1999–2000 Tamil Nadu Legislative Assembly by-elections

The 1999–2000 Tamil Nadu Legislative Assembly by-elections were a series of electoral contests held to fill vacancies in the Tamil Nadu Legislative Assembly following the general elections of 1996 and subsequent resignations. These by-elections, which took place between 1999 and 2000, were significant in the political landscape of Tamil Nadu, influencing the power dynamics within the state assembly. Contested primarily by major political parties, such as the Dravida Munnetra Kazhagam (DMK) and the All India Anna Dravida Munnetra Kazhagam (AIADMK), the by-elections reflected regional issues and the ongoing rivalry between these factions. The outcomes contributed to shaping the political narrative leading up to the 2001 state elections.