Orabel de Quincy was born on an unknown date to Saer de Quincy, 1st Earl of Winchester (c1170-1219) and Margaret Beaumont (1180-1236) and died circa 1258 England of unspecified causes. She married Richard de Harcourt (-1258) .
Children
| Name | Birth | Death | Joined with |
| William de Harcourt (-1270) | England | 5 July 1270 England | Alice la Zouche (-bef1256) Hillary de Hastings (-aft1295) |
| Sayer de Harcourt (-1266) | |||
| Maud de Harcourt | |||
Siblings
| Name | Birth | Death | Joined with |
| Lora de Quincy (-c1219) | |||
| Orabel de Quincy (-c1258) | 1258 England | Richard de Harcourt (-1258) | |
| Robert de Quincy (-1217) | 1217 | Hawise of Chester (1180-1242) | |
| Roger de Quincy (c1195-1264) | 1195 | 1264 | Helen de Galloway (c1215-aft1245) Maud de Bohun (-c1252) Eleanor de Ferrers (-1274) |
| Robert de Quincy (-1257) | |||
| Hawise de Quincy (-aft1273) | 1273 | Hugh de Vere, 4th Earl of Oxford (c1210-1263) | |