Luke Tennie (born November 21, 1994) is an American actor. He is best known for his role as Sean Mitchell on the Apple TV comedy series Shrinking.
Tennie was born in Chicago, and raised in Plantation, Florida, where he attended American Heritage School and played football. He attended the American Musical and Dramatic Academy, from which he graduated in 2016.
Tennie made his debut in the 2017 Rob Reiner film Shock and Awe. In 2018, he had a main role in the Syfy action series Deadly Class. In 2020, he starred in the Disney+ sports drama film Safety.
Beginning in 2023, Tennie began starring as Sean in the comedy-drama series Shrinking. Alongside the cast, Tennie received a nomination for the Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Comedy Series at the 31st Screen Actors Guild Awards, and also earned a nomination for the Independent Spirit Award for Best Supporting Performance in a New Scripted Series.
In 2024, Tennie had a role in the film Nickel Boys, which was nominated for the Academy Award for Best Picture. In 2025, Tennie joined the cast of Abbott Elementary in a recurring role, and in 2026 joined the cast of The Pitt in its second season.
Tennie married MarÃÂa Romero in 2021, and have since had two children, the eldest of which his daughter Marilú was born in 2023 with his second two years later.