Maggie Lawson is an American actress best recognized for her role on Psych, a TV series on which she played the role of Juliet O'Hara. She also had starring roles on sitcoms such as Crumbs, It's All Relative, and Inside Schwartz, and in the TV movie adaptation of Nancy Drew.

Margaret Cassidy Lawson was born on August 12, 1980  in Louisville, Kentucky, U.S.A. Since 2006, she has been in a relationship with James Roday.

Maggie Lawson has appeared on numerous episodes of Unhappily Ever After (1996), Cybill (1997), Party of Five (1999), and Back in the Game (2013). Furthermore, she appeared on TV movies like Heart of a Stranger (2002), Love Rules (2004), Revenge of a Middle-Aged Woman (2004), Killer Hair (2009), Hostile Makeover (2009), and A Date with Diana (2010).