Gilbert de Peche, Lord of Bourn was born circa 1145 in England to Hamon de Peche (-1178) and Alice Peverel (-1188) and died 9 July 1212 Suffolk, England of unspecified causes. He married Alice FitzWalter (-1213) .
Children
| Name | Birth | Death | Joined with |
| Hamon de Peche (-c1241) | 1191 England | 1241 England | Eve Peverel (-1267) |
Siblings
| Name | Birth | Death | Joined with |
| Gilbert de Peche (-1212) | 1145 England | 9 July 1212 Suffolk, England | Alice FitzWalter (-1213) |