马尔库斯欧佩 Rius Antonio 努斯迪亚杜 door Niannusi (Marcus Opellius Antoninus Diadumenianus), English turned into Diadumenian (Diadumenian), he was the Roman Emperor Macrinus son. AD 217, when the assassination of Caracalla and Macrinus became emperor after the Diadumenian closure of the Kaiser would become the ruler of the empire. About his lack of historical data, so his personal story is unknown.