Fauntleroy was a two-time All-America selection in lacrosse, receiving third-team honors in 1954, when Cornell compiled an overall record of 9-3, and he received honorable mention All-America honors in 1955, when the Big Red went 8-3-1. He missed the 1953 lacrosse season with an injury. Fauntleroy was selected to play in the North-South All-Star lacrosse game and lettered three seasons as a defenseman. He also won letters in football as a first string left tackle/left guard in 1951 and 1952.Â