William was the second son of Margaret of Huntingdon and William FitzPartick Hertburn. He was born in 1183 and died in 1239. The exact dates of his birth and death are not known. William married Alice de Lexington and they had children but no details exist. He inherited Washington when his father died.
Family tree for William showing:
parents 
siblings 
partner 
Published May 20, 2020 @ 3:35 pm – Updated –
Harvard Reference for this page:
Heather Y Wheeler. (2020). William de Washington 1183 – 1239. Available: https://www.treesofblue.com/william-de-washington-1183-1239. Last accessed March 5th, 2023
