Peter Michael Davidson (born November 16, 1993) is an American comedian, actor, and writer. Davidson was a cast member on the NBC late-night sketch comedy series Saturday Night Live for eight seasons, joining the show for its 40th season in 2014, and leaving at the end of its 47th season in 2022.

Davidson's father, Scott Matthew Davidson, was a New York firefighter who died in 2001 at the World Trade Center during the September 11 attacks. Davidson began his career in the early 2010s with minor guest roles on Brooklyn Nine-Nine, Friends of the People, Guy Code, and Wild 'n Out. He released his comedy specials Pete Davidson: SMD (2016) and Pete Davidson: Alive from New York (2020).

Davidson starred and executive produced the comedy film Big Time Adolescence (2019), and co-wrote and starred in the semi-autobiographical comedy-drama film The King of Staten Island (2020). Davidson continued acting in films such as The Suicide Squad (2021), Bodies Bodies Bodies (2022), Meet Cute (2022), and Marmaduke (2022).