| Hugh (X) le Brun (or Lusignan) Count of la Marche ( - 1249) |
Warin de Munchensy Lord of Swanscombe (ca1192 - ca1255) |
| Isabella of Angouleme Dowager Queen ( - 1246) |
Johanna Marshal ( - <1235) |
| William de Valence (styled) Earl of Pembroke | Johanna de Munchensy |
| b. aft 1225 d. bef 18 May 1296, England . 4th s. CP: The king's half brother. |
b. d. bef 30 Sep 1307 . Heir of Marshal inheritance to her bro. John. |
| > Isabel de Valence < Aymer de Valence Earl of Pembroke Agnes de Valence Johanna de Valence |