Hap is a nickname, commonly short for Henry, Harry, Harold, or Harrison.
People nicknamed Hap include:
Hap Arnold (1886-1950), World War II American Air Force general
Hap Collard (1898-1968), Major League Baseball pitcher
Hap Day (1901-1990), National Hockey League (NHL) player, coach, and general manager, member of the Hockey Hall of Fame
Hap Emms (1905-1988), NHL player, coach, general manager and team owner
Hap Farber (born 1948), American football player
Harrison Farber, Professor of Medicine and Director of the Pulmonary Hypertension Center at Boston University
Frank S. Farley (1901-1977), American politician
Hobart R. Gay (1894-1983), US Army lieutenant general
Hap Hadley (1895-1976), American artist
Hap Holmes (1892-1941), NHL goaltender
Emil Huhn (1892-1925), American Major League Baseball player
Louis Kuehn (1901-1981), American diver and 1920 Olympic champion
Harry McSween (born 1945), Professor of Planetary Geoscience and Distinguished Professor of Science at the University of Tennessee at Knoxville
Hap Marre, American soccer player of the 1910s
Herb Mitchell (ice hockey) (1895-1969), Canadian NHL player
Hap Moran (1901-1994), National Football League halfback
Hap Kliban (1935-1990), American cartoonist
Hap Myers (1887-1967), Major League Baseball first baseman
Hap Myers (ice hockey) (born 1947), NHL defenceman
Hap Palmer (born 1942), American children's musician
Harold Ridley (Jesuit) (1939-2005), Roman Catholic priest and President of Loyola College in Maryland
Hap Sharp (1928-1993), American race car driver
