Eugene "Gene" Rock (November 4, 1921 – October 31, 2002) was an American professional basketball player who played in the Professional Basketball League of America (PBLA) and the Basketball Association of America (BAA) during the 1947–48 season. A native of Huntington Beach, California, Rock attended Huntington Beach High School before enrolling at the University of Southern California to play basketball. While at USC, Rock earned varsity letters in 1942, 1943 and 1947.