Thamizhaga Munnetra Munnani () was a short-lived political party founded by veteran Tamil film actor Sivaji Ganesan that existed from 10 February 1988 to December 1989. Sivaji Ganesan had a long running relation with many political parties, with his first movie itself being a movie of Dravida Munnetra Kazhagam (DMK).This party also contested on ladder symbol in 1989 election.

The party was born on 10 February 1988 after a split in the Tamil Nadu faction of the Indian National Congress. The split itself was after another party All India Anna Dravida Munnetra Kazhagam (ADMK) broke into two fragments one led by J. Jayalalithaa and other by V. N. Janaki and R. M. Veerappan. Ganesan and his supporters left the Congress on differences in opinion on which fragment of ADMK to ally with in 1989 state elections.

Thamizhaga Munnetra Munnani backed V. N. Janaki Ramachandran's fragment of the party and lost in all seats it competed for. Ganesan eventually regretted his decision to float his own party and merged the party with Janata Dal in December 1989. He debuted in the Tamil movie Parasakthi in 1952, a movie which heavily contained elements of Dravidian politics. Although Ganesan was a member of the Dravida Munnetra Kazhagam he found that atheistic outlook of the party to cost him his movie fame. He was also frustrated with importance given to M. G. Ramachandran, another movie star, in the party. and moved to Tamil National Party. and Kannadasan. Later Ganesan joined the Indian National Congress when Tamil National Party was merged with it.

Birth of Thamizhaga Munnetra Munnani

M. G. Ramachandran had been heading the All India Anna Dravida Munnetra Kazhagam (ADMK) as its founder after his feud with M. Karunanidhi in 1972. He had been the Chief Minister of Tamil Nadu since 1977 until his death in 1987. Election Commission of India refused to accept either of them as the original ADMK.

This move was opposed by Sivaji Ganesan and hence he left the party along with his supporters to form the new party Thamizhaga Munnetra Munnani To popularise the party Ganesan produce a movie titled En Thamizh En Makkal (My Tamil language and my people). At the time the party was created it was considered to be pro-Liberation Tigers of Tamil Eelam (LTTE) along with ADMK faction led by R. M. Veerappan. The party opposed the presence of Indian Peace Keeping Force in Sri Lanka stating that the force was trying to wipe out the LTTE and its leader V. Prabhakaran. The party also urged the Government of India to hold talks with the LTTE without any pre- condition. which he himself did after an invitation from V. P. Singh. Sivaji made as state president of Janata Dal.