| Weir, West Virginia | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | West Virginia#USA |
| Pushpin Label: | Weir |
| Pushpin Map Caption: | Location within West Virginia and the United States |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | West Virginia |
| Subdivision Type2: | County |
| Subdivision Name2: | Kanawha |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 627 |
| Coordinates: | 38.4581°N -81.3858°W |
| Postal Code Type: | ZIP codes |
| Blank Name: | GNIS ID |
| Blank Info: | 1548883 |
Weir is an unincorporated community in Kanawha County, West Virginia, United States. Its post office is called Falling Rock.
The community was named after the Weir family, original owners of the town site.[1]