Tiruvannamalai is a state assembly constituency in Tiruvannamalai district of Tamil Nadu, India.

[2] Its State Assembly Constituency number is 63.

It comprises portions of the Chengam and Tiruvannamalai taluks and is a part of the similarly named constituency for national elections to the Parliament of India.

[3] Most successful party: DMK (10 times).

It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.