Mudhalali (transl. Proprietor) is a 1957 Indian Tamil-language drama film, the directorial debut of Muktha Srinivasan and written by Venkat Ramanujam. The film was produced by M. A. Venu under M. A. V. Pictures. It stars S. S. Rajendran and debutante Devika, while M. N. Rajam, A. Kannaiyan and T. P. Muthulakshmi play supporting roles. The film's soundtrack and background score were composed by K. V. Mahadevan, while the lyrics for the songs were written by Ka. Mu. Sheriff.

K. Ramachandran and T. Vijayarangam handled cinematography and editing respectively. The film is based on Ramanujam's stage play of the same name. Film development started during the making of Sampoorna Ramayanam, whose own production was temporarily shelved. The film was released on 22 October 1957 and became a box office hit, establishing the career of actors Rajendran, Devika and Srinivasan. It was remade in Telugu as Mundadugu (1958) and in Malayalam as Muthalali (1965).