Vagan Ivanovich Mamasakhlisov (18.12.1907-19.07.1972) was a Soviet theoretical physicist and an academician of the Academy of Sciences of the Georgian SSR (1960). He was born in Tbilisi. He graduated from Tbilisi University (1930) and worked there (head of the department of theoretical physics from 1937 and dean of the physics faculty from 1944). He also worked at the Institute of Physics of the Academy of Sciences of the Georgian SSR, where he headed the department of theoretical physics.
His research was mainly in the field of nuclear physics. He developed a cluster model of the nucleus. He was the author of a number of textbooks on theoretical and quantum mechanics.