William de Warenne, 6th Earl of Surrey
- 1240( = Descendancy chart to this point, = Expand, = Collapse)
- 1 William de Warenne, 6th Earl of Surrey d. 27 May 1240
- Maud Marshal, Countess of Norfolk Countess of Surrey b. 1192 d. 27 Mar 1248
- 2 Isabel de Warenne d. Bef 20 Sep 1282
- 2 John de Warenne, 7th Earl of Surrey b. Abt Aug 1231 d. Abt 29 Sep 1304
- Maud Marshal, Countess of Norfolk Countess of Surrey b. 1192 d. 27 Mar 1248