Australian actress Rose Byrne is the daughter of Robin Byrne and Jane Byrne. Rose Byrne was born in Balmain, New South Wales, a Sydney suburb. She is of Irish and Scottish descent.
Her mother Jane, is a primary school administrator, and her father Robin Byrne is a semi-retired statistician and market researcher. She is the youngest of their four children; her older brother, George, and two older sisters, Alice and Lucy, are her older siblings. Byrne stated in a 2009 interview that her mother was an atheist, while she and her father were both agnostic.
Her family was described by The Telegraph as “close-knit”, and frequently kept her feet grounded as her career took off. “At one point one of my sisters had a word with me saying, ‘Watch yourself’”, she once remarked. “But they were really supportive.”
Rose Byrne made her film debut in the 1994 film Dallas Doll and she continued to act in Australian film and television throughout the 1990s.
She made her Hollywood debut in the small role of Dormé in Star Wars: Episode II – Attack of the Clones (2002), followed by larger roles in Troy (2004), 28 Weeks Later (2007), and Knowing (2009), which earned her the Volpi Cup for Best Actress.