Sarah Burns is an American film and television actress and comedian, best known for playing Krista on HBO's Enlightened. Born on Long Island, New York, Burns has performed improvisational comedy regularly at the Upright Citizens Brigade Theatre in New York City Burns is known for her appearances in comedic films and television series.

Her film roles include Anne in Slow Learners (2015) opposite Adam Pally, Hailey in I Love You, Man (2009), Harper in Going the Distance (2010) and Janine Groff in Life as We Know It (2010). She has also appeared in television productions including Damage Control (one episode; 2005), Flight of the Conchords (one episode; 2007), Party Down (one episode; 2010) and Ben and Kate (one episode; 2012). She had a costarring role in the short film Cried Suicide (2010), which was screened at the 2010 Tribeca Film Festival.