1881 – Sveinn Björnsson was born on the 27th of February in Copenhagen, Denmark.
1912 – He became a member of Reykjavík town council.
1918 – He served sa president of Reykjavík town council.
1914 – He was a member of the Althing.
1916 – He founder and Director of the insurance company Brunabótafélag Íslands.
1920 – He acted as minister to Denmark.
1924 – He was one of the founders of the Icelandic Red Cross on 10th of December, and its first chairman.
1926 – He served as acting minister to Denmark.
1940 – He became regent of Iceland.
1941-1943 – Sveinn was elected Regent of Iceland three times.
1944 – He served as the 1st president of Iceland.
1952 – He died on 25th of January in Reykjavík, Iceland.