Six candidates have been elected unopposed to the Rajya Sabha from Tamil Nadu to fill six seats falling vacant as current members' terms end on 2 April 2026. They are Tiruchi Siva and Constandine Ravindran (DMK), M. Christopher Tilak (INC), L.K. Sudhish (DMDK), M. Thambidurai (AIADMK) and Anbumani Ramadoss (PMK). Returning Officer R. Santhi declared them elected under Section 53(2) of the Representation of the People Act, 1951 and Rule 11(1) of the Conduct of Elections Rules, 1961. Tamil Nadu has 18 Rajya Sabha members. These elections use an open ballot for party MLAs and proportional representation by single transferable vote.