Jiyuan Yu was a Chinese moral philosopher noted for his work on virtue ethics. Yu was a Professor of Philosophy at the State University of New York at Buffalo starting in 1997. Prior to his professorship, Yu completed a three-year post as a research fellow at the University of Oxford, England (1994-1997). He studied in China at both Shandong University and Renmin University, in Italy at Scuola Normale Superiore di Pisa, and in Canada at the University of Guelph. His primary areas of research and teaching included Ancient Greek Philosophy, and Ancient Chinese Philosophy.