Thiruvaiyaru block is a revenue block in the Thiruvaiyaru taluk of Thanjavur district, Tamil Nadu, India. There are 40 villages in this block.
| SI.No | Panchayat Village | |
|---|---|---|
| 1 | Allur | |
| 2 | Ambadumelagaram | |
| 3 | Ammaiyagaram | |
| 4 | Avikkarai | |
| 5 | Budarayanallur | |
| 6 | Kadamangudi | |
| 7 | Kaduveli | |
| 8 | Kalumangalam | |
| 9 | Kalyanapuram I | |
| 10 | Kalyanapuram II | |
| 11 | Kandiyur | |
| 12 | Karugudi | |
| 13 | Karuppur | |
| 14 | Keelathirupanthuruthi | |
| 15 | Konerirajapuram | |
| 16 | Kulimathur | |
| 17 | Maharajapuram | |
| 18 | Mannarsamudram | |
| 19 | Marur | |
| 20 | Muhasakalyanapuram | |
| 21 | Naducauvery | |
| 22 | Peramur | |
| 23 | Ponavasal | |
| 24 | Royampettai | |
| 25 | Sathanur | |
| 26 | Semmangudi | |
| 27 | Thillaisthanam | |
| 28 | Thiruchotruthurai | |
| 29 | Thirupalanam | |
| 30 | Thiruvalampozhil | |
| 31 | Uppukatchipettai | |
| 32 | Vadugakudi | |
| 33 | Vaithianathanpettai | |
| 34 | Valappakudi | |
| 35 | Vanarangudi | |
| 36 | Varagur | |
| 37 | Vellamperambur | |
| 38 | Venkatasamudram | |
| 39 | Vilangudi | |
| 40 | Vinnamangalam |