- b.~ 1180 in Hertford, Hertfordshire, England d.25 Oct 1230 in Penrose, Brittany, France
- b.27 May 1220 in Plumpton, Spofforth, Yorkshire, England d.21 Jan 1283-1284 in Plumpton, Cumbria, Yorkshire, Eng
- b.09 Oct 1200 in Pembroke, Pembrokeshire, Wales d.17 Jan 1239-1240 in Birkhampstead, Hertfordshire, England