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

HUSBAND Leonardus Arentsz van der KLEIJ
	Birth	about 1670	Wassenaar, Zuid-Holland, Nederland
	Death	about 1730
	Marriage	7 May 1696	Wassenaar, Zuid-Holland, Nederland
	Father	Arie Willemsz van der CLEIJ
	Mother	Annetje Mous van der COCK
WIFE Maria Pieters "Maartje" van der LOOS
	Birth	March 1677	Wassenaar, Zuid-Holland, Nederland
	Baptism	16 March 1677	Wassenaar, Zuid-Holland, Nederland
	Death	about 1730
	Father	Pieter Pietersz van der LOOS
	Mother	Maritgen Cornelis HILLENAAR
CHILDREN
F	Helena Leenderts van der KLEIJ
	Birth	about 1706	Wassenaar, Zuid-Holland, Nederland
	Death	2 February 1760	Wassenaar, Zuid-Holland, Nederland
	Marriage	11 August 1726	Johannes Cornelisz van der LANS; Wassenaar, Zuid-Holland, Nederland