| Semmangudi | |
| Settlement Type: | village |
| Pushpin Map: | India Tamil Nadu#India |
| Pushpin Label Position: | left |
| Coordinates: | 10.8348°N 79.5544°W |
| Subdivision Type: | Country |
| Subdivision Name: | India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Tiruvarur |
| Subdivision Type3: | Taluka |
| Subdivision Name3: | Kodavasal |
| Leader Title: | Panchayat President |
| Unit Pref: | Metric |
| Population Total: | 1440 |
| 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: | 612603 |
| Area Code Type: | Telephone code |
| Area Code: | 04366 |
Semmangudi or sembangudi is a village in Thiruvarur taluk, Thiruvarur district, Tamil Nadu. It is the home of many carnatic singers. The popular carnatic singer Semmangudi Srinivasa Iyer, is from this town.pin code:612603
As per the 2001 census, Semmangudi had a population of 1440 with 774 males and 716 females. The sex ratio was 989 and the literacy rate, 70.89.