Willem Van Avesnes
| Use attributes for filter ! | |
| Gender | Male |
|---|---|
| Date of birth | January 1,1254 |
| Died | 1296 |
| Grandparents | Margaret II, Countess of Flanders |
| Great grandparent | Baldwin I, Latin Emperor |
| Parents | John I, Count of Hainaut |
| Adelaide of Holland | |
| Date of Reg. | |
| Date of Upd. | |
| ID | 4250670 |