The Dutch and American Gase and related families

The Family Tree of the American Gase, Moermond, Boes, Steigmeyer, Elchert, Nye and Yost families
The Family Tree of the Dutch Gase, Van Stein, Weder, Van der Fluit, Mortel and Moermond families
Family Group Sheets
(compiled by Ronald A. Gase. Please email me for corrections, additions, questions or if you have special personal requests)
Tree currently contains 154,002 individuals and 65,753 families.
(site updated Saturday, October 24th, 2025)
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Family Group Sheet

FATHER Sijmen Jansz MARS
	Birth	about 1670	Velsen, Noord-Holland, Nederland
	Death	after 1708	Amsterdam, Noord-Holland, Nederland
	Occupation		bierdrager;
	Father	Jan Jacobsz MARS
MOTHER Trijntje FRANSEN
	Birth	about 1672
	Death	1742
	Burial	19 June 1742	Amsterdam, Noord-Holland, Nederland
	Father	Frans FRANSZ
CHILDREN
F	Aeltje Simons MARS
	Birth	1708
	Baptism	24 October 1708	Amsterdam, Noord-Holland, Nederland
	Death	after 19 August 1768
	Marriage	27 December 1738	Reijnier Cornelisz ANKER (ANCKER); Amsterdam, Noord-Holland, Nederland (ondertrouw)