A good-fielding shortstop, Lemakis played for Kutis South in 1950 and 1951, and then again from 1954 to 1957. Kutis South won the Muny Championship in 1957. Lemakis joined the Army in 1952, and played service ball at Fort Leonard Wood before being sent overseas. In 1953, he played baseball in France with the European Army League. In 1958 and 1959, he was a shortstop for the Carondelet Sunday Morning Athletic Club under coach Mike Waluska. Carondelet won the Muny Championship in 1959. Lemakis played shortstop for Soldan High School from 1946 to 1949. He was a coach and manager in the Affton Athletic Association from 1979 to 1984. Harry passed away in 2020.