| Margaret Aldobrandeschi |
| Margaret Aldobrandeschi | |
| B: | 1245 |
| , , , England | |
| D: | 1313 |
| France | |
| Guy DeMontfort |
| Guy DeMontfort | |
| B: | 1243 |
| Alcester, Warwickshire, , England | |
| M: | 10 Aug 1270 |
| Viterbo, Viterbo, Lazio, Italy | |
| D: | 1288 |
| Sicily, , , Italy | |
| Aldobrandin Aldobrandeschi |
| Aldobrandin Aldobrandeschi | |
| B: | 1220 |
| , , , England | |
| D: | 18 May 1284 |
| Orvieto, Terni, Umbria, Italy | |
| Francoise DeBaschi |
| Francoise DeBaschi | |
| B: | 1225 |
| , , , England | |
| M: | 1243 |
| , , , England | |
| D: | 1284 |
| Naples, Napoli, Campania, Italy | |
| Bonifacio I Aldobrandeschi |
| Bonifacio I Aldobrandeschi | |
| B: | 1180 |
| Italy | |
| D: | 1229 |
| Cotignola, Ravenna, Emilia-Romagna, Italy | |
|
| Ildeprandino II di Grosseto Aldobrandeschi | |
| B: | 1150 |
| D: | 1208 |
| Tommasia |
| Tommasia | |
| B: | Cal. 1170 |
| M: | 1190 |
| Sovana, Grosseto, Toscana, Italy | |
| D: | Aft. 1200 |