McKenzie Westmore is an American actress/singer, born in San Fernando, California, the daughter of Edith Adeline (née McCarrier) and famed makeup artist Michael Westmore. She attended the Los Angeles County High School for the Arts as a music major and graduated in 1995.

She is best known for having portrayed the role of Sheridan Crane Lopez-Fitzgerald on the television soap opera Passions from 1999 to 2008. To fans of Passions, Sheridan is well-known for her popular pairing with Luis Lopez-Fitzgerald, portrayed by Galen Gering. They are sometimes called "Shuis", a portmanteau of both of their names.

She has also guest-starred on an episode of Friends as herself. Her other television credits include Star Trek: The Next Generation, Weird Science, Star Trek: Insurrection, Star Trek: Voyager and Miss Match.

She married musician, lead singer of Whiskey Falls, Keith Volpone (who goes by the stage name 'Seven Williams') on May 25, 2002. Westmore met her future husband on the Passions set when he and his former band, Seven and the Sun, filmed a special guest episode. The couple's first child, son Maddox, was born on May 21, 2006.