The results of the paper show that to underestand Imam Khomeini one should understand the personalities in whose behavior and thoughts Imam Khomeini found hid ideals realized. Among the most significant of these persinalities is Ayatollah Modarres whose chracter had many things in common with Imam Khomeini's. With respect to the historical precedence of Modarres, one can find evidence testifying his influence on Imam Khomeini. The achiements of the paper seem to be helpful in underestanding Imam Khomeini's behavior and thoughts.