| Somandargudi | |
| Other Name: | Somandarkoil |
| Settlement Type: | Village |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 11.7389°N 78.9739°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Kallakurichi |
| Unit Pref: | Metric |
| Population Total: | 2742 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 606 213 |
| Area Code Type: | Telephone code |
| Area Code: | 04151 |
| Registration Plate: | 15 |
Somandargudi is a village in Kallakurichi district in the state of Tamil Nadu, India. It is located on the north bank of the river Gomuki, It is 6 km away from Kallakurichi, in Sankarapuram Taluk.
As per 2001 India census,[1] Somandargudi had a population of 2,742. Males constitute 50% of the population and females 50%. Most of the villagers are farmers.
There is an elementary school, built by the villagers and since 1969 there has also been a Government high school.
There are many Hindu temples in Somandargudi. These include the ancient and popular Somanatheswara Temple (ta|ஞீ சோமநாதீஸ்வரர் திருக்கோவில்). This temple was built by Parantaka Chola at the end of the 10th century.
S. P. Pachaiappan was one of the MLAs in 1967-1971 and S. Kaletheerthan was MLA (1980-1984 & 1984–1989).