O. Panneerselvam, Indian politician, 7th Chief Minister of Tamil Nadu was born on January 14, 1951.

Ottakarathevar Panneerselvam Popularly Known as O.P.S. is an Indian politician who served as the 6th Chief Minister of Tamil Nadu for 3 terms from 2001 -2002, 2014-2015 and 2016-2017 and the 2nd Deputy Chief Minister of Tamil Nadu from 21 August 2017 to 6 May 2021. He is the Deputy Leader of the Opposition in Tamil Nadu Legislative Assembly from 11 May 2021 and the chief coordinator of All India Anna Dravida Munnetra Kazhagam (AIADMK).