Nancy Carell, born Nancy Walls on July 19, 1966, is an American actress, comedian, and writer. She gained significant recognition for her contributions to the sketch comedy show Saturday Night Live and the satirical news program The Daily Show. Her career also includes a role on the popular sitcom The Office and co-creating the TBS comedy series Angie Tribeca with her husband, Steve Carell.

Carell's early comedic training began at The Second City in Chicago. She later joined the cast of Saturday Night Live from 1995 to 1996, where her impression of Bobbie Battista was a notable feature. Following SNL, she served as a correspondent on The Daily Show. She also lent her voice to the animated series The Goode Family and made guest appearances on The Office, portraying Carol Stills, a real estate agent and former girlfriend of Steve Carell's character. Additionally, she had a brief role in the film Bridesmaids.

Her personal life includes a marriage to actor and comedian Steve Carell, whom she met while studying improvisation. Together, they have two children. The couple also collaborated creatively, co-developing the comedy series Angie Tribeca, which premiered in 2016.