| Welsh Border Mounted Brigade | |
|---|---|
| Active | 1908–March 1916 |
| Country |  United Kingdom |
| Branch |  British Army |
| Type | Yeomanry |
| Size | Brigade |
| HQ (peacetime) | Shrewsbury |
| Engagements | World War I |
The Welsh Border Mounted Brigade was a formation of the Territorial Force of the British Army, organised in 1908. After home defence service, it was posted to Egypt, where it was absorbed into the 4th Dismounted Brigade in March 1916.