Lisa Olivia Munn (born July 3, 1980) is an American actress. After an internship at a news station in Tulsa, she moved to Los Angeles, where she began her professional career as a television host for the gaming network G4, and on the series Attack of the Show! (2006–2010) before appearing as a recurring correspondent on the Comedy Central late-night series The Daily Show with Jon Stewart from 2010 to 2011.

On television, she has taken dramatic roles, acting in both the Aaron Sorkin HBO political drama series The Newsroom (2012–2014) and the Jonathan Tropper Apple TV+ dark comedy crime series Your Friends and Neighbors (2025). On film, she has taken leading roles in The Predator (2018), Buddy Games (2019), Love Wedding Repeat (2020), and Violet (2021) with supporting roles in Big Stan (2007), Date Night (2010), Magic Mike (2012), Deliver Us from Evil (2014), Mortdecai (2015), Office Christmas Party (2016), and Ride Along 2 (2016). She portrayed Psylocke in the superhero film X-Men: Apocalypse (2016) and voiced a role in The Lego Ninjago Movie (2017).