Britannica Sources used in this answer

Which city serves as the capital of Tamil Nadu?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

The city of Chennai serves as the capital of the Indian state of Tamil Nadu. Located on the Coromandel Coast along the Bay of Bengal, it functions as the state's primary administrative and legislative center, with government headquarters situated within Fort St. George. Formerly known as Madras, the city was officially renamed Chennai by the state government in 1996.12