Emily Jean "Emma" Stone (born November 6, 1988) is an American actress and producer. Her accolades include two Academy Awards, two British Academy Film Awards, and two Golden Globe Awards. In 2017, she was the world's highest-paid actress and named by Time magazine as one of the 100 most influential people in the world.

Stone began acting as a child in a theater production of The Wind in the Willows in 2000. As a teenager, she relocated to Los Angeles and made her television debut in In Search of the New Partridge Family (2004), a reality show that produced only an unsold pilot. After small television roles, she appeared in a series of well-received teen comedy films, such as Superbad (2007), Zombieland (2009), and Easy A (2010), which was Stone's first leading role. Following this breakthrough, she starred in the romantic comedy Crazy, Stupid, Love (2011) and the period drama The Help (2011), and gained wider recognition as Gwen Stacy in the 2012 superhero film The Amazing Spider-Man and its 2014 sequel.

Stone received nominations for the Academy Award for Best Supporting Actress for playing a recovering drug addict in Birdman (2014) and portraying Abigail Masham in The Favourite (2018). The latter marked her first of many collaborations with director Yorgos Lanthimos. She won two Academy Awards for Best Actress, for her roles as an aspiring actress in the romantic musical La La Land (2016) and a resurrected suicide victim in Lanthimos' comic fantasy film Poor Things (2023). She also portrayed tennis player Billie Jean King in Battle of the Sexes (2017) and the title role in Cruella (2021). On television, she starred in the dark comedy miniseries Maniac (2018) and The Curse (2023).

On Broadway, Stone has starred as Sally Bowles in a revival of the musical Cabaret (2014–2015). She and her husband, Dave McCary, founded the production company Fruit Tree in 2020, under which they have produced the films When You Finish Saving the World (2022), Problemista (2023), and I Saw the TV Glow (2024).