| Male Bouchard D'avesnes |
| Birth | 1182 | |
| Death | 1244 | |
| Burial | ||
| Marriage | ||
| Father | Jacques de Avesnes | F3339 Group Sheet | |
| Mother | Adelphie De Guise | F3339 Group Sheet | |
| Female Margaret Countess Of Flanders |
| Birth | 1202 | |
| Death | Abt 1280 | |
| Burial | ||
| Father | Baldwin I Emperor Of Constantinople | F3340 Group Sheet | |
| Mother | Marie Of Champagne | F3340 Group Sheet | |
| Male Count Of Holland John I D'avesnes |
| Birth | 1218 | |
| Death | 1256 | |
| Burial | ||
| Spouse | Adelaide Of Holland | F3328 | |
| Marriage | ||