| Poondi | |
| Settlement Type: | Village |
| Pushpin Map: | India Tamil Nadu#India |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 10.7727°N 79.2433°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Thanjavur |
| Subdivision Type3: | Taluk |
| Subdivision Name3: | Papanasam |
| Subdivision Type4: | PIN Code |
| Subdivision Name4: | 613502 |
| Leader Title: | Panchayat President |
| Unit Pref: | Metric |
| Elevation M: | 34 |
| Population Total: | 2320 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code: | 613502 |
| Registration Plate: | TN-49 |
Poondi is a village located in Papanasam Taluk, Thanjavur District, Tamil Nadu, India. It is located at 14 km towards east from District headquarters Thanjavur, 4 km from Ammapettai and 322 km from state capital Chennai on the Thanjavur-Nagapattinam highway.
Poondi is situated on the banks of Vennaaru river. Poondi is located at a distance of 14 km towards East of Thanjavur and 48 km towards West of Thiruvarur. The village has a highly fertile wet land for agriculture.
As per 2011 census, Poondi has a total population of 2320 with 1199 males and 1121 females. Sex Ratio is 935. Literacy rate of Poondi is 81.55% with Male literacy as 88.08% and female literacy as 74.56%.
Poondi has one major educational institution called A. Veeriya Vandayar Memorial Sri Pushpam College (A.V.V.M Sri Pushpam College) which was established in the year 1956. It is an Arts and Science College which offers various undergraduate, postgraduate and research programmes.