People Isabella Butler Isabella Butler Isabella Butler from . About Family Husband John FitzGibbon, 3rd White Knight Child She has one child, Maurice . Other facts about Isabella Butler Family name Butler. Show people with the surname Butler Given name Isabella Isabella Butler's Child Maurice FitzGibbon, 4th White Knight Comments There are no comments yet. Enter your name here: Enter your email here: Enter your message here: Your message is required. Markdown cheatsheet. Submit