| Official Name: | Boýnyuzyn |
| Pushpin Map: | Turkmenistan |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Turkmenistan |
| Coordinates: | 38.1578°N 60.9664°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name: | Turkmenistan |
| Subdivision Name1: | Lebap Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Garaşsyzlyk District |
Boýnyuzyn (Russian: Боюн-Узун) is a town and capital of Garaşsyzlyk District in the Lebap Province of Turkmenistan.