Rathna Kumar is an Indian film director and writer. He is known for directing Meyaadha Maan (2017).

Kumar began his career with the low-budget film Madhu, which was included in an anthology film called Bench Talkies. He later turned the short film into a feature film titled Meyaadha Maan (2017). The film turned out to be a success and an important film in Vaibhav's career because the film was not a multistarrer and several of Vaibhav's successful films had only been multistarrers.