Fakhruddin Mubarak Shah (Bengali: ফখরুদ্দীন মুবারক শাহ, Persian: فخر الدین مبارک شاه; reigned: 1338–1349), also known simply as Fakhra, was the founder of an independent sultanate comprising modern-day eastern and southeastern Bangladesh. His kingdom was centred in the city of Sonargaon, which emerged as a principal superpower during his reign. He was also the first Muslim ruler to conquest Chittagong, the principal port of Bengal region in 1340 AD.