| Lăpușna County | |
| Subdivision Type: | Country |
| Subdivision Name: | Moldova |
| Subdivision Type1: | capital |
| Subdivision Name1: | Hîncești |
| Established Title: | established |
| Established Date: | 1998 |
| Established Title2: | Ceased to exist |
| Established Date2: | 2003 |
| Area Total Km2: | 3455 |
| Population Density Km2: | auto |
Lăpușna County was a county (Romanian: județ) in Moldova from 1998 to 2003, with the seat at Hîncești. It bordered the counties of Ungheni, Chișinău County, Tighina, and Cahul, the autonomous region of Gagauzia in Moldova, Ukraine (on the southeast), and România (on the west).
In the county were 149 localities of which five were cities: Basarabeasca, Cimișlia, Iargara, Hîncești, and Leova.