| Official Name: | Gerum |
| Native Name: | Gärum |
| Pushpin Map: | Sweden Gotland |
| Subdivision Type: | Country |
| Subdivision Name: | Sweden |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Gotland Municipality |
| Subdivision Type2: | County |
| Subdivision Name2: | Gotland County |
| Subdivision Type1: | Province |
| Subdivision Name1: | Gotland |
| Area Footnotes: | [1] |
| Area Total Km2: | 13.57 |
| Population As Of: | 2014 |
| Population Footnotes: | [2] |
| Population Total: | 66 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 57.2944°N 18.3294°W |
Gerum is a populated area, a socken (not to be confused with parish), on the Swedish island of Gotland.[3] It comprises the same area as the administrative Gerum District, established on 1January 2016.[4]
Gerum is situated in the south central part of Gotland.[5] The medieval Gerum Church is located in the socken.[6], Gerum Church belongs to Gerum parish in Fardhems pastorat.[7] [8]
In the south part of Gerum is the 15ha Sandarve Kulle nature reserve. The reserve was established in 1984, and comprises a large limestone cliff rising about 20- over the surrounding landscape. Its highest point is at an elevation of 60m (200feet).[9]