Prime Minister of Iceland Prime Ministers of Iceland (1917–present) Prime Ministers of Iceland (1917–present)

| Entered_office | Left_office | Party | Election | Coalition |
|---|---|---|---|---|
| 21 October 1944 | 4 February 1947 | Independence Party | Oct. 1942 | IP — SDP — SP |
| 21 October 1944 | 4 February 1947 | Independence Party | 1946 | IP — SDP — SP |
| 4 February 1947 | 6 December 1949 | Social Democratic Party | 1946 | SDP — IP — PP |
| 6 December 1949 | 14 March 1950 | Independence Party | 1949 | IP |
| 14 March 1950 | 11 September 1953 | Progressive Party | 1949 | PP — IP |
| 11 September 1953 | 24 July 1956 | Independence Party | 1953 | IP — PP |
| 24 July 1956 | 23 December 1958 | Alliance Progressive Party | 1956 | Alliance PP — SDP — PA |
| 23 December 1958 | 20 November 1959 | Social Democratic Party | Jun. 1959 | SDP |