| Castra of Târgșoru Vechi | |
| Founded: | 2nd century AD |
| Robust Struct Material: | Stone |
| Province: | Moesia ? |
| Coordinates: | 44.8833°N 80°W |
| Map: | Romania |
| Place Name: | Turnu Monastery |
| Location Town: | Târgșoru Vechi |
| Location County: | Prahova |
| Condition: | Ruined |
It was a fort in the Roman province of Dacia.