| Official Name: | Tashtun |
| Native Name: | Տաշտուն |
| Pushpin Map: | Armenia#Syunik |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Syunik |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Meghri |
| Area Total Km2: | 21.60 |
| Population Footnotes: | [1] |
| Population As Of: | 2011 |
| Population Total: | 104 |
| Population Density Km2: | auto |
| Timezone: | AMT |
| Utc Offset: | +4 |
| Coordinates: | 39.0647°N 46.1719°W |
Tashtun (hy|Տաշտուն) is a village in the Meghri Municipality of the Syunik Province in Armenia.
The Statistical Committee of Armenia reported its population was 134 in 2010, down from 170 at the 2001 census.