Family: Sir William de Grandison, 1st Baron Grandison / Sibylla de Tregoz (F17681)

• Male Sir William de Grandison, 1st Baron Grandison

  
  

  Birth	~1262	Cassington, Oxfordshire, England
  Death	27 Jun 1335	Lambourn, Hungerford, Berkshire, England
  Burial		Sussex County, England
  Marriage
  Father
  Mother

  
  

  Female Sibylla de Tregoz

  
  

  Birth	1267	Vaud Canton, Switzerland
  Death	23 Apr 1323	Grandison, Jura-Nord, Vaudois District, Vaud, Switzerland
  Burial		Abbey Dore, Herefordshire, England
  Father
  Mother

  
  

  Female Lady Catherine Grandison, Countess of Salisbury

  
  

  Birth	~1304	Ashford, Hertfordshire, England
  Death	23 Nov 1349	Bisham Abbey, Berkshire, England
  Burial		Bisham Abbey, Berkshire, England
  Spouse	Sir William Montagu, Knight, 1st Earl of Salisbury | F15820
  Marriage	~1320  [1]

  
  

• Sources

  [S8163] "Catherine Montagu, Countess of Salisbury (~1304-1349)", biography, abstracted October 18, 2015, https://en.wikipedia.or.