The office of Prime Minister of Iran was established in 1907 during the Persian Constitutional Revolution and existed until 1989 when the office was abolished after a constitutional referendum. The prime minister was the head of government of Iran.
Ali Asghar Khan Atabak was the first and Mir-Hossein Mousavi was the last prime minister of Iran. Before the Constitutional Revolution, the head of government was called the Grand Vizier (Sadr-e A'zam or Vazir-e A'zam).
| No. | Portrait | Name (Birth–Death) | Term of office | Political party | Head of state (Reign / Term) | ||
|---|---|---|---|---|---|---|---|
| Took office | Left office | Time in office | |||||
| | |||||||
| — | | Soltan-Ali Vazir-e Afkham سلطانعلی وزیر افخم (1862–1914) Acting Prime Minister | 21 March 1907 | 29 April 1907 | 39 days | Independent | Mohammad Ali Shah Qajar (1907–1909) |
| 1 | | Ali-Asghar Khan Atabak علی اصغر خان اتابک (1858–1907) | 4 May 1907 | 31 August 1907 (assassinated) | 119 days | Independent | |
| 2 | | Ahmad Moshir al-Saltaneh احمد مشیرالسلطنه (1844–1918) | 16 September 1907 | 27 October 1907 | 41 days | Independent | |
| 3 | | Abolqasem Naser ol-Molk ابوالقاسم ناصرالملک (1856–1927) | 27 October 1907 | 21 December 1907 | 55 days | Independent | |
| 4 | | Hossein-Qoli Nezam al-Saltaneh Mafi حسینقلی نظام السلطنه مافی (1832–1908) | 21 December 1907 | 21 May 1908 | 152 days | Independent | |
| (2) | | Ahmad Moshir al-Saltaneh احمد مشیرالسلطنه (1844–1918) | 7 June 1908 | 29 April 1909 | 326 days | Independent | |
| — | | Javad Sa'd al-Dowleh جواد سعدالدوله (1856–1930) Acting Prime Minister | 8 May 1909 | 13 July 1909 (deposed) | 66 days | Independent | |
| Interim Cabinet without Prime Minister کابینه موقت بدون نخست وزیر (Appointed by Supreme Council of Politicians and Clergymen) | 17 July 1909 | 30 September 1909 | 75 days | – | Ahmad Shah Qajar (1909–1925) | ||
| 5 | | Mohammad Vali Khan Khalatbari Tonekaboni محمدولیخان خلعتبری تنکابنی (1848–1926) | 30 September 1909 | 25 July 1910 | 298 days | Moderate Socialists | |
| 6 | | Mostowfi ol-Mamalek مستوفیالممالک (1875–1932) | 25 July 1910 | 12 March 1911 | 230 days | Democrats | |
| (5) | | Mohammad Vali Khan Khalatbari Tonekaboni محمدولیخان خلعتبری تنکابنی (1848–1926) | 12 March 1911 | 26 July 1911 | 136 days | Moderate Socialists | |
| 7 | | Najaf-Qoli Khan Bakhtiari نجفقلیخان بختیاری (1846–1930) | 26 July 1911 | 1913 | c. 2 years | Moderate Socialists | |
| 8 | | Mohammad-Ali Ala ol-Saltaneh محمدعلی علاءالسلطنه (1829–1918) | 18 January 1913 | 16 August 1913 | 210 days | Independent | |
| (6) | | Mostowfi ol-Mamalek مستوفیالممالک (1875–1932) | 17 August 1913 | 14 March 1915 | 1 year, 209 days | Democrats | |
| 9 | | Hassan Pirnia حسن پیرنیا (1871–1935) | 14 March 1915 | 1 May 1915 | 48 days | Moderate Socialists | |
| 10 | | Abdol Majid Mirza عبدالمجید میرزا (1845–1927) | 1 May 1915 | 18 August 1915 | 109 days | Independent | |
| (6) | | Mostowfi ol-Mamalek مستوفیالممالک (1875–1932) | 18 August 1915 | 24 December 1915 | 128 days | Democrats | |
| 11 | | Abdol-Hossein Mirza Farman Farma عبدالحسين ميرزا فرمانفرما (1857–1939) | 24 December 1915 | 29 February 1916 | 67 days | Moderate Socialists | |
| (5) | | Mohammad Vali Khan Khalatbari Tonekaboni محمدولیخان خلعتبری تنکابنی (1848–1926) | 5 March 1916 | 29 August 1916 | 177 days | Moderate Socialists | |
| 12 | | Vosugh od-Dowleh حسن وثوقالدوله (1873–1950) | 29 August 1916 | 5 June 1917 | 280 days | Democrats | |
| (8) | | Mohammad-Ali Ala ol-Saltaneh محمدعلی علاءالسلطنه (1829–1918) | 5 June 1917 | 21 November 1917 | 169 days | Independent | |
| (10) | | Abdol Majid Mirza عبدالمجید میرزا (1845–1927) | 21 November 1917 | 16 January 1918 | 56 days | Independent | |
