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| YEAR | DATE | EVENT | HEAD OF STATE | PRIME MINISTER |
| 1944 | 17 june | Republic | Sveinn Björnsson | Björn Thórdarson |
| 1944 | 21 october | Ólafur Thors (II) | ||
| 1947 | 4 february | Stefán Jóhann Stefánsson | ||
| 1949 | 6 december | Ólafur Thors (III) | ||
| 1950 | 14 march | Steingrímur Steinthórsson | ||
| 1952 | 24 january | Steingrímur Steinthórsson, Jón Pálmason, Jón Ásbjörnsson | ||
| 1952 | 1 august | Ásgeir Ásgeirsson | ||
| 1953 | 11 september | Ólafur Thors (IV) | ||
| 1956 | 24 july | Hermann Jónasson (II) | ||
| 1958 | 23 december | Emil Jónsson | ||
| 1959 | 20 november | Ólafur Thors (V) | ||
| 1963 | 14 november | Bjarni Benediktsson (I) | ||
| 1968 | 1 august | Kristján Eldjárn | ||
| 1970 | 10 july | Jóhann Hafstein | ||
| 1971 | 14 july | Ólafur Jóhannesson (I) | ||
| 1974 | 28 august | Geir Hallgrímsson | ||
| 1978 | 1 september | Ólafur Jóhannesson (II) | ||
| 1979 | 15 october | Benedikt Gröndal | ||
| 1980 | 8 february | Gunnar Thoroddsen | ||
| 1980 | 1 august | Vigdís Finnbogadóttir | ||
| 1983 | 26 may | Steingrímur Hermannsson (I) | ||
| 1987 | 8 july | Thorsteinn Pálsson | ||
| 1988 | 28 september | Steingrímur Hermannsson (II) | ||
| 1991 | 30 april | Davíd Oddsson | ||
| 1996 | 1 august | Ólafur Ragnar Grímsson | ||
| Halldór Ásgrímsson | ||||
| 2006 | 15 june | Geir H. Haarde | ||
| 2009 | 26 january | Jóhanna Sigurdardóttir | ||
| 2013 | 27 april | Sigmundur Davíd Gunnlaugsson | ||
| 2016 | 7 april | Sigurdur Ingi Jóhannsson | ||
| 2016 | 1 august | Gudni Jóhannesson | ||
| 2016 | 2 november | Bjarni Benediktsson (II) | ||
| 2016 | 2 december | Birgitta Jónsdóttir | ||
| 2017 | 11 january | Bjarni Benediktsson (III) | ||
| 2017 | 30 november | Katrín Jakobsdóttir |