Baron Montagu 3; Earl Sal William MONTAGU
Source includes, but is not limited to: Ancestral File and the IGI, International Genealogical Index,both resource systems developed and solely owned by The Church of JesusChrist of Latter Day Saints.
He married Katherine Grandison Abt 1327 . Katherine Grandison was born at Ashford, Hertfordshire, England Abt 1304 daughter of Baron Grandison 1 William Grandson, Baron and Sybil (Sibilla) Tregoz .
They were the parents of 2
children:
Phillippa Montagu, Countess of March Lady
born Abt 1332.
Sibyl De Montagu
born 1330.
Baron Montagu 3; Earl Sal William Montagu died 30 Jan 1343/44 at Windsor, Eng .
Katherine Grandison died 23 Nov 1349 at Bisham, Berkshre, England .