| Geer | |
| Map: | Geer Liège Belgium Map.svg |
| Map-Legend: | Location of Geer in the province of Liège |
| Arms: | Blason Geer.svg |
| Arrondissement: | Waremme |
| Nis: | 64029 |
| Mayor: | Dominique Servais (independent) |
| Majority: | Intérêts communaux (independent) |
| Postal-Codes: | 4250, 4252-4254 |
| Telephone-Area: | 019 |
| Web: | www.geer.be |
| Coordinates: | 50.6667°N 15°W |
Geer (in French pronounced as /ʒɛʁ/; Walloon: Djer) is a municipality of Wallonia located in the province of Liège, Belgium.
On January 1, 2006, Geer had a total population of 2,854. The total area is 23.62 km² which gives a population density of 121 inhabitants per km². Geer lies along the upper course of the river Jeker, which is called Geer in French.
The municipality consists of the following districts: Boëlhe, Darion, Geer, Hollogne-sur-Geer, Lens-Saint-Servais, Ligney, and Omal.