Morgan Murphy (born October 23, 1981) is an American stand-up comedian, comedy writer, and actress. She has performed in the Comedians of Comedy tour and appeared in the Comedians of Comedy: Live at the Troubador DVD. Bobcat Goldthwait cast her in the films Sleeping Dogs Lie and World's Greatest Dad. She has also been a featured performer for all three years of Aimee Mann's "Christmas Spectacular" tours and appeared in the video for Mann's song "31 Today". Morgan has made numerous appearances on Jimmy Kimmel Live!, for which she also worked as a writer.
She was one of the original writers on Late Night with Jimmy Fallon, writing and appearing in comedy segments on the show from its debut in 2009 until her departure in March 2011. The writing staff of the show was nominated for a Primetime Emmy Award in 2011. In 2014, she appeared on WTF with Marc Maron, and discussed her relationship with the host Marc Maron.
As of 2012, she has been a writer on 2 Broke Girls and has appeared on-camera in the episode "And the Drug Money", credited as "Sedate Girl". She also made a stand-up special for Netflix in 2013 called Irish Goodbye.
Murphy was raised Jewish by her mother, but did not have a bat mitzvah. She attended an elite Catholic high school.