George Liang King[a] (born 1950) is a Taiwanese-American physician-scientist and diabetologist affiliated with the Joslin Diabetes Center and Harvard Medical School.

Chair at Harvard Medical School,[2] as well as Director of Research, Senior Vice President at the Joslin Diabetes Center, where he is also ex officio a board of trustees member.

His current research aims at finding protective biochemical factors acting to prevent complications in a large, special group of medalist type 1 diabetic patients who have remained relatively healthy even after 50 or more years suffering the disease.

[19] He discovered that VEGF is an important causal factor in the severe form of diabetic eye disease.

[20] King´s laboratory has played a pioneering role in the characterization of endogenous protective factors originating in tissues which can neutralize the toxic effect of hyperglycemia and insulin resistance.