Ziya Mammadov Arzuman oglu (Azerbaijani: Ziya Məmmədov Arzuman oğlu) is an Azerbaijani politician and billionaire who served as the Minister of Transportation. BBC News has described him as among "the wealthiest and most powerful in the governing elite" in Azerbaijan. Mammadov has been implicated in a number of corruption scandals and exposes, including the Azerbaijani laundromat scandal.