Shin Don
Sin Don (신돈, 辛旽; 21 January 1322 – 21 August 1371) was a Korean Goryeo Dynasty scholar, politician, and Buddhist monk. His  first name was Pyeonjo (편조, 遍照). a penname was Chunghangeosa (청한거사, 淸閑居士). His Chinese style name was Yogong (요공, 耀空). He was a teacher and advisor of king Gongmin of Goryeo.