Adolfina Peikaitė was born into a family of farmers in Žučiai village, Žagarė rural district. She went to primary school in the village of Rukuičiai and then was admitted to the fifth form of Žagarė primary school. She went to Žagarė progymnasium from 1939 to 1943, and later was a pupil at Joniškis state gymnasium. In 1945, Adolfina became a student at the Stomatology Department of the Medical Faculty of Vilnius University. However, her studies were disrupted by exile: in 1949, Adolfina and her sisters were deported. She returned from exile in 1966.