- b.1121 in Louvain, Brabant, Belgium d.Sep 1180 in Nottingham, Nottinghamshire, England
- b.1156 in Whitby, Yorkshire, England d.29 Sep 1198 in St. Lo, Rouen, France
- b.1134 in Topcliffe, Yorkshire, England d.13 Oct 1204 in Petworth, Sussex, England