| Līgatne Municipality | |
| Native Name: | Līgatnes novads |
| Native Name Lang: | lv |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Established Title: | Formed |
| Established Date: | 2009 |
| Seat Type: | Centre |
| Seat: | Līgatne |
| Leader Title: | Council Chair |
| Leader Name: | Ainārs Šteins (V) |
| Population Density Km2: | auto |
| Postal Code Type: | Postal code |
Līgatne Municipality (Latvian: Līgatnes novads) is a former municipality in Vidzeme, Latvia. The municipality was formed in 2009 by merging Līgatne parish and Līgatne town, with the administrative centre being Līgatne. It has an area of .
On 1 July 2021, Līgatne Municipality ceased to exist and its territory was merged into Cēsis Municipality.[1]