- b.~ 1152
- b.~ 1175 in Willoughby, Lincolnshire, England
- b.~ 1196 in Willoughby, Lincolnshire, England d.< 1227
- b.~ 1158 in Cumberworth Thorpe, Lincolnshire, England
- b.1180 in Cumberworth, Thorpe, Lincolnshire, England
- b.~ 1124 in Cockerington Thorpe. Lincolnshire, England
- b.~ 1160
- b.~ 1217 in Willoughby, Lincolnshire, England
- b.~ 1175 in Fullerby, Horncastle, Lincolnshire, England
- b.~ 1200 in Willoughby, Lincolnshire, England