List of Famous people with last name Tsien

Roger Yonchien Tsien was an American biochemist. He was a professor of chemistry and biochemistry at the University of California, San Diego and was awarded the Nobel Prize in Chemistry for his discovery and development of the green fluorescent protein, in collaboration with organic chemist Osamu Shimomura and neurobiologist Martin Chalfie. Tsien was also a pioneer of calcium imaging.

Richard Winyu Tsien, is a Chinese-born American electrical engineer and neurobiologist. He is the Druckenmiller Professor of Neuroscience, Chair of the Department of Physiology and Neuroscience, and Director of the NYU Neuroscience Institute at New York University Medical Center, and also an emeritus faculty member of Stanford University School of Medicine.