Mangamma's vow) is a 1943 Indian Tamil-language film, starring Vasundhara Devi, Ranjan, N. S. Krishnan and T. A. Mathuram.

The story revolves on how she tricks him into falling in love with her and begets a son through the prince who ultimately whips him in court.

Adapted from the song book:[2] Mangamma Sabatham is the first film that N. S. Krishnan and T. A. Mathuram featured for Gemini Studios.

[1] Music was composed by S. Rajeswara Rao and M. D. Parthasarathy while the lyrics were penned by Papanasam Sivan and Kothamangalam Subbu.

[3] The Indian Express wrote that despite the lengthy running time, it was "a perfect artistic unit in every detail".