▁Sir ▁William ▁C og an ▁by ▁his ▁second ▁wife ▁Isabel ▁L oring , ▁the ▁elder ▁daughter ▁and ▁co - he ir ess ▁of ▁Sir ▁Ne le ▁L oring ▁( c . ▁ 1 3 2 0 ▁– ▁ 1 3 8 6 ), ▁K G , ▁of ▁Chal gra ve , ▁Bed ford shire , ▁a ▁found ing ▁member ▁of ▁the ▁Order ▁of ▁the ▁G arter . ▁ ▁Ful k ▁Fitz W arin , ▁ 6 th ▁Baron ▁Fitz W arin ▁( 1 3 8 9 – 1 4 0 7 ) ▁ ▁In ▁ 1 3 9 2 ▁Margaret ' s ▁ 3 - year - old ▁grand son ▁Ful k ▁Fitz W arin , ▁ 6 th ▁Baron ▁Fitz W arin ▁( 1 3 8 9 – 1 4 0 7 ), ▁fe ud al ▁baron ▁of ▁B am pton , ▁Dev on , ▁inherited ▁the ▁man or . ▁ ▁Ful k ▁Fitz W arin , ▁ 7 th ▁Baron ▁Fitz W arin ▁( 1 4 0 6 – 1 4 2 0 ) ▁ ▁Son , ▁died ▁aged ▁ 1 4 ▁when ▁his ▁he ir ▁became ▁his ▁sister ▁Elizabeth ▁Fitz W arin . ▁ ▁H ank ford ▁ ▁Sir ▁Richard ▁H ank ford ▁( c . ▁ 1 3 9 7 ▁– ▁ 1 4 3 1 ) ▁( grand son ▁and ▁he ir ▁of ▁Sir ▁William ▁H ank ford ▁( d ied ▁ 1 4 2 2 ) ▁of ▁Ann ery , ▁Dev on , ▁Lord ▁Chief ▁Justice ▁of