Gnana Soundari is a 1948 Indian Tamil-language film written, produced and directed by the duo F. Nagoor and Joseph Thaliath Jr.

The film revolves around Gnana Soundari, daughter of King Dharmar who is ill-treated by her stepmother Lenal.

Gnana Soundari was made with an estimated budget of ₹30,000 with a final film reel length of 5,264 metres (17,270 ft).

F. Nagoor and Joseph Thaliath Jr., son of judicial officer in Trivandrum decided to produce and direct the film based on a stage play conducted by Nawab Rajamanickam which itself adapted from a Christian folk tale.

[a][2][3] During the same time, S. S. Vasan announced making the film adaptation of same stage play for which he had cast M. K. Radha and Kannamba in lead roles.

[4] It became the first Tamil film where a song sequence presented the life of Christ on screen.

Lyrics were penned by Kambadasan, Balasundara Kavi, Papanasam Sivan, K. R. Sarangapani, T. N. Rajappa and K. D.

S. S. Vasan, withdrew his film from the theatres as a respect to the tremendous victory of the Citadel version.