| Official Name: | Bishak |
| Native Name: | بيشك |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Varzaqan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Kharvana |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Jushin |
| Population As Of: | 2006 |
| Population Total: | 83 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 38.5972°N 46.3261°W |
Bishak (az|Beşşək بشکfa|بيشك, also Romanized as Bīshak; also known as Beshāk, in "Old Azeri" or "Pahlavi language" it means "wood"; in modern Persian it has changed into "Bishe" or "بیشه". The village is in Jushin Rural District, Kharvana District, Varzaqan County, East Azerbaijan Province, Iran. At the 2006 census, its population was 83, in 34 families.