John de la Roche( - 1375) Sir Thomas Birmingham( - bef 1423)
Isabel de Bromwich (?) Isabel Whitacre
Thomas de la Roche Elizabeth Birmingeham
b.  
d.  
dspm.
b.  
d. bef 1423
Heir of her father and of her uncle Sir John B.
Children
Elizabeth de la Roche(ca 1397 - bef 1435)
> Ellen de la Roche(ca 1399 - 4 Nov 1440)