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Male Baron Marmaduke Thweng Click to view Baron Marmaduke Thweng in the family tree

Marmaduke was born about 1259 in Kilton, York, England..  Marmaduke's father was Lord Marmaduke Thweng and his mother was Lucia Brus.  His paternal grandparents were Lord Robert Thweng and Maud Kilton; his maternal grandparents were Ld. Piers II of Skelton Brus and Helwise Lancaster.  He was an only child.  He died in 1323.


Marmaduke's family with Isabel Ros

They had a daughter named Lucia.

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