Nixon was born in New York City, New York, the daughter of Anne Knoll, an actress, and Walter Nixon, a radio journalist. Her first onscreen appearance was as an imposter on To Tell the Truth, where her mother worked. She began acting at age 12 as the object of a wealthy schoolmate's crush in The Seven Wishes of a Rich Kid, a 1979 ABC Afterschool Special. She made her feature debut co-starring with Read more...

On stage, Nixon portrayed Juliet in a 1988 New York Shakespeare Festival production of Romeo and Juliet and acted in the workshop production of Wendy Wasserstein's Pulitzer Prize-winning The Heidi Chronicles, playing several characters after it came to Broadway in 1989. She replaced Marcia Gay Harden as a pill-popping Mormon wife whose husband reveals his homosexuality in Tony Kushner's landmark Read more...

She raised her profile significantly as one of the four regulars of HBO's successful comedy Sex and the City (1998-2004), as the no-nonsense lawyer Miranda in support of series star Sarah Jessica Parker. After Emmy nominations as Outstanding Supporting Actress in a Comedy Series in 2002 and 2003, Nixon took home the trophy in 2004 for the series' final season.

The immense popularity of the Read more...