 | J. William Stanton | R | OH-11 | January 3, 1965 | 3rd term | |
| 310 | John V. Tunney | D | CA-38 | January 3, 1965 | 3rd term | Resigned on January 2, 1971. |
| 311 | George Watkins | R | PA-09 | January 3, 1965 | 3rd term | Died on August 7, 1970. |
| 312 | Lester L. Wolff | D | NY-03 | January 3, 1965 | 3rd term | |
| 313 | Sidney Yates | D | IL-09 | January 3, 1965 Previous service, 1949–1963. | 10th term* | |
| 314 | Joseph P. Vigorito | D | PA-24 | January 3, 1965 | 3rd term | |
| 315 | Richard Crawford White | D | TX-16 | January 3, 1965 | 3rd term | |
| 316 | Albert Watson | R | SC-02 | June 15, 1965 Previous service, 1963–1965. | 5th term* | Left the House in 1971. |
| 317 | Edwin Edwards | D | LA-07 | October 2, 1965 | 3rd term | |
| 318 | Clarence E. Brown Jr. | R | OH-07 | November 2, 1965 | 3rd term | |
| 319 | Thomas M. Rees | D | CA-26 | December 15, 1965 | 3rd term | |
| 320 | Walter B. Jones Sr. | D | NC-01 | February 5, 1966 | 3rd term | |
| 321 | Jerome R. Waldie | D | CA-14 | June 7, 1966 | 3rd term | |
| 322 | Guy Vander Jagt | R | MI-09 | November 8, 1966 | 3rd term | |
| 323 | David Pryor | D | AR-04 | November 8, 1966 | 3rd term | |
| 324 | Tom Bevill | D | AL-07 | January 3, 1967 | 2nd term | |
| 325 | Edward G. Biester Jr. | R | PA-08 | January 3, 1967 | 2nd term | |
| 326 | Benjamin B. Blackburn | R | GA-04 | January 3, 1967 | 2nd term | |
| 327 | Ray Blanton | D | TN-07 | January 3, 1967 | 2nd term | |
| 328 | Frank J. Brasco | D | NY-11 | January 3, 1967 | 2nd term | |
| 329 | Jack Thomas Brinkley | D | GA-03 | January 3, 1967 | 2nd term | |
| 330 | Donald G. Brotzman | R | CO-02 | January 3, 1967 Previous service, 1963–1965. | 3rd term* | |
| 331 | Garry E. Brown | R | MI-03 | January 3, 1967 | 2nd term | |
| 332 | J. Herbert Burke | R | FL-10 | January 3, 1967 | 2nd term | |
| 333 | George H. W. Bush | R | TX-07 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 334 | Daniel E. Button | R | NY-29 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 335 | William O. Cowger | R | KY-03 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 336 | John R. Dellenback | R | OR-04 | January 3, 1967 | 2nd term | |
| 337 | Robert Vernon Denney | R | NE-01 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 338 | Robert C. Eckhardt | D | TX-08 | January 3, 1967 | 2nd term | |
| 339 | Joshua Eilberg | D | PA-04 | January 3, 1967 | 2nd term | |
| 340 | Edwin Duing Eshleman | R | PA-16 | January 3, 1967 | 2nd term | |
| 341 | Marvin L. Esch | R | MI-02 | January 3, 1967 | 2nd term | |
| 342 | Nick Galifianakis | D | NC-04 | January 3, 1967 | 2nd term | |
| 343 | George Atlee Goodling | R | PA-19 | January 3, 1967 Previous service, 1961–1965. | 4th term* | |
| 344 | Gilbert Gude | R | MD-08 | January 3, 1967 | 2nd term | |
| 345 | John Paul Hammerschmidt | R | AR-03 | January 3, 1967 | 2nd term | |
| 346 | Margaret Heckler | R | MA-10 | January 3, 1967 | 2nd term | |
| 347 | John E. Hunt | R | NJ-01 | January 3, 1967 | 2nd term | |
| 348 | Abraham Kazen | D | TX-23 | January 3, 1967 | 2nd term | |
| 349 | Thomas S. Kleppe | R | ND-02 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 350 | Dan Kuykendall | R | TN-09 | January 3, 1967 | 2nd term | |
| 351 | John Henry Kyl | R | IA-04 | January 3, 1967 Previous service, 1959–1965. | 5th term* | |
| 352 | Peter Kyros | D | ME-01 | January 3, 1967 | 2nd term | |
| 353 | Sherman P. Lloyd | R | UT-02 | January 3, 1967 Previous service, 1963–1965. | 3rd term* | |
| 354 | Buz Lukens | R | OH-24 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 355 | Bob Mathias | R | CA-18 | January 3, 1967 | 2nd term | |
