Yun Du-seo was a painter and scholar of the Joseon period. He is the grandson of Yun Seondo, a great scholar in Korean history. He passed the gwageo exam, but did not enter government service. Rather, he devoted his whole life to painting and studying Confucianism.
His self-portrait is regarded as one of the many masterpieces of Korean art. Yun Du-seo is also known for his yeongmohwa.