Mireille Enos (born 22 September 1975, height 5' 2" (1,57 m)) is an actress who grew up in Houston, Texas. Enos studied at Brigham Young University.

She was raised in the Church of Jesus Christ of Latter-day Saints but is no longer a practicing member. She was nominated for a Tony Award (Best Featured Actress in a Play) in 2005 for her performance in the Broadway production of Who's Afraid of Virginia Woolf. She also has numerous television appearances, notably playing Kathy and Jodeen Marquart, twin sisters, in HBO's Big Love.