| Charwelton | |
| Map Name: | Northamptonshire |
| Coordinates: | 52.2023°N -1.251°W |
| Location: | Charwelton, Byfield, Northamptonshire |
| Height2: | 118m (387feet) |
| Gridref: | SP5118056319 |
Charwelton BT Tower is a telecommunication tower built of reinforced concrete at Charwelton near Byfield, Northamptonshire, England. It is 118m (387feet) tall and one of the few British towers built of reinforced concrete. It is a landmark for miles around.