William I --

Abt 1142 - 1214  (~ 72 years)

• Name	William I --  [1]
  Birth	Abt 1142  [2]
  Gender	Male
  Biographical Note	William had several illegitimate children, namely Robert de London, Henry Galightly, Isabella, Ada, Margaret, and Aufrica.
  Coronation	9 Dec 1165  [1, 4]
  	William I succeeded his brother Malcolm IV
  Reign	From 9 Dec 1165 to 4 Dec 1214  [1, 4]
  	his predecessor was Malcolm IV, and successor was his son Alexander II
  Coronation	24 Dec 1165  [4]
  Name	William --  [5]
  Death	4 Dec 1214	Stirling, Scotland   [1, 4]
  Burial	Arbroath Abbey, Scotland   [4]
  Person ID	I94777	Ancestral Trails
  Last Modified	24 Apr 2024

  
  

  Father	Henry --, Earl of Northumberland and Huntingdon   d. 12 Jun 1152
  Mother	Ada --   d. 1178
  Marriage	1139  [6]
  Family ID	F31057	Group Sheet  |  Family Chart

  
  

  Family 1	Ermengarde DE BEAUMONT   d. Between 11 Feb 1233 and 1234
  Marriage	5 Sep 1186	Woodstock Palace, Oxfordshire, England   [3]
  Children	1. King of Scotland Alexander II --, of Scotland,   b. 24 Aug 1198, Haddington, East Lothian, Scotland d. 8 Jul 1249, Isle of Kerrera, Inner Hebrides, Scotland (Age 50 years)   2. Margaret --, , Countess of Kent   3. Isabella --, , Countess of Norfolk   4. Marjory --, , Countess of Pembroke   d. 17 Nov 1244
  Family ID	F31067	Group Sheet  |  Family Chart
  Last Modified	24 Apr 2024

  
  

  Family 2
  Children	1. Isabella MAC WILLIAM,   b. Abt 1165
  Family ID	F36359	Group Sheet  |  Family Chart
  Last Modified	1 Sep 2025

  
  

  Family 3	Isabel D'AVENEL
  Children	1. Robert, de London   2. Henry, de Galightly   3. Ada --, Fitzwilliam,   b. Abt 1164   d. 1200 (Age ~ 36 years)   4. Aufrica --
  Family ID	F36360	Group Sheet  |  Family Chart
  Last Modified	1 Sep 2025

  
  

• Sources

  [S2413] The Bruce Trust, 2413. (Reliability: 3). [S18256] Biography - William I 'the Lion', 18256. (Reliability: 2). [S18246] The Scots Peerage, 18246. (Reliability: 3). Volume 1, Page 5 [S18256] Biography - William I 'the Lion', 18256. (Reliability: 3). [S18246] The Scots Peerage, 18246. (Reliability: 3). Volume 1, Page 4 [S18246] The Scots Peerage, 18246. (Reliability: 2). Volume 1, Page 4