Noyan

Noyan (pl. noyad), or Toyon, was a Central Asian title of authority which was used to refer to civil-military leaders of noble ancestry in the Central Asian Khanates with origins in Noyon, which was used as a title of authority in the Chagatai Khanate of the Mongol Empire. In modern times, Noyan is used as a given name or surname in Asia meaning "the lord", "the prince", "the protector", "the commander-in-chief".