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 Seigneur Jacques I d'AVESNES
	Birth	about 1150	Département Pas-de-Calais, Nord-Pas-de-Calais, France
	Death	about 1191	Palestine
	Marriage	about 1168
WIFE Dame Adèle de GUISE
	Birth	about 1155	Guise, Département de l'Aisne, Picardie, France
	Death	about 1185
CHILDREN
M	Comte Bouchard IV d'AVESNES d'ÉTROEUNGT
	Birth	1182	Oizy, Belgique
	Death	7 September 1244	Rupelmonde, Kruibeke, Oost-Vlaanderen, België
	Marriage	1212	Comtesse Margaret II de FLANDRE d'HAINAULT; Oizy, Belgique