1. | Marmaduke De Thweng died between 1282 and 1284. Family/Spouse: Lucy (of Skelton) De Brus. Lucy (daughter of Piers\Peter (Lord of Skelton & Danby) De Brus and Hawise De Lancaster) and died. [Group Sheet] [Family Chart]
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2. | Robert De Thweng ![]() Family/Spouse: Unknown. [Group Sheet] [Family Chart]
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3. | Marmaduke (1st Lord Thweng) De Thweng ![]() Marmaduke married Isabel De Ros in 1273. Isabel (daughter of William (Sir) (of Ingmanthorpe) De Ros and Eustache Fitzhugh) died in 1309. [Group Sheet] [Family Chart]
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4. | Marmaduke De Thweng ![]() |
5. | William (2nd Lord Thweng) De Thweng ![]() |
6. | Robert 3rd Lord Thweng ![]() |
7. | Katherine Thweng ![]() Family/Spouse: Sir Ralph Daubeny. Ralph and died. [Group Sheet] [Family Chart]
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8. | Thomas 4th Lord Thweng ![]() |
9. | Lucia De Thweng ![]() Family/Spouse: Robert De Lumley. Robert (son of Robert (Sir) De Lumley and Mary Fitzmarmaduke) died before 20 Jul 1325. [Group Sheet] [Family Chart]
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