| Official Name: | Jomchashma |
| Pushpin Map: | Tajikistan |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Tajikistan |
| Subdivision Type: | Country |
| Subdivision Name: |  Tajikistan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Sughd Region |
| Subdivision Type2: | City |
| Subdivision Name2: | Panjakent |
| Population As Of: | 2000 |
| Coordinates: | 39.3689°N 67.6894°W |
Jomchashma (Tajik: Ҷомчашма, formerly Jonbuloq or Dzhanbulak) is a village in Sughd Region, northern Tajikistan.[1] It is part of the jamoat Kosatarosh in the city of Panjakent.[2]