Kalyani is a 1952 Indian Tamil-language psychological drama film directed by Acharya (T. G. Raghavachari) and M. Masthan, and produced by T. R. Sundaram of Modern Theatres.

B. S. Saroja, D. Balasubramaniam, M. G. Chakrapani and T. P. Muthulakshmi had supporting roles.

[1] Moorthi struggles with mental problems and marries Kalyani, a young woman.

The plot revolves around their relationship and the many problems faced by Kalyani, who eventually succeeds in curing her husband's mental illness.

[2] The music was composed by S. Dakshinamoorthi and G. Ramanathan with lyrics written by Kannadasan.