| Bouchard d' Avênes Seigneur of Hainault (ca1180 - 1244) |
Florent IV of Holland Count (1210 - 1234) |
| Margaret of Hainault Countess of Flanders and Hainault (1202 - 1280) |
Matilda of Brabant (ca1191 - 1267) |
| Jean I d' Avênes of Hainault Count of Hainault | Adelaide of Holland |
| b. 1 May 1218, Etraeungt, Nord, France d. 24 Dec 1257 br. Valenciennes occ. Count of Hainault, Holland and Flanders edu. rel. |
b. ca 1225, Netherlands ®•82 d. 1284 br. occ. heiress to the countship of Holland edu. rel. |
| > Jan II d'Avênes of Hainault Count of Hainault < |