| Father | William de Washington (b. 1238, d. 1288) |
| Mother | Margaret de Morville (b. about 1235) |
| Son | Robert de Washington+ (b. 1296, d. after 1361) |
| Pedigree Chart |
| Birth | about 1270 | Robert de Washington was born about 1270 in Washington, Durham, EnglandBG. |
| Death | after 18 August 1324 | He died after 18 August 1324 in Carnforth, Lancashire, EnglandBG. |
| Last Edited | 7 December 2020 |