| Keygubad mosque | |
|---|---|
 Remains of the mosque | |
| Religion | |
| Affiliation | Islam |
| Location | |
| Location |  Old City, Baku |
| Country |  Azerbaijan |
  Location within Azerbaijan | |
| Geographic coordinates | 40°21′58″N 49°50′00″E / 40.366167°N 49.833469°E |
| Architecture | |
| Style | Islamic architecture, Shirvan-Absheron architectural school |
| Founder | Keyqubad I |
| Completed | 14th century |
Keygubad Mosque (Azerbaijani: Kеyqubаd məscidi, Persian: مسجد کیقباد) is a historical mosque of the 14th century located on Gala turn in the Old City of Baku in Azerbaijan. The mosque is on the south side of the mausoleum of Seyid Yahya Bakuvi.