| (6) | | Mostowfi ol-Mamalek مستوفیالممالک (1875–1932) | 16 January 1918 | 1 May 1918 | 105 days | Democrats | |
| (7) | | Najaf-Qoli Khan Bakhtiari نجفقلیخان بختیاری (1846–1930) | 1 May 1918 | 8 August 1918 | 99 days | Moderate Socialists | |
| (12) | | Vosugh od-Dowleh حسن وثوقالدوله (1873–1950) | 8 August 1918 | 3 July 1920 | 1 year, 330 days | Democrats (until 1919) | |
| Independent | |||||||
| (9) | | Hassan Pirnia حسن پیرنیا (1871–1935) | 3 July 1920 | 27 October 1920 | 116 days | Independent | |
| 13 | | Fathollah Khan Akbar فتح الله خان اکبر (1878–1967) | 27 October 1920 | 22 February 1921 (deposed) | 118 days | Independent | |
| 14 | | Zia ol Din Tabatabaee ضیاء الدین طباطبایی (1889–1969) | 24 February 1921 | 4 June 1921 | 100 days | Independent | |
| 15 | | Qavām os-Saltaneh قوام السلطنه (1873–1955) | 4 June 1921 | 21 January 1922 | 231 days | Reformers' Party | |
| (9) | | Hassan Pirnia حسن پیرنیا (1871–1935) | 21 January 1922 | 22 June 1922 | 152 days | Independent | |
| (15) | | Qavām os-Saltaneh قوام السلطنه (1873–1955) | 22 June 1922 | 15 February 1923 | 238 days | Reformers' Party | |
| (6) | | Mostowfi ol-Mamalek مستوفیالممالک (1875–1932) | 15 February 1923 | 15 June 1923 | 120 days | Revival Party | |
| (9) | | Hassan Pirnia حسن پیرنیا (1871–1935) | 15 June 1923 | 26 October 1923 | 133 days | Independent | |
| 16 | | Reza Khan Sardar Sepah رضاخان سردار سپه (1878–1944) | 26 October 1923 | 12 December 1925 (became Shah) | 2 years, 47 days | Military | |
| | |||||||
| — | | Mohammad Ali Foroughi محمدعلی فروغی (1875–1942) Acting Prime Minister | 12 December 1925 | 13 June 1926 | 183 days | Revival Party | Reza Shah Pahlavi (1925–1941) |
| (6) | | Mostowfi ol-Mamalek مستوفیالممالک (1875–1932) | 13 June 1926 | 2 June 1927 | 354 days | Revival Party | |
| 17 | | Mehdi Hedayat مهدی قلی هدایت (1864–1955) | 2 June 1927 | 18 September 1933 | 6 years, 108 days | Revival Party (until 1930) | |
| Independent | |||||||
| 18 | | Mohammad Ali Foroughi محمدعلی فروغی (1875–1942) | 18 September 1933 | 3 December 1935 | 2 years, 76 days | Independent | |
| 19 | | Mahmoud Djam محمود جم (1880–1969) | 3 December 1935 | 26 October 1939 | 3 years, 327 days | Independent | |
| 20 | | Ahmad Matin-Daftari احمد متین دفتری (1897–1971) | 26 October 1939 | 26 June 1940 | 244 days | Independent | |
| 21 | | Ali Mansur علی خان منصور (1886–1974) | 26 June 1940 | 27 August 1941 (resigned) | 1 year, 62 days | Independent | |
| (18) | | Mohammad Ali Foroughi محمدعلی فروغی (1875–1942) | 27 August 1941 | 9 March 1942 | 194 days | Independent | Mohammad Reza Pahlavi (1941–1979) |
| 22 | | Ali Soheili علی سهیلی (1896–1958) | 9 March 1942 | 9 August 1942 | 153 days | Independent | |
| (15) | | Ahmad Qavam احمد قوام (1873–1955) | 9 August 1942 | 15 February 1943 | 190 days | Independent | |
| (22) | | Ali Soheili علی سهیلی (1896–1958) | 15 February 1943 | 6 April 1944 | 1 year, 51 days | Independent | |
| 23 | | Mohammad Sa'ed محمد ساعد مراغهای (1881–1973) | 6 April 1944 | 25 November 1944 | 233 days | Independent | |
| 24 | | Morteza-Qoli Bayat مرتضیقلی بیات (1890–1958) | 25 November 1944 | 13 May 1945 | 169 days | Independent | |
| 25 | | Ebrahim Hakimi ابراهیم حکیمی (1871–1959) | 13 May 1945 | 6 June 1945 | 24 days | Independent | |
| 26 | | Mohsen Sadr محسن صدر (1871–1962) | 6 June 1945 | 30 October 1945 | 146 days | Independent | |
| (25) | | Ebrahim Hakimi ابراهیم حکیمی (1871–1959) | 30 October 1945 | 28 January 1946 | 90 days | Independent | |
| (15) | | Ahmad Qavam احمد قوام (1873–1955) | 28 January 1946 | 18 December 1947 | 1 year, 324 days | Independent | |
| Democrat Party of Iran (from 29 June 1946) | |||||||
| (25) | | Ebrahim Hakimi ابراهیم حکیمی (1871–1959) | 29 December 1947 | 13 June 1948 | 167 days | Independent | |
