Olt County
| Olt County Județul Olt | |
|---|---|
| Country | Romania | 
| Development region | Sud-Vest | 
| Historical region | Wallachia | 
| Capital | Slatina | 
| Government | |
| • President of the County Board | Marius Oprescu (PSD) | 
| • Prefect | Stefan Nicolae | 
| Area | |
|  • Total | 5,498 km2 (2,123 sq mi) | 
| • Rank | 22nd | 
| Population  (2021-12-01) | |
|  • Total | 383,280 | 
| • Rank | 19th | 
| • Density | 70/km2 (180/sq mi) | 
| Telephone code | (+40) 249 or (+40) 349 | 
| ISO 3166 code | RO-OT | 
| GDP (nominal) | US$ 2.158 billion (2015) | 
| GDP per capita | US$ 5,194 (2015) | 
| Website | County Council Prefecture | 
Olt County (Romanian pronunciation: [olt]) is a county (județ) of Romania on the border with Bulgaria, in the historical regions of Oltenia and Muntenia (the regions are separated by the Olt river). The capital city is Slatina.