Isabelle Cornish has not revealed anything about her love affairs yet. She is believed to be single.
Isabelle who is also well known as a model has been active in acting since 2011. In 2012, she appeared in the short movie Arc where she acted the role of Sophie. That year she also appeared in the TV series Dance Academy, Home and Away and Puberty Blues. She portrayed the role of Vicki in the TV series, Puberty Blues. She has also appeared in the movie 2014 Transformers film where she portrayed the lead role.