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 Gerardus Cornelis POLDER
	Birth	28 September 1874	Amsterdam, Noord-Holland, Nederland
	Occupation	1918	schipper; Amsterdam, Noord-Holland, Nederland
	Death	2 December 1919	Amsterdam, Noord-Holland, Nederland
	Marriage	23 June 1898	Amsterdam, Noord-Holland, Nederland (Kweekschool voor Vroedvrouwen)
WIFE Johanna Jacoba "Koosje" CORNELISSE
	Birth	20 September 1878	Amsterdam, Noord-Holland, Nederland
	Occupation	1922	koopvrouw; Amsterdam, Noord-Holland, Nederland
	Death	18 November 1962	Amsterdam, Noord-Holland, Nederland
CHILDREN
M	Hendrik Antonius POLDER
	Birth	16 December 1898	Amsterdam, Noord-Holland, Nederland
	Occupation	June 1922	veemarbeider; Amsterdam, Noord-Holland, Nederland
	Death	1 April 1982	Amsterdam, Noord-Holland, Nederland
	Marriage	21 June 1922	Johanna MORTEL; Amsterdam, Noord-Holland, Nederland
F	Helena "tante Leen" POLDER
	Birth	28 January 1912	Amsterdam, Noord-Holland, Nederland
	Death	5 August 1992	Amsterdam, Noord-Holland, Nederland (Andreas Ziekenhuis)
	Cremation
	Occupation		kantoorwerkster, volkszangeres;
	Marriage	2 November 1932	Andries KOK Jr.; Amsterdam, Noord-Holland, Nederland