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Female Joan de Munchensy Click to view Joan de Munchensy in the family tree

Joan de was born about 1233 in Swanscombe, Dartford, Kent, England.  Joan de's father was Warin de Munchensy , Lord of Swanscomb and her mother was Joan Marshal.  Her paternal grandparents were William de Munchensy , of Swanscombe, Sir and Aveline de Clare; her maternal grandparents were William Marshal , 3rd Earl of Pembroke and Isabel de Clare , Countess of Pembroke. She had a brother named John de.  She was the younger of the two children. She had a half-brother named William de.  She died before September 30th, 1307.


Joan de's family with William de Valence , Earl of Pembroke

‌Joan de and William de were married in a religious ceremony on August 13th, 1247.  They had two daughters named Isabel de and Joan de.

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