Gabrielle was born in Laleham,United Kingdom. Her father is Tariq Anwar, an Iranian-born award-winning British film editor, and her mother is an English actress. Gabrielle Anwar studied at a London drama and dance school.
Gabrielle's acting debut was in the British miniseries" Hideaway". Gabrielle Anwar made her film debut in" Manifesto". While working on movies and television in London, Gabrielle Anwar met American actor Craig Sheffer, and moved with him to Hollywood. Gabrielle Anwar's first American film was" If Looks Could Kill - Teen Agent".Gabrielle plays Princess Margaret, sister of Henry VIII of England, on Showtime's "The Tudors", which debuted in April 2007.