She confronted her mother, and was told the truth by the time she was 12, she had taken her father's name. But as she was growing up, Tyler began dropping by to visit, and Liv noticed that his daughter Mia Tyler looked enough like her to be her twin. Liv grew up thinking that rock star Todd Rundgren was her father.
She is the daughter of Steven Tyler of the band Aerosmith, and Bebe Buell, former model (and Playboy Playmate of the Month) and stalwart of the backstage rock scene of the 1970s. Liv Tyler was born in New York City, New York.