Zaganos Pasha (Turkish: Zağanos Paşa; fl. 1446 – 1462 or 1469) was an Ottoman military commander, with the titles and ranks of kapudan pasha and the highest military rank, grand vizier, during the reign of Sultan Mehmed II "the Conqueror". Originally a Christian who was conscripted and converted through the devşirme system, he became a Muslim and rose through the ranks of the janissaries.