| Male R Monthermer, Baron Monthermer |
| Birth | Abt 1275 | |
| Death | ||
| Burial | ||
| Marriage | Jan 1295/1296 | Akko, Hazafon, Israel |
| Father | ||
| Mother | ||
| Female Countess of Gloucester England |
| Birth | 1272 | Acre, Akko, Hazafon, Israel |
| Death | 23 Apr 1307 | clare, Suffolk, England |
| Burial | ||
| Father | Edward I King of England, "Longshanks" | F878 Group Sheet | |
| Mother | Castille Leon Eleanor Queen of England, (Leonor) | F878 Group Sheet | |
| Male + Thomas Monthermer, Sir Knight |
| Birth | Abt 1310 | |
| Death | ||
| Burial | ||
| Spouse | Ann of Quienne | F876 | |
| Marriage | ||