Family: Alsace, Matthieu de/Marie, Countess of Mortain (F3829)
m. Abt 1157-
Father | Male
Alsace, Matthieu de
Born Abt 1131 of Flanders, Belgium 
Died 1214 Buried Married Abt 1157 , Pas de Calais, France Father Alsace, Dietrich de | F1210 Group Sheet Mother Anjou, Sibilla de | F1210 Group Sheet
Mother | Female
Marie, Countess of Mortain
Born Abt 1131 of Boulogne, Pas de Calais, France Died 1182 St. Austrebert, Eure Et Loir, France Buried Father Stephen, King of England | F3845 Group Sheet Mother Matilda, Queen of England | F3845 Group Sheet
Child 1 | Female
Alsace, Maud de
Born Abt 1158 of Boulogne, Pas de Calais, France Died 1211 Buried Spouse Henry I, Duke of Brabant | F3810 Married Abt 1179 , Brabant, Belgium
Child 2 | Female
Alsace, Ida de
Born Abt 1161 of Boulogne, Pas de Calais, France Died 1216 Buried Spouse Gerard Ii, Count of Gueldres | F3859 Married Abt 1181