Léna Bühler (born 9 July 1997) is a Swiss female racing driver.
Having competed in BMX at European level in her childhood, Bühler took up racing at the relatively late age of 17. She made her karting debut in the Swiss Karting Championship in 2017, where she finished 14th. She raced karts for the next two years, finishing fourth and third in the Swiss Championship in 2018 and 2019 respectively.
Bühler made her car racing debut in the 2020 F4 Spanish Championship with Drivex School.