| Type: | commune |
| County: | Teleorman |
| Population Total: | auto |
| Subdivisions: | Bujoru, Caravaneți, Călmățuiu, Nicolae Bălcescu |
| Călmățuiu | |
| Coordinates: | 43.9667°N 76°W |
| Leader Name: | George Valentin Nițu[1] |
| Leader Party: | PSD |
| Leader Term: | 2020 - 2024 |
Călmățuiu is a commune in Teleorman County, Muntenia, Romania. It is composed of four villages: Bujoru, Caravaneți, Călmățuiu and Nicolae Bălcescu. The river Călmățui passes through the commune.