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 Comte Baudouin V "le Courageux" de FLANDRE d'HAINAULT
	Birth	about 1150
	Death	17 December 1195	Mons, Hainaut, Belgique
	Burial		Église Sainte-Waudru de Mons, Mons, Hainaut, Belgique
	Marriage	1169	Le Quesnoy, Avesnes-sur-Helpe, Département du Nord, Nord-Pas de Calais, France
	Father	Comte Badouin IV "l'édifieur ou le batisseur" d'HAINAULT
	Mother	Comtesse Alix "Aleidis ou Adelheid" de NAMUR
WIFE Comtesse Marguerite d'ALSACE
	Birth	1145	Château de Male près de Bruges, Belgique
	Death	15 November 1194
	Father	Comte Thierry III d'ALSACE de LORRAINE
	Mother	Sybille d'ANJOU de FLANDRE
CHILDREN
F	Comtesse Margaret II de FLANDRE d'HAINAULT
	Birth	2 June 1202	Valenciennes, Département du Nord, Nord-Pas de Calais, France
	Death	10 February 1280	Valenciennes, Département du Nord, Nord-Pas de Calais, France
	Marriage	1212	Comte Bouchard IV d'AVESNES d'ÉTROEUNGT; Oizy, Belgique