Guillaume de Grandson (-27 June 1335), Lord Grandson

Same as
Additional names
Parents
Father:1Pierre de Grandson (-around 1258), Seigneur de Grandson
Mother:2Agnes de Neuchâtel (-after 15 April 1283)
Spouses and relationship events
Married:3after March 1267Jeannette de Gruyère (-before 1284)
Married:41285 or beforeSibylla de Tregoz (before 1270-21 October 1334)
Children
Children with Jeannette de Gruyère:
Gerard de Grandson (-before 1306)5
John de Grandson (-before 1306)6
Agnes (de Grandson?) (1282/83-11 December 1357)7
Children with Sibylla de Tregoz:
Piers de Grandson (-10 August 1358), Lord Grandson8
Katharine de Grandson (-23 April 1349)9
Edmund de Grandson (-)10
Otto de Grandson (-23 May 1359)11
Thomas de Grandson (-1317)12
William de Grandson (-1350)13
Agnes de Grandson (-1348)14
Mabel de Grandson (-)15
Maud de Grandson (-), Prioress of Acornbury16
John de Grandson (1292-16 July 1369), Bishop of Exeter17
Attributes
Occupation:18Lord Grandson
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