Pichit Sithbanprachan (Thai: ????? ?????????????????), was born Supap Hanwichachai (????? ??????????) (born January 15, 1966 in Amphoe Mueang Chaiyaphum (presently: Amphoe Noen Sa-nga), Chaiyaphum province, Thailand) is a retired boxer in the Flyweight division.
All 27 of his fights took place in his native Thailand.
He is one of just fifteen world boxing champions to retire without a loss, also the older brother of Pichit Chor Siriwat, a former WBA Junior-flyweight champion.