Abt 1166 - Bef 1240 (~ 73 years)
| 3rd Baron Marmion of Winteringham Sir John Marmion | |
| B: | Abt 1249 |
| West Tanfield, Yorkshire, England | |
| D: | Bef 07 May 1322 |
| Wetherington, Lincolnshire, England | |
| Isabel Peck | |
| B: | Abt 1264 |
| England | |
| D: | 1337 |
| England | |
| Loretta Fitzroy | |
| B: | Abt 1232 |
| Kent, England | |
| D: | Abt 1275 |
| Glanford Brigg, Lincolnshire, England | |
| William Marmion | |
| B: | Abt 1223 |
| Wetherington, Lincolnshire, England | |
| D: | Bef 1277 |
| Horncastle, Lincolnshire, England | |
| Sir Richard Fitzroy | |
| B: | Abt 1190 |
| Chilham Castle, Kent, England | |
| D: | Jun 1246 |
| Chilham Castle, Kent, England | |
| Rohese de Dover | |
| B: | Bef 1198 |
| Chilham, Kent, England | |
| M: | Bef 11 May 1214 |
| England | |
| D: | Abt 11 Feb 1261 |
| Kent, England | |
|
| Adela de Warenne | |
| B: | Abt 1166 |
| Surrey, England | |
| D: | Bef 1240 |
| England | |
| King of England King John of England | |
| B: | 24 Dec 1166 |
| Beaumont Palace, Oxford, Oxfordshire, England | |
| D: | 19 Oct 1216 |
| Newark, Nottinghamshire, Englandmap | |
