- 1324
| 1. | Robert De Washington (son of William De Washington and Margaret De Morville); died in 1324. Family/Spouse: Joan De Strickland. [Group Sheet] [Family Chart] Children:
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| 2. | William De Washington (son of Walter De Washington and Joan De Whitchester); died in 1290. William married Margaret De Morville. [Group Sheet] [Family Chart] |
| 3. | Margaret De Morville
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| 4. | Walter De Washington was born about 1212 (son of William De Washington and Alice De Lexington); died in 1264. Walter married Joan De Whitchester. [Group Sheet] [Family Chart] |
| 5. | Joan De Whitchester
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| 8. | William De Washington (son of William De Hertburn); died about 1239. William married Alice De Lexington. [Group Sheet] [Family Chart] |
| 9. | Alice De Lexington
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