Allen Kenneth Johnson (born March 1, 1971) is an American former hurdling athlete who won the gold medal in the 110 metre hurdles at the 1996 Summer Olympics in Atlanta, Georgia. He is also a four-time world champion. Born in Washington, D.C., an all-round athlete, Johnson attended University of North Carolina at Chapel Hill and excelled at high jump, long jump and decathlon as well as hurdles. He was the 1992 NCAA Indoor Champion for 55 meter hurdles but did not win the outdoor championship.