Harlon is a masculine given name. Notable people with this name include:
Harlon Barnett (born 1967), American football coach and former player Harlon Block (1924–1945), United States Marine Corps corporal killed in action in the Battle of Iwo Jima in World War II Harlon Carter (1913–1991), American advocate for gun rights, leader of the National Rifle Association of America Harlon L. Dalton, professor of law at Yale Law School, ordained minister in the Episcopal church Harlon Hill (1932–2013), American football player Harlon Klaasen (born 1993), South African rugby union player
See also Harlon Hill Trophy, award in American college football Harlan, given name and surname Haron, given name and surname Harlin, rural town and locality in the Somerset Region, Queensland, Australia Halon, group of chemical compounds