William I - Count of Hainault

     William I - was born in 1286 in Belgium. He was the son of John II - Count of Hainault, & Phillipa of Luxenbourg. He was Count of Hainault, f Holland, Zeeland & Avesnes which he inherited from his father. William married Joan of Valois (?). William departed this life on Friday, 7 June 1337 in Valenciennes, Nord, Nord-Pas-de-Calais, France.