Sophie Winkleman (born 5 August 1980) is an English actress. Winkleman is best known for her role as Big Suze, the on/off girlfriend of Jeremy (Robert Webb) in the Channel 4 sitcom Peep Show. She is also known for her starring role as one of the main characters, Princess Eleanor in the British TV drama The Palace. Her paternal half-sister is TV presenter Claudia Winkleman. On St Valentine's Day 2009, she became engaged to Lord Frederick Windsor, son of Prince and Princess Michael of Kent. After the marriage at the Chapel Royal on Hampton Court on 12 September 2009, Sophie Winkleman will be entitled to the style Lady Frederick Windsor.