| Nadagudi | |
| Settlement Type: | village |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Thiruvarur |
| Subdivision Type3: | Taluk |
| Subdivision Name3: | Nannilam |
| Leader Title: | Panchayat President |
| Unit Pref: | Metric |
| Population Total: | 432 |
| 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: | 610107 |
Nagagudi is a village in the Nannilam taluk of Thiruvarur district, Tamil Nadu, India.
Nadagudi in Thiruvarur District in the Indian state of Tamil Nadu. It is the headquarters town for Nannilam Taluk.
The town is a main hub for the nearby villages. Many of the population are farmers. Nannilam is located 30 km west of Karaikal and 30 km east of Kumbakonam. The people mainly depend on agriculture, almost 70% of the population are employed in agriculture, Nadagudi and the surrounding area is home to many temples, including Shiva temple which is located c. Sri Maha Mariamman Temple, permual temple, ஐயனார் சுவாமி கோவில்
government school primary agriculture co-operative society