Jacob Overman was born circa 1831 in Hoorn, North Holland, Netherlands to Willem Overman (1799-1874) and Antje Meijssen (1807-1876) and died circa 1901 of unspecified causes. He married Trijntje Klaver (1836-1911) 25 April 1857 in Blokker, North Holland, Netherlands.
|Offspring of Jacob Overman and Trijntje Klaver (1836-1911)|
|Willem Overman (1858-?)|
|Bregitta Overman (1860-?)||19 March 1860 Blokker, North Holland, Netherlands||17 March 1933 Hoogkarspel, North Holland, Netherlands||Nicolaas Simon Korver (1856-1922)|