Șerban Țițeica (March 27 [O.S. March 14] 1908 – May 28, 1985) was a Romanian quantum physicist. The third and final child of mathematician Gheorghe Țițeica, he was born in Bucharest, where he attended Mihai Viteazul National College. He then went to the University of Bucharest, graduating in 1929 with a degree in Physics and Chemistry and another in Mathematics. He studied at Leipzig University from 1930 to 1934 under Werner Heisenberg, earning a doctorate in 1935. He taught at Politehnica University of Bucharest from 1935 to 1941 as assistant professor, and was then a professor at the University of Iași (1941-1948) and of Bucharest (1949-1977). He became a titular member of the Romanian Academy in 1955 and served as its vice president from 1963 until his death in his native city.