Oru Naal Koothu is a 2016 Indian Tamil-language romantic comedy drama film directed by Nelson Venkatesan written by Sankardass and Nelson Venkatesan and produced by J. Selva Kumar, featuring Dinesh, Miya, Nivetha Pethuraj, Dev Ramnath, and Riythvika in lead roles. Lingesh, Karunakaran, Ramesh Thilak, Bala Saravanan, and Nagineedu play supporting roles.

Dinesh Ravi, better known as Attakathi Dinesh, is an Indian actor who has acted in leading roles in Tamil cinema. He made his breakthrough playing the lead role in Attakathi (2012), portraying Dinakaran.