| Type: | commune |
| County: | Teleorman |
| Beciu | |
| Subdivisions: | Bârseștii de Jos, Beciu, Smârdan |
| Leader Name: | Gheorghe Andrei |
| Leader Party: | PSD |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 44.0167°N 64°W |
| Elevation: | 92 |
| Area Total: | 25.08 |
| Population Total: | auto |
| Postal Code: | 147257 |
| Area Code: | +40 247 |
Beciu is a commune in Teleorman County, Muntenia, Romania. It is composed of three villages: Bârseștii de Jos, Beciu, and Smârdan. These were part of Plopii-Slăvitești Commune until 2004, when they were split off.
The commune is situated on the Wallachian Plain, at an altitude of, on the left bank of the Olt River. It is located in the western part of Teleorman County, from the county seat, Alexandria, on the border with Olt County.