J S Guðjohnsen, b: -

^{1989 Berlin wall falls}
^{1991 Persian Gulf War}
^{1991 Break-up of the Soviet Union}
^{1994 Channel tunnel opens to traffic}
^{1997 Scotland Scientists clone a sheep}

^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}

^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}



		^{Stefán Jakobsson Guðjohnsen}^{b.1931 Reykjavík d.2008}

	^{J S Guðjohnsen}^{b. d.}		^{Egill Ragnarsson Ragnars}^{b.1902 Fáskrúðsfirði d.1977 Vífilsstöðum}

^{E G Guðjohnsen}^{b. d.}		^{G E Ragnars}^{b. d.}	^{Elísabet Sigríður Stefánsdóttir}^{b.1908 Akureyri d.}

^{D Guðjohnsen}^{b. d.}



	^{H Kristinsdóttir}^{b. d.}