▁John , ▁ 3 rd ▁Baron ▁St ▁John ▁of ▁B let so ▁by ▁his ▁wife ▁Dor othy ▁Read ▁( alias ▁R ede ) ▁daughter ▁and ▁he ir ess ▁of ▁Sir ▁John ▁R ede . ▁By ▁his ▁wife ▁he ▁had ▁a ▁son ▁who ▁died ▁as ▁an ▁infant ▁and ▁prede ce ased ▁his ▁father , ▁and ▁three ▁surv iving ▁daughters , ▁event ual ▁co - he ir esses ▁to ▁the ▁Bour ch ier ▁est ates , ▁but ▁not ▁to ▁the ▁ear ld om , ▁when ▁his ▁cousin ▁and ▁he ir ▁male ▁Henry ▁Bour ch ier , ▁ 5 th ▁Earl ▁of ▁Bath ▁died ▁child less ▁in ▁ 1 6 5 4 : ▁ ▁John ▁Bour ch ier , ▁sty led ▁Lord ▁Fitz W arin ▁( 2 1 ▁January ▁ 1 6 3 0 - Oct ober ▁ 1 6 3 1 ), ▁son ▁and ▁he ir ▁apparent , ▁died ▁as ▁an ▁infant ▁aged ▁ 1 ▁year ▁and ▁prede ce ased ▁his ▁father . ▁ ▁Lady ▁Elizabeth ▁Bour ch ier ▁( 1 6 2 6   – ▁ 2 2 ▁September ▁ 1 6 7 0 ), ▁el dest ▁daughter , ▁who ▁married ▁Bas il ▁Fe ild ing , ▁ 2 nd ▁Earl ▁of ▁Den b igh , ▁without ▁pro gen y . ▁ ▁Lady ▁Dor othy ▁Bour ch ier ▁( 1 6 2 7 – 1 6 5 9 ), ▁ 2 nd ▁daughter , ▁who ▁married ▁first ly ▁Thomas , ▁Lord ▁Grey ▁of ▁Gro by ▁and ▁was ▁the ▁mother ▁of ▁Thomas ▁Grey , ▁