Kumara Kulothungan is a 1939 Indian Tamil-language film produced by Deccan Cinetone in Chennai.
The film was directed either by I. Raja Rao or R. Dwarakanath, with T. R. Rajakumari (initially credited as T. R. Rajaye) starring in the lead role.
A. M. Nataraja Mudaliar composed and wrote lyrics for the film's soundtrack, which included 36 songs; five of these were sung by T. R. Rajakumari herself.
The film was produced in Deccan Cinetone's studios at Kilpauk, Chennai, and was released in 1941 after the success of Kacha Devayani, in which T. R. Rajakumari created a sensation.