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 Frans Jacobsz CORTECAES (COPPEN of COPPEN)
	Birth	1615	Wassenaar, Zuid-Holland, Nederland
	Death	before April 1698	Wassenaar, Zuid-Holland, Nederland
	Marriage	8 July 1640	Waspik, Waalwijk, Noord-Brabant (RK Wassenaar)
	Father	Jacob Fransz COPPE (CORTECAES)
	Mother	Leuntgen JANS
WIFE Willempje Arijaens HAESBROUCK (HAESBROECK)
	Birth	about 1615
	Death	after 1698
	Father	Arijen Pieter Joostensz HAESBROUCK (HAESBROECK)
	Mother	Maritgen Leanaerts RUIJCHROK
CHILDREN
M	Arij Fransz CORTECAES
	Birth	about 1641	Wassenaar, Zuid-Holland, Nederland
	Death	1701
	Burial	20 September 1701	Wassenaar, Zuid-Holland, Nederland
	Marriage	31 October 1666	Jannigtje Jans "Jannetje" van der CRUL; Wassenaar, Zuid-Holland, Nederland
F	Leuntje Frans CORTECAES (COPPE)
	Birth	about 1644	Wassenaar, Zuid-Holland, Nederland
	Death	1726
	Burial	25 November 1726	Wassenaar, Zuid-Holland, Nederland
	Religion		RC;
	Marriage	4 June 1675	Cornelis Willemsz LOOIJESTEIJN (LOIJESTEIJN); Wassenaar, Zuid-Holland, Nederland (RK)