Peter Malcolm (born April 3, 1994) is an American rugby union player who plays hooker for the San Diego Legion in Major League Rugby (MLR) and the United States men's national team. Malcolm previously played for the Ohio Aviators in the short-lived PRO Rugby, the Austin Huns and the Austin Elite in the MLR. Malcolm also played for the USA Falcons, the developmental side for the United States men's national rugby sevens team.