| Iluppur | |
| Native Nme: | illupaoor |
| Settlement Type: | city |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 10.52°N 78.63°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Pudukkottai |
| Unit Pref: | Metric |
| Elevation M: | 142 |
| Population Total: | 12051 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Iluppur is a panchayat town in Pudukkottai district in the Indian state of Tamil Nadu.
Iluppur is located at .[1] It has an average elevation of 142 metres (465 feet).
India census,[2] Iluppur had a population of 12,051. Males constitute 50% of the population and females 50%. Iluppur has an average literacy rate of 70%, higher than the national average of 59.5%: male literacy is 78%, and female literacy is 63%. In Iluppur, 17% of the population is under 6 years of age.