| Official Name: | Sidi Aïssa |
| Native Name: | سيدي عيسى |
| Settlement Type: | Commune and town |
| Mapsize: | 180px |
| Pushpin Map: | Algeria |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Name: |  Algeria |
| Subdivision Name1: | M'Sila Province |
| Subdivision Type2: | District |
| Unit Pref: | Imperial |
| Population As Of: | 2018 |
| Population Total: | 215000 |
| Utc Offset: | +1 |
| Coordinates: | 36.5°N 4.2978°W |
Sidi Aïssa is a town and commune in M'Sila Province, Algeria. According to the 1998 census it has a population of 57,270.[1]