Vinayagar Sundar Vel, known professionally as Sundar C., is an Indian film director, writer, actor and producer who works in Tamil cinema. He has directed over 30 films and received the Kalaimamani award.

The Kalaimamani is the highest civilian award in the state of Tamil Nadu, India. These awards are given by the Tamil Nadu Iyal Isai Nataka Mandram, a unit of the Directorate of Art and Culture, Government of Tamil Nadu, to recognise artists in the state for their achievements.