Guan Hanqing (c. 1241–1320), sobriquet "the Oldman of the Studio" (齋叟 Zhāisǒu), was a notable Chinese playwright and poet in the Yuan Dynasty. He has been described as among the most prolific and highly regarded dramatists of the Yuan period.

Guan spent much of his later life in Dadu and produced about 65 plays, mostly in the vernacular of the time. Fourteen of his plays are extant, including: