Henry de Percy( - bef Dec 1198) William Brewer Baron of Brewer & Torbay( - 1226)
Isabel de Brus( - aft 1230) Beatrice de Valle
William (III) Percy Joan Brewer
b. ca 1193
d. bef 28 Jul 1245
Fought for the king in France.
b.  
d. bef 12 Jun 1233
3rd dau. & co-heir of the Horsley, Derbys barony (2nd class).
Spouses: 1, 2, 3
Children
Joan Percy
Alice Percy
Agnes Percy