Catherine Keener is an American actress which has an estimated net worth of $8 million.

Keener started her acting career with the supporting role of Lt. Cricket Sideris on the television series Ohara.

Her first film appearance was in 1986's About Last Night, in which she starred opposite Demi Moore.

She also guest-starred on the comedy television series Seinfeld. Her performance in Johnny Suede earned her an Independent Spirit Award nomination for Best Female Lead.

In 1997, she was nominated for an Independent Spirit Award for her performance in Walking and Talking. 

In 2001, Keener worked with director Nicole Holofcener in Lovely and Amazing, garnering her a third Independent Spirit Award nomination.

In 2002, she appeared in Full Frontal, and S1m0ne opposite Al Pacino.

In 2005, she starred in The Interpreter, The Ballad of Jack and Rose, and The 40-Year-Old Virgin. In 2006, she appeared in the film Friends with Money.

In 2007, Keener played Jan Burres in Sean Penn's critically acclaimed film Into the Wild. Her work in the film An American Crime earned her an Emmy nomination in the Best Actress in a TV Mini-Series or Movie category.

Catherine Ann Keener was born on March 23, 1959 in Miami, Florida, USA. She attended Wheaton College in Norton, Massachusetts. She was married to actor Dermot Mulroney and has a son.