William I, Count of Hainault

1280 - 1337  (57 years)

• Name	William I
  Suffix	Count of Hainault
  Birth	1280
  Gender	Male
  Death	1337
  Notes	William was also Count of Holland.
  Person ID	I4358	Bryan-Martin
  Last Modified	24 Apr 1993

  
  

  Father	John II, Avesnes of Holland & Hainault   d. 1304
  Mother	Philippina, of Luxemburg,   b. cir 1175
  Marriage	1299
  Family ID	F2056	Group Sheet  |  Family Chart

  
  

  Family	Jeanne, de Valois,   b. cir 1290
  Children	1. Philippa, of Hainault,   b. cir 1314   d. 1369 (Age 55 years)
  Family ID	F1757	Group Sheet  |  Family Chart
  Last Modified	20 Feb 2023