Olivia was born in London where both her parents worked as barristers. Her background quite clearly indicates that she is a Christian. 

Her interests in British or American politics may not be relevant, but she surely has some political insights especially after she went into a relationship with the Foreign Minister of Poland.

Olivia ended her seven-year relationship with actor Jonathan Cake just two weeks before their wedding. She even had a relationship with Radek Sikorski who is a former Foreign Affairs Minister of Poland. She then married actor Rhashan Stone in 2003 and has two daughters. 

Williams has a degree in both literature and drama. She has even spent three years at the Royal Shakespeare Company that proves her interest in theatres. Olivia has even written a book called "The Significance of Hair" for BBC Radio and even had read it on air. Her interest in writing can also be evident from the fact that she wrote articles for the travel section of British newspaper The Independent. 

She even had a relationship with Radek Sikorski who is a former Foreign Affairs Minister of Poland.

Olivia is regularly practicing Bikram Yoga. 

She had studied spectacled bears in the rainforests of Bolivia