| Type: | SLA |
| Established: | 1957 |
| District: | Sivaganga |
| Loksabha Cons: | Tirukostiyur Assembly constituency |
| State: | Tamil Nadu |
| Party: | Dravida Munnetra Kazhagam |
| Mla: | S. Madhavan |
| Tirukostiyur | |
| Electors: | 93,641 |
| Abolished: | 1967 |
Tirukostiyur was former constituency in the Tamil Nadu Legislative Assembly of Tamil Nadu a southern state of India. It was in Sivaganga district.
| 1962 | S. Madhavan | ||
| 1957 | N. V. Chokkalingam Ambalam |