Theyazin bin Haitham Al Said (Arabic: ذي يزن بن هيثم آل سعيد; born 21 August 1990) is Crown Prince of Oman as the son of Sultan Haitham bin Tariq. He is also the Minister of Culture, Youth and Sports. He was officially appointed as Crown Prince after the Omani government decreed a constitutional adjustment which allows the Sultan to select an heir.