Natasha Bianca Lyonne Braunstein (; born April 4, 1979), known professionally as Natasha Lyonne, is an American actress, writer, producer and director. She is best known for her portrayal of Nicky Nichols in the Netflix series Orange Is the New Black (2013–2019), for which she received an Emmy Award nomination in 2014, and for her role as Jessica in the American Pie film series (1999–2012). She is also a co-creator, executive producer, and writer for the 2019 Netflix series Russian Doll, on which she plays the lead role of Nadia Vulvokov. Lyonne was nominated for a second Emmy Award for the role in 2019.
Lyonne has appeared in over 50 films, including Everyone Says I Love You (1996), Slums of Beverly Hills (1998), Detroit Rock City, But I'm a Cheerleader (both 1999), Scary Movie 2, The Grey Zone, Kate & Leopold (all 2001), Party Monster, Die Mommie Die! (both 2003), Blade: Trinity (2004), Robots (2005), All About Evil (2010), Sleeping with Other People, Hello My Name Is Doris, Addicted to Fresno (all 2015), Yoga Hosers, Antibirth, The Intervention (all 2016), and Show Dogs (2018).
She is also known as Natasha Bianca Lyonne Braunstein.