Ambasamudram
| Ambasamudram Ambai | |
|---|---|
| Municipality | |
| Coordinates: 8°42′33″N 77°27′11″E / 8.709300°N 77.453000°E | |
| Country | India | 
| State | Tamil Nadu | 
| District | Tirunelveli | 
| Government | |
| • Type | Second Grade Municipality | 
| • Body | Ambasamudram Municipality | 
| • Chairman | Mrs. Selvi (2012- Till Date) | 
| Elevation | 93 m (305 ft) | 
| Population  (2011) | |
|  • Total | 35,645 | 
| Languages | |
| • Official | Tamil | 
| Time zone | UTC+5:30 (IST) | 
| PIN | 627401 | 
| Telephone code | (91)4634 | 
| Vehicle registration | TN-72 | 
| Website | municipality | 
Ambasamudram is the principal town of the Ambasamudram taluk in Tirunelveli district in the state of Tamil Nadu, India. The entire taluk had a population of 392,226 as of 2001, with 42.5% classified as rural. The town of Ambasamudram had a population 35,645 as of 2011.
The Thirumulanathar temple is located in Ambasamudram, on Melapalayam street. Kasibanathaswami Temple is another ancient temple of Ambasamudram which has a history of more than 2000 years.
The historical names of this town are Ilangoykkudi and Raja Raja sathurvedi mangalam