Dmitri Dmitriyevich Ryutov (born 6.03.1940) is a Soviet physicist and a corresponding member of the USSR Academy of Sciences (1976). Born in Moscow. Graduated from the Moscow Institute of Physics and Technology (1962). In 1962–68 he worked at the Kurchatov Institute of Atomic Energy, and from 1968 at the Institute of Nuclear Physics of the Siberian Branch of the USSR Academy of Sciences.
His main research was in the theory of plasma turbulence, the physics of nonlinear waves, the physics of powerful electron and ion beams, and the theory of transport processes in thermonuclear devices. Together with G. I. Budker and others he proposed and studied a number of new schemes for confining dense plasma.