Kate Micucci (born March 31, 1980) is an American actress, comedian, singer-songwriter, and artist. Her first major television exposure was her role as Stephanie Gooch in Scrubs, and later as Shelley in Raising Hope and Raj's former girlfriend Lucy in The Big Bang Theory. She is one half of the musical comedy duo Garfunkel and Oates.

Born in New Jersey of Italian ancestry, Micucci was raised in Nazareth, Pennsylvania, in the Lehigh Valley region of the state, where she first learned to play classical piano, taught by her mother. She graduated alongside rock musician Jordan White in 1998 from Nazareth Area High School. She then received an A.A. in Fine Arts from Keystone College in La Plume, Pennsylvania, and a B.A. in Studio Art in 2003 from Loyola Marymount University, Los Angeles. As of 2008, she resides in Los Angeles.

In January 2013, Micucci's casting was announced for a recurring role on The Big Bang Theory as "a potential love interest for ... Raj." Her character, the painfully shy Lucy, debuted on February 14, 2013. Micucci appeared as a guest judge on King of the Nerds.