The Haji Alakbar Mosque (), also spelt as Haji Alekber Mosque, was a Shia Islam mosque located in Fuzuli, Azerbaijan. Completed in 1890 by Karbalayi Safikhan Karabakhi, a renowned architect, the mosque was subsequently destroyed, most likely by Armenian militias in the 1990s.
Karabakhiwho built the Yukhari Govhar Agha Mosque and Ashaghi Govhar Agha Mosque in Shusha, Aghdam Mosque, mosques in Horadiz and Qocahmadli villages, Tatar mosque in Odesa, Ukraine, and Qababaghlilar Mosque in Ashgabat, Turkmenistan.
This former mosque and monument of Islamic architecture is among 300 religious monuments of Karabakh and is famous for its structure along with Qiyas ad Din Mosque, also located in Fuzuli. Fuzuli, along with the Haji Alakbar Mosque, was occupied by Armenian forces in 1993, and its condition was unknown during the occupation. However, after the recapture of the city by Azerbaijan, it was found to be destroyed.