K. S. Ravikumar is an Indian film director and actor, primarily working in the Tamil film industry. In a career spanning around 25 years, he has directed some of the most recognizable and well-known Tamil films of all time and is one of the most popular filmmakers in Kollywood. He has directed numerous films ranging from comedy and drama to action thrillers.

His film Dasavathaaram (2008) went on to gross $16 million worldwide in the first four weeks and eventually became one of the highest grossing Indian films of all time. Ravikumar began his career as an assistant to director Bharathi Raja and subsequently directed his first film Puriyaadha Pudhir (1990).

One fact that adds to his popularity is that he makes a guest appearance in any film that he directs.