| Tervo | |
| Official Name: | Finnish: Tervon kunta Swedish: Tervo kommun |
| Settlement Type: | Municipality |
| Coordinates: | 62.9556°N 26.7556°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Northern Savonia |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | Inner Savonia sub-region |
| Leader Title: | Municipal manager |
| Leader Name: | Olli-Pekka Salminen |
| Established Title: | Charter |
| Established Date: | 1926 |
| Timezone: | EET |
| Utc Offset: | +02:00 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +03:00 |
| Website: | www.tervo.fi |
Tervo is a municipality of Finland. It is located in the province of Eastern Finland and is part of the Northern Savonia region. The municipality has a population of, making it Northern Savonia's least populous municipality. It covers an area of NaNTervo}} of which NaNTervo}} is water. The population density is NaNTervo.
Neighbouring municipalities are Keitele, Kuopio, Maaninka, Pielavesi, Rautalampi, Suonenjoki, and Vesanto. 30% of its area is covered by water. Summer cottages are as prevalent as households. The municipality is unilingually Finnish.
Marko Hietala, the bass player for Nightwish, is from Tervo.