Elisabeth Singleton Moss (born July 24, 1982) is an American actor. Her notable roles include that of Zoey Bartlet, the third and youngest daughter of President Jed Bartlet, on the NBC television series The West Wing (1999–2006), and secretary turned copywriter Peggy Olson on the AMC original series Mad Men (2007–present). Elisabeth Moss was born in Los Angeles, California, the daughter of musicians. She was first seen onscreen in 1990, when she appeared in the television film Bar Girls. From 1992 until 1995, Moss appeared in seven episodes of the TV series Picket Fences, as Cynthia Parks. In 1993, she provided the voice of Michelle in the animated film Once Upon a Forest. That year, she appeared in the television remake of Gypsy. In 1994, Moss played Harvey Keitel's younger daughter in the film Imaginary Crimes. The following year, she appeared in the remake of the Walt Disney Pictures film Escape to Witch Mountain, and as a young Ashley Judd in the TV-movie biopic Love Can Build A Bridge. From 1999 to 2006, she played Zoey Bartlet in 25 episodes of the White House TV drama The West Wing.