Lithuania competed at the 1928 Summer Olympics in Amsterdam, Netherlands. After the disappointing debut in the 1924 Summer Olympics, Lithuania was better prepared for the games in Amsterdam. In 1926 it organized the first national Olympics (). Lithuania sent 12 athletes to compete in 4 sports: athletics, boxing, cycling, and weightlifting. The best result was achieved by boxer Juozas Vinča, who shared 5th–8th places. Lithuania did not appear in the Olympics again until 1992.
Haris Šveminas (credited as H. Schwemminas in the official report) competed in men's 100 m and 200 m events. In 100 metres he finished 5th in 12th heat of the first round and did not advance to the semifinals.