Guðmundur Þorleifsson, b: 1851 - Hvanneirarsókn, Skagafjarðarsýsla

^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}

^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}

^{1762 Catherine II becomes Czarina/Russia}
^{1770 Cook discovers New South Wales}
^{1776 America declares independence}
^{1789 Geo. Washington 1st USA president}
^{1789 French Revolution begins}


^{Jóhann Guðmundsson}^{b.1876 Hólas, Skagafjarðarsýsla d.1940}			^{Stefán Þorleifsson}^{b.1764 d.1804}

^{Sigurlaug Guðmundsdóttir}^{b.1878 Hólas, Skagafjarðarsýsla d.1968}		^{Þorleifur Stefánsson}^{b.1793 Mælife, Skagafjarðarsýsla d.1863}	^{Sigurlaug Tómasdóttir}^b.1760 d.

^{Hjörleifur Guðmundsson}^b.1881 d.	^{Guðmundur Þorleifsson}^{b.1851 Hvann, Skagafjarðarsýsla d.1916}		^{Friðfinnur Loftsson}^{b.1769 Uppsalir, Eyjafjarðarsýsla d.1829}

^{Kristþór Guðmundsson}^b.1882 d.		^{Guðbjörg Friðfinnsdóttir}^{b.1814 Stórage, Eyjafjarðarsýsla d.1891}	^{Herdís Jónsdóttir}^{b.1774 Eyjafjarðarsýsla (Skógar d.}

^{Ólöf Guðmundsdóttir}^b.1883 d.			^{Jón Einarsson}^{b.1790 d.1850}

^{Þórleifur Guðmundsson}^{b.1885 Hólas, Skagafjarðarsýsla d.1925}		^J Jónsson^{b. d.}	^{Guðrún Pálsdóttir}^{b.1798 d.1855}

^{Guðrún Sigfríðu Guðmundsdóttir}^{b.1886 Hólas, Skagafjarðarsýsla d.}	^{Júlíana Guðrún Jóhannsdóttir}^{b.1848 Barðs, Skagafjarðarsýsla d.1897}		^{Jón Jónsson}^{b.1777 Höfði, Skagafjarðarsýsla d.1842}

^{Jón Guðmundsson}^{b.1890 Hólas, Skagafjarðarsýsla d.1929}		^{Málfríður Jónsdóttir}^{b.1822 d.1874}	^{Carólína Ísaksdóttir}^{b.1778 Kamb, Skagafjarðarsýsla d.1845}

^{Stefán Guðmundsson}^{b.1892 Hólas, Skagafjarðarsýsla d.1976}