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 Leendert Pietersz van der PLAS
	Birth	about 1640
	Death	before 1699
	Marriage	25 May 1668	Zoeterwoude, Zuid-Holland (RK)
	Father	Pieter Leendertsz van der PLAS
	Mother	Anna Maertens "Annetgen" van ALKEMADE
WIFE Neeltje Claes ONDERWATER
	Birth	about 1640	Zoeterwoude, Zuid-Holland, Nederland
	Death	after 5 May 1712
	Father	Claes Cornelisz ONDERWATER
	Mother	Dirckje Adriaens van REEWIJCK (TIJME)
CHILDREN
M	Pieter Leendertsz van der PLAS
	Birth	after 1668	Noordwijk, Zuid-Holland, Nederland
	Death	2 March 1758	Noordwijk, Zuid-Holland, Nederland (impost)
	Marriage	26 April 1699	Willempje Huijberts "Wilhelmina" HEEMSKERK; Lisse, Zuid-Holland, Nederland (RK)