S. V. Rajendra Singh Babu (born 22 October 1952) is an Indian filmmaker and occasional actor who works primarily in Kannada cinema.

His sister is producer and actress Vijayalakshmi Singh, and brother-in-law, actor Jai Jagadish.

In an interview, Babu mentioned that his father wanted him to become a doctor, but his own passion for the camera propelled him to the film industry.

Hailing from a family of movie makers, Babu was fascinated with films such as The Great Escape, Guns of Navarone and The Bridge on the River Kwai.

[3] Rajendra Singh Babu wrote the book Nenanpina Muthina Hara in memory of the Kannada actor Vishnuvardhan.