| Official Name: | Qal'ai Mirzoboy |
| 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: | District |
| Subdivision Name2: | Devashtich District |
| Population As Of: | 2000 |
| Coordinates: | 39.7397°N 69.1572°W |
| Blank1 Info Sec2: |
Qal'ai Mirzoboy (Russian: Калаи-Мирзобой; Tajik: Қалъаи Мирзобой) is a village in Sughd Region, northern Tajikistan.[1] It is part of the jamoat Vahdat in Devashtich District.[2]