Sir Gilbert Wynston ap Drew

   FamilySearch ID: GYHP-SSV.

Gilbert married Isabel de Valence, daughter of William de Valence 1st Earl of Pembroke and Joan de Munchensy. (Isabel de Valence was born in 1262 in Pembrokeshire, Wales, died on 5 Oct 1305 in Allesley Hall, Warwickshire, England and was buried in 1305 in Saint Mary's Priory and Cathedral Coventry Coventry, Metropolitan Borough of Coventry, West Midlands, England.)