| Aknīste Municipality | |
| Native Name: | Aknīstes novads |
| Native Name Lang: | lv |
| Settlement Type: | Former municipality |
| Subdivision Type: | Country |
| Established Title: | Formed |
| Established Date: | 2009 |
| Seat Type: | Centre |
| Seat: | Aknīste |
| Leader Title: | Council Chair |
| Leader Name: | Vija Dzene (For a United Municipality) |
| Population Density Km2: | auto |
| Postal Code Type: | Postal code |
Aknīste Municipality (Latvian: Aknīstes novads) is a former municipality in Selonia, Latvia. The municipality was formed in 2009 by merging Aknīste town with its countryside territory, Asare parish and Gārsene parish, the administrative centre being Aknīste. In 2010 Aknīste parish was created from the countryside territory of Aknīste town. The population in 2020 was 2,520.[1]
On 1 July 2021, Aknīste Municipality ceased to exist and its territory was merged into Jēkabpils Municipality.[2]