Thimiru (transl. Arrogance) is a 2006 Indian Tamil-language action film directed by Tarun Gopi in his directorial debut and produced by Vikram Krishna under the banner of G K Film Corporation. It stars Vishal, Reema Sen and Sriya Reddy in the lead roles, while Vadivelu, Manoj K. Jayan and former Indian footballer I. M. Vijayan play supporting roles. The film's score and soundtrack were composed by Yuvan Shankar Raja.

Thimiru was released on 4 August 2006 and became one of the top-grossing Tamil films in 2006. The film also has been dubbed in Telugu as Pogaru. It was later remade by director Vishal Raj in Kannada as Minchu but failed to repeat the success of its original version. It was also remade in Bhojpuri as Ae Balma Biharwala.