Alexander Everett Moffat (/ˈmɒfət/; born March 25, 1982) is an American actor and comedian. He was a cast member on the NBC sketch comedy series Saturday Night Live, where he debuted as a featured player during the show's 42nd season in 2016, alongside Mikey Day and Melissa Villaseñor. After two seasons as featured players, all three became repertory cast members in 2018, beginning with the show's 44th season. He's perhaps best known for his impressions of Eric Trump and Joe Biden. He left SNL in 2022, after six years as a cast member. In 2023, he made his Broadway debut in The Cottage.

He started his comedy career as a Chicago-based improviser and featured performer at The Second City, ImprovOlympic, Annoyance Theatre, and Zanies Comedy Club. In 2015, he co-starred alongside John Ashton in the indie-drama Uncle John, and in 2016, he joined the cast of Saturday Night Live.