Max Breunig (12 November 1888 near Karlsruhe – 4 July 1961 in Pforzheim) was a German amateur football player who competed in the 1912 Summer Olympics. Breunig, a midfielder, started his career at Karlsruher FV in 1908, and on the final day of the 1909/10 German League season, he scored the winning goal (a penalty kick) in a 1-0 win against Holstein Kiel to win the championship. In 1913 he signed for 1. FC Pforzheim but his football career ended when the First World War began.