Oh My Kadavule is a 2020 Indian Tamil-language romantic fantasy film written and directed by Ashwath Marimuthu in his directorial debut. The film stars Ashok Selvan, Ritika Singh and Vani Bhojan while Sha Ra and M. S. Bhaskar play supporting roles. Vijay Sethupathi and Ramesh Thilak make extended cameo appearances. The film had its theatrical release on Valentine's Day, 2020. Oh My Kadavule was selected for official screening at International Indian Film Festival in Toronto, held in August 2020. It was remade in Kannada as Lucky Man (2022) and in Telugu as Ori Devuda (2022).

Ashok Selvan is an Indian actor who works predominantly in Tamil cinema. He made his breakthrough playing one of the lead roles in Soodhu Kavvum (2013), before gaining critical acclaim for his performances in C. V. Kumar's productions Pizza II: Villa (2013) and Thegidi (2014).