David Quabius (March 16, 1916 – June 19, 1983) was an American basketball player who played in the National Basketball League (NBL). From Milwaukee, Wisconsin, Quabius played for North Division High School and Marquette University. Following his college career, Quabius played in the NBL for the Sheboygan Red Skins and Oshkosh All-Stars, averaging 4.7 ponts per game in four seasons.Quabius died on June 19, 1983 of a heart attack.