Regimantas Adomaitis (born January 31, 1937 in Šiauliai) is a Lithuanian movie and stage actor. He graduated from the Faculty of Physics and Mathematics at Vilnius University. Later he studied in Vilnius Conservatoire. He has played myriad momentous parts and is renowned not only in Lithuania, but also in Russia, Germany, and other foreign countries. Regimantas Adomaitis has received many awards of recognition. In 1988 he with other 34 prominent people created Sąjūdis Reform Movement, which eventually led to the declaration of independence of Lithuania on March 11, 1990.