| Official Name: | Du Layna |
| Native Name: | دو لینه |
| Native Name Lang: | fa |
| Settlement Type: | District |
| Coordinates: | 34.1244°N 66.5288°W |
| Pushpin Map: | Afghanistan |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Name: |  Afghanistan |
| Subdivision Type1: | Province |
| Subdivision Name1: | Ghor |
| Population Total: | 35,100 |
| Population As Of: | 2012 |
| Population Footnotes: | [1] |
Du Layna or Duleena is a district in Ghor province, Afghanistan. It was created from part of the much larger Chaghcharan District in 2005.