She is married to Ralph III 1st Baron de Camoys.
They got married before June 25, 1303 at 1st wife.Sources 1, 2
He [Ralph de Camoys] married, 1stly, in 1303, before 25 June, Margaret,daughter of William, 1st Lord BREWES, by his 3rd wife, Mary, daughter ofRobert De Ros, of Helmsley. [Complete Peerage II:507, XIV:138,(transcribed by Dave Utzinger)]
Margaret de Braose | ||||||||||||||||||
< 1303 | ||||||||||||||||||
Ralph III 1st Baron de Camoys |
Margaret, daughter of 1st Lord Brewes
date implied by remarriage of Ralph