Melissa Leo (born September 14, 1960) is an American actress. After appearing on several television shows and films in the 1980s, a regular on the television shows All My Children and The Young Riders, in 1985 she was nominated for a Daytime Emmy Award for her performance on All My Children. Her breakthrough role came in 1993 as Det. Sgt. Kay Howard on the television series Homicide: Life on the Street for the show's first five seasons (1993–97). Leo received critical acclaim for her performance as Ray Eddy in the 2008 film Frozen River, earning several nominations and awards, including an Academy Award nomination for Best Actress. In 2010, Leo won several awards for her performance as Alice Eklund-Ward in the film The Fighter, including the Golden Globe, SAG, and Academy Award for Best Supporting Actress. In 2013 she won the Emmy Award for her guest role on the television series Louie. She starred in the 2015 Fox event series Wayward Pines as Nurse Pam. She starred in the 2017 Netflix film The Most Hated Woman in America as American Atheists founder Madalyn Murray O'Hair. Leo lives in Stone Ridge, New York. She has a son (born 1987) with actor and former boyfriend John Heard. Leo publicly rejected the label of feminist in statements made during a 2012 interview with Salon: "I don't think of myself as a feminist at all. As soon as we start labeling and categorizing ourselves and others, that's going to shut down the world. I would never say that." She reiterated these sentiments in a 2017 interview.

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