| Official Name: | Tennur |
| Native Name: | தென்னூர் |
| Settlement Type: | Neighbourhood |
| Pushpin Map: | India Tiruchirapalli |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Name1: | Tamil Nadu |
| Unit Pref: | Metric |
| Utc Offset: | +5.30 |
| Coordinates: | 10.8175°N 78.6869°W |
Tennur (Tamil: தென்னூர்) is a business locality in the city of Tiruchirappalli in Tamil Nadu, India. It is situated close to the Mahatma Gandhi market and forms a part of the Abhishekapuram zone of the Tiruchirappalli Municipal Corporation. The Tiruchirappalli branch of the Dakshin Bharat Hindi Prachar Sabha is located here.