Vanessa Polster Bayer (born November 14, 1981) is an American actress, comedian and writer. She was a cast member on the NBC sketch comedy series Saturday Night Live from 2010 to 2017, for which she was nominated for an Emmy. She co-created, co-executive produces, and has the lead role in the Showtime comedy I Love That for You, loosely based on her experience as a survivor of childhood leukemia. She has appeared in such films as Trainwreck (2015), Office Christmas Party (2016), Carrie Pilby (2016), Ibiza (2018) and Wander Darkly (2020).
