Career
He used many pen names, Samgijae, Hosaenggwan, Songjae, Giam, Geogijae among them. His childhood remains unknown, as well as the social status of his family. The Grove says "floruit c.
1755-1785".
Nevertheless, the Korean wiki page ko:최북 says: 최북(崔北, 1712년 – 1760년)은 조선 숙종, 영조 때의 화가이다.. and gives a reference to AKS.. that explains why 1720 can be guessed as his birth year. He may have died in Seoul, but the year remains unrecorded. The Korean Copyright Commission lists 20 paintings for Choi Buk, while Towooart gives a short notice.