Evliya Kasim Pasha Mosque (Turkish: Evliya Kasım Paşa Cami) is a 15th-century Ottoman mosque in Edirne, northwestern Turkey. It is named after Kasim Pasha (fl. 1442–43). The mosque was built by Kasim Pasha in 1478–1479, the Beylerbey of the Rumelia Eyalet in the Ottoman Empire and a commander of the Ottoman forces during the reign of the sultans Mehmed the Conqueror (r. 1444‒1446, 1451‒1481) and Bayezid II (r. 1481–1512); he was also titled "Evliya", saint. The grave of Kasim Pasha is in the mosque's yard.