| 27 | | Abdolhossein Hazhir عبدالحسین هژیر (1902–1949) | 13 June 1948 | 9 November 1948 | 149 days | Independent | |
| (23) | | Mohammad Sa'ed محمد ساعد مراغهای (1881–1973) | 9 November 1948 | 23 March 1950 | 1 year, 134 days | Independent | |
| (21) | | Ali Mansur علی خان منصور (1886–1974) | 23 March 1950 | 26 June 1950 | 95 days | Independent | |
| 28 | | Ali Razmara حاجیعلی رزمآرا (1901–1951) | 26 June 1950 | 7 March 1951 (assassinated) | 254 days | Military | |
| — | | Khalil Fahimi خلیل فهیمی (1876–1953) Acting Prime Minister | 7 March 1951 | 12 March 1951 | 5 days | Independent | |
| 29 | | Hossein Ala' حسین علاء (1882–1964) | 12 March 1951 | 27 April 1951 | 46 days | Independent | |
| 30 | | Mohammad Mosaddegh محمد مصدق (1882–1967) | 28 April 1951 | 17 July 1952 | 1 year, 80 days | National Front | |
| (15) | | Ahmad Qavam احمد قوام (1873–1955) | 17 July 1952 | 22 July 1952 | 5 days | Independent | |
| (30) | | Mohammad Mosaddegh محمد مصدق (1882–1967) | 22 July 1952 | 19 August 1953 (deposed) | 1 year, 28 days | National Front | |
| 31 | | Fazlollah Zahedi فضلالله زاهدی (1897–1963) | 19 August 1953 | 7 April 1955 | 1 year, 231 days | Military | |
| (29) | | Hossein Ala' حسین علاء (1882–1964) | 7 April 1955 | 3 April 1957 | 1 year, 361 days | Independent | |
| 32 | | Manouchehr Eghbal منوچهر اقبال (1909–1977) | 3 April 1957 | 31 August 1960 | 3 years, 150 days | Nationalists' Party | |
| 33 | | Jafar Sharif-Emami جعفر شریفامامی (1910–1998) | 31 August 1960 | 5 May 1961 | 247 days | Nationalists' Party | |
| 34 | | Ali Amini علی امینی (1905–1992) | 5 May 1961 | 19 July 1962 | 1 year, 75 days | Independent | |
| 35 | | Asadollah Alam اسدالله علم (1919–1978) | 19 July 1962 | 7 March 1964 | 1 year, 232 days | People's Party | |
| 36 | | Hassan Ali Mansur حسنعلی منصور (1923–1965) | 7 March 1964 | 26 January 1965 (assassinated) | 325 days | New Iran Party | |
| 37 | | Amir-Abbas Hoveyda امیرعباس هویدا (1919–1979) | 26 January 1965 | 7 August 1977 [1] | 12 years, 193 days | New Iran Party (until 1975) [2] | |
| Rastakhiz Party | |||||||
| 38 | | Jamshid Amouzegar جمشید آموزگار (1923–2016) | 7 August 1977 [3] | 27 August 1978 | 1 year, 20 days | Rastakhiz Party | |
| (33) | | Jafar Sharif-Emami جعفر شریفامامی (1910–1998) | 27 August 1978 | 6 November 1978 | 71 days | Rastakhiz Party (until 1 November) | |
| Independent | |||||||
| 39 | | Gholam Reza Azhari غلامرضا ازهاری (1912–2001) | 6 November 1978 [4] | 4 January 1979 | 59 days | Military | |
| 40 | | Shapour Bakhtiar شاپور بختیار (1914–1991) | 4 January 1979 [5] | 11 February 1979 (deposed) [6] | 38 days | National Front (expelled) | |
| | |||||||
| 41 | | Mehdi Bazargan مهدی بازرگان (1907–1995) | 4 February 1979 | 6 November 1979 (cabinet resigned) [7] [8] | 275 days | Freedom Movement | Ruhollah Khomeini (de facto) (1979–1989) |
| | |||||||
| Council of the Islamic Revolution شورای انقلاب اسلامی (Leader: Abolhassan Banisadr) | 6 November 1979 | 12 August 1980 | 280 days | – | Ruhollah Khomeini (1979–1989) | ||
| 42 | | Mohammad-Ali Rajai محمدعلی رجائی (1933–1981) | 12 August 1980 | 4 August 1981 | 357 days | Islamic Association of Teachers of Iran | |
| 43 | | Mohammad-Javad Bahonar محمدجواد باهنر (1933–1981) | 4 August 1981 | 30 August 1981 (assassinated) | 26 days | Islamic Republican Party | |
| 44 | | Mohammad-Reza Mahdavi Kani محمدرضا مهدوی کنی (1931–2014) | 2 September 1981 | 31 October 1981 | 59 days | Combatant Clergy Association | |
| 45 | | Mir-Hossein Mousavi میرحسین موسوی خامنه (born 1942) | 31 October 1981 | 14 August 1989 | 7 years, 287 days | Islamic Republican Party (until 1987) | |
| Independent | |||||||
| Post abolished (14 August 1989 – present) | |||||||
