If you have information about this name, share it in the comments area below!
Wiki information Germiyan:
The Anatolian beylik of Germiyan with its capital in Kütahya was one of the prominent frontier principalities established by Oghuz Turkish clans after the decline of Seljuq Sultanate of Rûm. According to Agoston and Masters Germiyanoğulları were...
Yakup II of Germiyan also known as Yakup Çelebi, was the ruler of Germiyan an Anatolian beylik between 1388 and 1429.