| Official Name: | Garneill, Montana |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Montana#USA |
| Pushpin Label: | Garneill |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Montana |
| Subdivision Type2: | County |
| Subdivision Name2: | Fergus |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | -6 |
| Elevation Ft: | 4419 |
| Coordinates: | 46.7525°N -109.7528°W |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 802105 |
Garneill is an unincorporated community in Fergus County, Montana, United States. It is located on U.S. Route 191, 5miles north of Judith Gap.
A post office was established at Garneill in 1899, and remained in operation until it was discontinued in 1975. Garneill is a conjoin of the names of two early settlers: Garnet and Neill.[1]