| Tiruvaikuntam | |
| Other Name: | Thiruvaikuntam |
| Nickname: | Tiruvai |
| Settlement Type: | Town |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 8.62°N 77.93°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Thoothukudi |
| Unit Pref: | Metric |
| Area Total Km2: | 8.3 |
| Elevation M: | 17 |
| Population Total: | 16214 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Official Name: | Thiruvaikuntam |
Tiruvaikuntam, also referred to as Srivaikuntam is a panchayat town in Thoothukudi district in the Indian state of Tamil Nadu. It is located on the banks of the river Thamirabarani.
Thiruvaikuntam has a temple dedicated to Vishnu, known as Tiruvaikuntapathi Swami, with a lofty gopuram. The Thiruvengada Mudaiyar Mandapam is rich with sculptures of Yallis, elephants and warriors. The Ekadasi Mandapam, which is opened on Vaikunta Ekadasi days, contains sculptures. During the period of conflict between the East India Company forces and Veera Pandiya Kattabomman, the temple served as a fort. The Kailasanathaswamy temple is another important temple and contains six inscriptions of the times of Kattabomman.
Tiruvaikuntam is located at . It has an average elevation of 17 metres (55 feet). The town is located on the north bank of the Tamirabarani river. It is 30 km east of Tirunelveli, 30 km west of Tiruchendur and 39 km from Tuticorin.
India census,[1] Tiruvaikuntam had a population of 16,214. Males constituted 48% of the population and females 52%. Tiruvaikuntam had an average literacy rate of 77%, higher than the national average of 59.5%: male literacy was 81%, and female literacy was 72%. In Tiruvaikuntam, 11% of the population was under 6 years of age. Tiruvaikuntam has a considerable population of Appanad Maravars and Brahmins in that region
Bus services are conducted from Madurai, Tirunelveli, Tiruchendur and Thoothukudi through Tiruvaikuntam. There is a railway station at Tiruvaikuntam. Nearest air services are 24.6 km away at Thoothukudi.