- b.~ 1142 in Wavrin, Pas de Calais, Normandy, France d.1192
- b.1165 in Wavrin, Pas de Calais, Normandy, France
- b.~ 1095 in Ghent, Flanders now Belgium d.1169 in Castle at Guines, Pas-de-Calais, France
- b.~ 1144 in Ghent, Flanders now Belgium
- b.1110 in St Omer, Pas-de-Calais, France