William IV, Comte d'Auxerre, Mâcon, and Vienne

1095 - 1155  (60 years)

• Name	William IV
  Relationship	with Robert Alan Roy
  Birth	1090 - 1095  [1]
  History	He was a Crusader on the Second Crusade in 1147.  [1]
  Death	27 Sep 1155  [1]
  Siblings	1 Sibling
  + 1. Renaud III, Comte de Mâcon and Burgundy,   b. Abt 1090   d. 22 Jan 1148  (Age 58 years) ▻ Agatha of Alsace,  m. 1130 + 2. William IV, Comte d'Auxerre, Mâcon, and Vienne,   b. 1090 - 1095   d. 27 Sep 1155  (Age 60 years) ▻ Poncette, Dame de Treves,  m. Before 1140
  Person ID	I4816	| Roy Line, Boudreau Line
  Last Modified	28 Aug 2019

  
  

  Father	Stephen, Count of Vienne, Mâcon, and Burgundy,   b. Abt 1055   d. 27 May 1102, Rama, Holy Land (not found) (Age 47 years)
  Mother	Beatrice   d. After 1112
  Family ID	F2567	Group Sheet  |  Family Chart

  
  

  Family	Poncette, Dame de Treves,   b. Abt 1090
  Marriage	Before 1140  [1]
  Age at Marriage	He : ~ 45 years - She : ~ 50 years.
  Children	+ 1. Gerard, Count of Mâcon and Vienne,   b. Abt 1142   d. Before 15 Sep 1184 (Age 42 years)
  Family ID	F3801	Group Sheet  |  Family Chart
  Last Modified	28 Aug 2019

  
  

• Sources

  [S60] Stuart, Roderick W. Royalty for Commoners, The Complete Known Lineage of John of Gaunt, Son of Edward III, King of England, and Queen Philippa Fourth Edition, (Baltimore, Maryland: Genealogical Publishing Company, 2002).