Sudev Nair (born 14 April 1985) is an Indian actor and model who predominantly works in Malayalam and Telugu films. He is best known for his performance in My Life Partner (2014), for which he was awarded the Kerala State Film Award for Best Actor in 2014. He starred in the 2019 Hindi film India's Most Wanted, in the title role opposite Arjun Kapoor.

His other notable works include Gulaab Gang (2014) and Anarkali (2015) and Karinkunnam 6's (2016), the latter being his Hindi film debut. He debuted in Telugu cinema with Tiger Nageswara Rao (2023) and as the main antagonist in Extra Ordinary Man (2023).

Nair is an alumnus of Film and Television Institute of India, Pune.

Despite being placed in the campus placements after Bachelors in Engineering, Nair's passion for cinema drove him towards his post-graduation training at the Pune Film Institute. His film-making career began with various short films in different genres, which were included in competitions and festivals at national and international levels. His short ad for Mountain Dew soft drink was shortlisted to the finals at the MOFILM Barcelona Ad Film Fest in 2010.

Nair's acting career began with the Hindi film Gulaab Gang (2014), directed by Soumik Sen. Set with a plot on the struggle of Indian Women, the film had an ensemble star cast including Madhuri Dixit and Juhi Chawla. It was praised by critics, garnering a positive response for the actors' performances.

Nair then starred in M. B. Padmakumar's debut, My Life Partner, which dealt with the emotional relationship between two men. The movie became garnered controversy and faced issues with its release. Nair played the role of Kiran, for which he won the Kerala State Film Award for Best Actor in 2014.

He then appeared in Anarkali (2015).

In 2023 he appeared in the lead role of The Jengaburu Curse.