Dr. Rajkumar
Singanalluru Puttaswamayya Muthuraju (24 April 1929 – 12 April 2006), known mononymously by his screen name Rajkumar was an actor and singer in the Kannada film industry.
- Title: Dr. Rajkumar
- Popularity: 5.591
- Known For: Acting
- Birthday: 1929-04-24
- Place of Birth: Gajanur, Madras Residency
- Homepage:
- Also Known As: Singanalluru Puttaswamayya Muthuraju, Annavru, Bangarada Manushya, Gaana Gandharva, Kannada Kanteerava, Nata Saarvabhouma, Rasikara Raja, Vara Nata