Jón Guðni Ingólfsson, b: 1947 -

^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}
^{1989 Berlin wall falls}
^{1991 Persian Gulf War}
^{1991 Break-up of the Soviet Union}

^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}

^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}



	^{Ingólfur Jónsson}^{b.1918 Prestbakka d.1993}

^{Jón Guðni Ingólfsson}^{b.1947 d.1966}		^{Guðmundur Ari Gislason}^{b.1880 Geitagerði Reynistaðarsó d.1956}

	^{Margrét Fjóla Guðmundsdóttir}^{b.1923 Hóli í Sæmundar, Iceland d.1998 Seljahlíð, Iceland}	^{Sigríður Helga Gísladóttir}^{b.1891 Undornrfellssókn, Iceland d.1970}





^{E A Gestsdóttir}^{b. d.}