Sultan Al-Nasir, also known as Al-Nasir Muhammad, was a prominent ruler of the Mamluk Sultanate in Egypt during the 14th century. He reigned in three separate periods, with his most significant tenure from 1299 to 1341. His leadership is noted for military successes against the Crusaders and the Mongols, as well as for promoting trade and cultural development in the region. Under Al-Nasir's rule, Cairo flourished as a center of learning and commerce. He commissioned numerous architectural projects, including mosques and schools, which contributed to the city's rich cultural heritage. His reign is often seen as a high point in the history of the Mamluk Sultanate.