The Yıldız Hamidiye Mosque, also called the Yıldız Mosque (Turkish: Yıldız Hamidiye Camii, Yıldız Camii), is an Ottoman imperial mosque located in Yıldız neighbourhood of Beşiktaş district in Istanbul, Turkey, on the way to Yıldız Palace. The mosque was commissioned by the Ottoman sultan Abdul Hamid II, and constructed between 1884 and 1886. The mosque was built on a rectangular plan and has one minaret. The architecture of the mosque is a combination of Neo-Gothic style and classical Ottoman motifs.

A bronze colonnade erected by Sultan Abdul Hamid II in Marjeh Square of Damascus, Syria bears a replica statue of the Yıldız Mosque on top.