Chalisuva Modagalu is a 1982 Indian Kannada-language film directed by Singeetham Srinivasa Rao. The film stars Rajkumar, Saritha, Ambika and K. S. Ashwath and Puneeth Rajkumar as a child artiste. The movie is well known for its evergreen songs which were composed by the musical duo Rajan–Nagendra. The film was a major success at the box office upon its release. The movie was remade in Telugu in 1983 as Rajakumar starring Sobhan Babu with Ambika reprising her role.

Singeetam Srinivasa Rao is an Indian film director, screenwriter, producer, composer, and actor. He is widely regarded as one of the most versatile filmmakers of India. He is credited with having revolutionised the South Indian cinema with experimental films. He has directed about sixty films in Telugu, Kannada, Tamil, Hindi, and English languages across multiple genres. He has garnered two National Film Awards, five Nandi Awards, three Karnataka State Film Awards, and three Filmfare Awards South. In 2011, Rao was honored with Life Achievement Award from the Film Federation of India.