Isabelle was the daughter of Robert de Beaumont and Amice de Montfort. She married Simon de Senlis who became Earl of Huntingdon on the death of his father.
Family tree for Isabelle showing:
parents 
siblings
partner
children
Published May 14, 2020 @ 11:20 am – Updated –
Harvard Reference for this page:
Heather Y Wheeler. (2020). Isabelle de Beaumont d c1188. Available: https://www.treesofblue.com/isabelle-de-beaumont-d-c1188. Last accessed September 30th, 2020