The 1991 Indian general election polls in Tamil Nadu were held for 39 seats in the state. The result was a repeat landslide victory for Indian National Congress, and its ally All India Anna Dravida Munnetra Kazhagam, winning all 39 seats. The opposition party Dravida Munnetra Kazhagam, which was part of the National Front, lost heavily, not winning a single seat. During this election, Rajiv Gandhi was assassinated, when campaigning for Margatham Chandrasekar for the Indian National Congress, in the Sriperumbudur constituency.

Seat sharing of parties

Voting and results

[Election Map (Results reflected as %seats won by districts)

AIADMK-INC alliance won all the seats in TN. Below is a breakdown by parties within coalition: {{legend|#55DDFF|INC won all the seats in the district}} {{legend|#0000FF|INC won 67% the seats in the district}} {{legend|#008080|INC won half the seats in the district}} {{legend|#008000|ADMK won all the seats in the district|undefined | upload.wikimedia.org/wikipedia/commons/f/f7/Tamil///Nadu///Lok///Sabha///Election///1991.png]

List of Elected MPs

c-indicates sitting/incumbent M.P. from previous Lok Sabha (1989–1991)

Key positions held by elected members of parliament

Union ministers of state (independent charge)

Union ministers of state