S. V. Rajendra Singh Babu (born 22 October 1952) is an Indian filmmaker and occasional actor who works primarily in Kannada cinema. He was born and brought up in Mysore. His father Shankar Singh produced many films under the banner Mahatma Pictures (Mysore). Babu has written directed movies of different genres in Kannada and in Hindi that include love stories, war, suspense thrillers and comedy movies. Many of his films have been adapted from novels or short stories. Babu has won numerous awards for his films. His sister is producer and actress Vijayalakshmi Singh, and brother-in-law, actor Jai Jagadish.