| Image | Name (birth-death)
 District
 | Period | Party | Government | Election | 
|---|
| # | Home | Final | 
|---|
|  |  | Ólafur Thors (1892-1964)
 MP by Gullbringu and Kjósarsýsla
 | 2 | 21 October 1944 | 4 February 1947 | IP | IP–SDP–SP | 1946 | 
|---|
|  |  | Stefan Jóhann Stefánsson (1894–1980)
 MP for Eyjafjarðarsýsla
 | • | 4 February 1947 | 6 December 1949 | SDP | SDP-IP-SP | 
|---|
|  |  | Ólafur Thors (1892-1964)
 MP by Gullbringu and Kjósarsýsla
 | 3 | 6 December 1949 | 14 March 1950 | IP | IP | 1949 | 
|---|
|  |  | Steingrímur Steinþórsson (1893-1966)
 MP for Skagafjarðarsýsla
 | • | 14 March 1950 | 11 September 1953 | P | PP-IP | 
|---|
|  |  | Ólafur Thors (1892-1964)
 MP by Gullbringu and Kjósarsýsla
 | 4 | 11 September 1953 | 24 July 1956 | IP | IP-PP | 1953 | 
|---|
|  |  | Hermann Jónasson (1896-1976)
 MP by Strandasýsla
 | 5 | 24 July 1956 | 23 December 1958 | P | Partnership PP–SDP–PA
 | 1956 | 
|---|
|  |  | Emil Jónsson (1902-1986)
 MP by Hafnarfjörður
 | • | 23 December 1958 | 20 November 1959 | SDP | SDP | 1959 | 
|---|
|  |  | Ólafur Thors (1892-1964)
 MP by Gullbringu and Kjósarsýsla
 | 5 | 20 November 1959 | 8 September 1961 | IP | IP–SDP | 1959 | 
|---|
|  |  | Bjarni Benediktsson (Bjarni Benediktsson)Acting) (1908-1970)
 MP by Reykjavík
 | 8 September 1961 | 31 December 1961 | IP | IP–SDP | 
|---|
|  |  | Ólafur Thors (1892-1964)
 MP by Gullbringu and Kjósarsýsla
 | 1 January 1962 | 14 November 1963 | IP | IP–SDP | 
|---|
|  |  | Bjarni Benediktsson (1908-1970)
 MP by Reykjavík
 | • | 14 November 1963 | 10 July 1970 (died) | IP | IP–SDP | 1963 | 
|---|
| 1967 | 
|  |  | Jóhann Hafstein (1915-1980)
 MP by Reykjavík
 | • | (Acting10 July 1970) 10 October 1970
 | 14 July 1971 | IP | IP–SDP | 
|---|
|  |  | Ólafur Jóhannesson (1913-1984)
 MP by Northwestern Region
 | 1 | 14 July 1971 | 28 August 1974 | P | PP-PA-LL | 1971 | 
|---|
|  |  | Geir Hallgrímsson (1925-1990)
 MP by Reykjavík
 | • | 28 August 1974 | 1 September 1978 | IP | IP-PP | 1974 | 
|---|
|  |  | Ólafur Jóhannesson (1913-1984)
 MP by Northwestern Region
 | 2 | 1 September 1978 | 15 October 1979 | P | PPP-PAP | 1978 | 
|---|
|  |  | Benedikt Gröndal (1924-2010)
 MP by Reykjavík
 | • | 15 October 1979 | 8 February 1980 | SDP | SDP | 1979 | 
|---|
|  |  | Gunnar Thoroddsen (1910-1983)
 MP by Reykjavík
 | • | 8 February 1980 | 26 May 1983 | IP (*)Gunnar's faction)
 | IP*–PP–PA | 
|---|
|  |  | Steingrímur Hermannsson (1928–2010)
 MP by Westfjords
 | 1 | 26 May 1983 | 8 July 1987 | P | PP-IP | 1983 | 
|---|
|  |  | Pálsson (1947-)
 MP by Southern Region
 | • | 8 July 1987 | 28 September 1988 | IP | IP–PP–SDP | 1987 | 
|---|
|  |  | Steingrímur Hermannsson (1928–2010)
 MP by Reykjanes
 | 2 | 28 September 1988 | 10 September 1989 | P | PP–SDP–PA | 
|---|
| 3 | 10 September 1989 | 30 April 1991 | PP–SDP–PA–CiP | 
|  |  | Davíð Oddsson (1948–)
 MP by Reykjavík until 2003
 MP by Reykjavík North since 2003
 | 1 | 30 April 1991 | 23 April 1995 | IP | IP–SDP | 1991 | 
|---|
| 2 | 23 April 1995 | 28 May 1999 | IP-PP | 1995 | 
| 3 | 28 May 1999 | 23 May 2003 | IP-PP | 1999 | 
| 4 | 23 May 2003 | 15 September 2004 | IP-PP | 2003 | 
|  |  | Halldór Ásgrímsson (1947–2015)
 MP by Reykjavík North
 | • | 15 September 2004 | 15 June 2006 | P | PP-IP | 
|---|
|  |  | Geir Haarde (1951–)
 MP by Reykjavík South
 | 1 | 15 June 2006 | 24 May 2007 | IP | IP-PP | 
|---|
| 2 | 24 May 2007 | 1 February 2009 | IP-SDA | 2007 | 
|  |  | Jóhanna Sigurðardóttir (1942–)
 MP by Reykjavík North
 | 1 | 1 February 2009 | 10 May 2009 | SDA | SDA-LGM | 
|---|
| 2 | 10 May 2009 | 23 May 2013 | SDA-LGM | 2009 | 
|  |  | Sigmundur Davíð Gunnlaugsson (1975–)
 MP by Northeast
 | • | 23 May 2013 | 7 April 2016 | P | PP-IP | 2013 | 
|---|
|  |  | Sigurður Ingi Jóhannsson (1962-)
 MP for South
 | • | 7 April 2016 | 11 January 2017 | P | PP-IP | 
|---|
|  |  | Bjarni Benediktsson (1970–)
 MP by Reykjavík
 | • | 11 January 2017 | 30 November 2017 | IP | IP–RP-BF | 2016 | 
|---|
|  |  | Katrín Jakobsdóttir (1976-)
 MP by Reykjavík North
 | • | 30 November 2017 | position | MIV | MIV–IP–PP | 2017 | 
|---|
| 2021 |