- 1408
| 1. | John De Washington (son of Robert De Washington and Agnes Le Gentyl); died in 1408. Family/Spouse: Joan De Croft. [Group Sheet] [Family Chart] Children:
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| 2. | Robert De Washington (son of Robert De Washington and Joan De Strickland); died in 1348. Robert married Agnes Le Gentyl. [Group Sheet] [Family Chart] |
| 3. | Agnes Le Gentyl
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| 4. | Robert De Washington (son of William De Washington and Margaret De Morville); died in 1324. Robert married Joan De Strickland. [Group Sheet] [Family Chart] |
| 5. | Joan De Strickland
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| 8. | William De Washington (son of Walter De Washington and Joan De Whitchester); died in 1290. William married Margaret De Morville. [Group Sheet] [Family Chart] |
| 9. | Margaret De Morville
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