Matthieu D Alsace
Matthieu D was born in 1137 in Of, Flanders, Belgium.¹   He died at the age of 77 in 1214 in St Judoc, Ponthieu, , France.¹ 

 Marie Countess of Mortain Boulogne
Marie Countess of was born in 1137 in Blois, Loir-et-Cher, Centre, France.¹   She died at the age of 45 in 1182 in St Austrebert, Eure-et-Loir, Centre, France.¹ 

 Maud D' Alsace
Maud was born in 1163 in Boulogne, Pas-de-Calais, Nord-Pas-de-Calais, France.¹   She died at the age of 48 in 1211 in Louvain, Brabant, Belgium.¹