Sophie Frederica Alohilani von Haselberg Guinness (born November 14, 1986) is an American actress. She is best known for co-starring in Woody Allen's 2015 film Irrational Man, alongside Joaquin Phoenix and Emma Stone. Other notable roles have been in FX's The Assassination of Gianni Versace (2018) and the Lifetime television series American Princess (2019). She is the daughter of actress/singer Bette Midler and Martin von Haselberg.