Sum Ping Lee (Chinese: 李心平; Jyutping: Lei5 Sam1 Ping4, born 1947 or 1948) is a Chinese-American physician and gastroenterologist who served as the 39th Dean of the Li Ka Shing Faculty of Medicine at the University of Hong Kong, between 2008 and 2013. He is currently a Professor Emeritus at the Division of Gastroenterology, Department of Medicine, University of Washington School of Medicine.