| 356 | Wiley Mayne | R | IA-06 | January 3, 1967 | 2nd term | |
| 357 | James A. McClure | R | ID-01 | January 3, 1967 | 2nd term | |
| 358 | Jack H. McDonald | R | MI-19 | January 3, 1967 | 2nd term | |
| 359 | Thomas Joseph Meskill | R | CT-06 | January 3, 1967 | 2nd term | Left the House in 1971. |
| 360 | Clarence E. Miller | R | OH-10 | January 3, 1967 | 2nd term | |
| 361 | Sonny Montgomery | D | MS-04 | January 3, 1967 | 2nd term | |
| 362 | John Myers | R | IN-07 | January 3, 1967 | 2nd term | |
| 363 | Bill Nichols | D | AL-04 | January 3, 1967 | 2nd term | |
| 364 | Jerry Pettis | R | CA-33 | January 3, 1967 | 2nd term | |
| 365 | Howard Wallace Pollock | D | AK | January 3, 1967 | 2nd term | Left the House in 1971. |
| 366 | Bob Price | R | TX-18 | January 3, 1967 | 2nd term | |
| 367 | Tom Railsback | R | IL-19 | January 3, 1967 | 2nd term | |
| 368 | John Rarick | D | LA-06 | January 3, 1967 | 2nd term | |
| 369 | Donald W. Riegle Jr. | R | MI-07 | January 3, 1967 | 2nd term | |
| 370 | William V. Roth Jr. | R | DE | January 3, 1967 | 2nd term | Resigned on December 31, 1970. |
| 371 | Philip Ruppe | R | MI-11 | January 3, 1967 | 2nd term | |
| 372 | Charles W. Sandman Jr. | R | NJ-02 | January 3, 1967 | 2nd term | |
| 373 | Henry C. Schadeberg | R | WI-01 | January 3, 1967 Previous service, 1961–1965. | 4th term* | Left the House in 1971. |
| 374 | Fred Schwengel | R | IA-01 | January 3, 1967 Previous service, 1955–1965. | 7th term* | |
| 375 | William J. Scherle | R | IA-07 | January 3, 1967 | 2nd term | |
| 376 | William L. Scott | R | VA-08 | January 3, 1967 | 2nd term | |
| 377 | Gene Snyder | R | KY-04 | January 3, 1967 Previous service, 1963–1965. | 3rd term* | |
| 378 | Sam Steiger | R | AZ-03 | January 3, 1967 | 2nd term | |
| 379 | William A. Steiger | R | WI-06 | January 3, 1967 | 2nd term | |
| 380 | W. S. Stuckey Jr. | D | GA-08 | January 3, 1967 | 2nd term | |
| 381 | Robert Taft Jr. | R | OH-01 | January 3, 1967 Previous service, 1963–1965. | 3rd term* | Left the House in 1971. |
| 382 | Fletcher Thompson | R | GA-05 | January 3, 1967 | 2nd term | |
| 383 | William C. Wampler | R | VA-09 | January 3, 1967 Previous service, 1953–1955. | 3rd term* | |
| 384 | Charles W. Whalen Jr. | R | OH-03 | January 3, 1967 | 2nd term | |
| 385 | Charles E. Wiggins | R | CA-25 | January 3, 1967 | 2nd term | |
| 386 | Lawrence G. Williams | R | PA-07 | January 3, 1967 | 2nd term | |
| 387 | Larry Winn | R | KS-03 | January 3, 1967 | 2nd term | |
| 388 | Chalmers Wylie | R | OH-15 | January 3, 1967 | 2nd term | |
| 389 | Louis C. Wyman | R | NH-01 | January 3, 1967 Previous service, 1963–1965. | 3rd term* | |
| 390 | Roger H. Zion | R | IN-08 | January 3, 1967 | 2nd term | |
| 391 | John M. Zwach | R | MN-06 | January 3, 1967 | 2nd term | |
| 392 | Robert Tiernan | D | RI-02 | March 28, 1967 | 2nd term | |
| 393 | Pete McCloskey | R | CA-11 | December 12, 1967 | 2nd term | |
| 394 | Bertram L. Podell | D | NY-13 | February 20, 1968 | 2nd term | |
| 395 | Charles H. Griffin | D | MS-03 | March 12, 1968 | 2nd term | |
| 396 | James M. Collins | R | TX-03 | August 24, 1968 | 2nd term | |
| 397 | Joseph M. Gaydos | D | PA-20 | November 5, 1968 | 2nd term | |
| 398 | Bill Alexander | D | AR-01 | January 3, 1969 | 1st term | |
| 399 | Glenn M. Anderson | D | CA-17 | January 3, 1969 | 1st term | |
| 400 | John Glenn Beall Jr. | R | MD-06 | January 3, 1969 | 1st term | Left the House in 1971. |
| 401 | Mario Biaggi | D | NY-24 | January 3, 1969 | 1st term | |
| 402 | Bill Burlison | D | MO-10 | January 3, 1969 | 1st term | |
| 403 | Patrick T. Caffery | D | LA-03 | January 3, 1969 | 1st term | |
| 404 | John Newbold Camp | R | OK-06 | January 3, 1969 | 1st term | |
| 405 | William V. Chappell Jr. | D | FL-04 | January 3, 1969 | 1st term | |
| 406 | Shirley Chisholm | D | NY-12 | January 3, 1969 | 1st term | |
| 407 | Bill Clay | D | MO-01 | January 3, 1969 | 1st term | |
| 408 | Lawrence Coughlin | R | PA-13 | January 3, 1969 | 1st term | |
| 409 | Dan Daniel | D | VA-05 | January 3, 1969 | 6th term | |
| 410 | David W. Dennis | R | IN-10 | January 3, 1969 | 1st term | |
| 411 | Hamilton Fish | R | NY-28 | January 3, 1969 | 1st term | |
| 412 | Walter Flowers | D | AL-05 | January 3, 1969 | 1st term | |
| 413 | Louis Frey Jr. | R | FL-05 | January 3, 1969 | 1st term | |
| 414 | Ed Foreman | R | NM-02 | January 3, 1969 Previous service, 1963–1965. | 2nd term* | Left the House in 1971. |
| 415 | Orval H. Hansen | R | ID-02 | January 3, 1969 | 1st term | |
| 416 | James F. Hastings | R | NY-38 | January 3, 1969 | 1st term | |
| 417 | Lawrence Hogan | R | MD-05 | January 3, 1969 | 1st term | |
| 418 | Ed Koch | D | NY-17 | January 3, 1969 | 1st term | |
| 419 | Earl Landgrebe | R | IN-02 | January 3, 1969 | 1st term | |
| 420 | Allard K. Lowenstein | D | NY-05 | January 3, 1969 | 1st term | Left the House in 1971. |
| 421 | Manuel Lujan Jr. | R | NM-01 | January 3, 1969 | 1st term | |
| 422 | James Robert Mann | D | SC-04 | January 3, 1969 | 1st term | |
| 423 | Martin B. McKneally | R | NY-27 | January 3, 1969 | 1st term | Left the House in 1971. |
| 424 | Abner J. Mikva | D | IL-02 | January 3, 1969 | 1st term | |
| 425 | Wilmer Mizell | R | NC-05 | January 3, 1969 | 1st term | |
| 426 | Bob Mollohan | D | WV-01 | January 3, 1969 Previous service, 1953–1957. | 3rd term* | |
| 427 | L. Richardson Preyer | D | NC-06 | January 3, 1969 | 1st term | |
| 428 | Earl B. Ruth | R | NC-08 | January 3, 1969 | 1st term | |
| 429 | Keith Sebelius | R | KS-01 | January 3, 1969 | 1st term | |
| 430 | Louis Stokes | D | OH-21 | January 3, 1969 | 1st term | |
| 431 | James W. Symington | D | MO-02 | January 3, 1969 | 1st term | |
| 432 | Lowell P. Weicker Jr. | R | CT-04 | January 3, 1969 | 1st term | Left the House in 1971. |
| 433 | G. William Whitehurst | R | VA-02 | January 3, 1969 | 1st term | |
| 434 | John S. Wold | R | WY | January 3, 1969 | 1st term | Left the House in 1971. |
| 435 | Gus Yatron | D | PA-06 | January 3, 1969 | 1st term | |
| Ed Jones | D | TN-08 | March 25, 1969 | 1st term | ||
| Dave Obey | D | WI-07 | April 1, 1969 | 1st term | ||
| Barry Goldwater Jr. | R | CA-27 | April 29, 1969 | 1st term | ||
| John Melcher | D | MT-02 | June 24, 1969 | 1st term | ||
| Michael J. Harrington | D | MA-06 | September 30, 1969 | 1st term | ||
| Robert A. Roe | D | NJ-08 | November 4, 1969 | 1st term | ||
| Phil Crane | R | IL-13 | November 25, 1969 | 1st term | ||
| John H. Rousselot | R | CA-24 | June 30, 1970 Previous service, 1961–1963. | 2nd term* | ||
| John G. Schmitz | R | CA-35 | June 30, 1970 | 1st term | ||
| Charles J. Carney | D | OH-19 | November 3, 1970 | 1st term | ||
| George W. Collins | D | IL-06 | November 3, 1970 | 1st term | ||
| Edwin B. Forsythe | R | NJ-06 | November 3, 1970 | 1st term | ||
| Robert H. Steele | R | CT-02 | November 3, 1970 | 1st term | ||
| John H. Ware III | R | PA-09 | November 3, 1970 | 1st term | ||
| Rank | Delegate | Party | District | Seniority date (Previous service, if any) | No.# of term(s) | Notes |
|---|---|---|---|---|---|---|
| 1 | Jorge Luis Córdova | PNP | PR | January 3, 1969 | 1st term | |
This article incorporates public domain material from Biographical Directory of the United States Congress. Federal government of the United States.