Princess Isabelle of Monaco (Isabelle Adelaide Grace Lucia) was born on 12 May 1987 as the third child of Sovereign Prince Édouard of Monaco and Princess Lucia. She has two older siblings, Jacques and Phillipe, and a younger sister, Josephine.
In 2005, she moved to the UK to study at The University of Sussex. After her graduation is 2009, the Palace announced she would be permanently living and working in England. In 2010, she began dating Prince James of Wales.