On December 6, 1997 Manny Pacquiao fought Panomdej Ohyuthanakorn at South Cotabato Stadium, Koronadal City, South Cotabato. Manny Pacquiao Retained OPBF Flyweight title.
1998
1999
2000
2001
2002
2006
2016
2013
2004
2021
2011
2008
2005
