Simon d'Oisy
seigneur de Cambrai, d'Oisy et de Crèvecœur
- Born circa 1115
- Deceased in 1171, at the approximate age of 55 years
Parents
- Hugues d'Oisy (1075 - aft. 1133), seigneur d'Oisy, châtelain, moine
- Hildéarde de Mons, Héliarde de Mons (1085 - 1167)
Family
- Married with Ade de La Ferté-Ancoul, vicomtesse de Meaux, issuing
Hildiarde (1135 - 1177)
- Married with Constance de Vermandois