Philippine 108-pounder
Born on Apr. 25, 1973
Pro Record: 28 Fights/ 24-3-1, 19 KOs (including 8 first-round KOs)
1993
Mar. 27 Paul Abao, RP KO1
Apr. 24 Ed Polido, RP TKO1
May 22 Nelson Nelmida, RP TKO2
Jul. 24 Mike Luna, RP TKO2
Sept. 18 Yen Yen Jauculan, RP TKO1
Oct. 16 Nikki Maca, RP KO1
Nov. 27 Dodie Boy Acabo, RP KO1
1994
Jan. 8 Ric Magramo, RP W10
Feb. 26 Cris Galon, RP KO2
Apr. 9 Rudy Idano, RP W12(Won RP mini-fly title)
May 7 Aswin Sithlukmuang, RP KO1
Jul. 30 Jerry Pahayahay, RP TKO BY 9(Lost RP mini-fly title; Despite dropping Pahayahay and leading on points, Gamboa lost on a TKO due to a bad cut.)
Oct. 16 Leo Ramirez, RP W10
Nov. 27 Jerry Pahayahay, RP W12(Regained RP mini-fly title)
1995
Mar. 11 Juhardi, RP KO1
May 6 Chulwoo Lee, Tokyo TKO6
Jun. 24 Teddy Plido, RP TKO3
Aug. 26 Antonio Perez, Las Vegas TKO BY 3
1996
Apr. 27 Saman Sorjaturong, Thai. TKO BY 7(For WBC light fly title)
Sept. 14 Jun Orjaliza, RP TKO8
1997
Feb. 23 Toru Shimabukuro, Himeji, Japan W8
May 17 Chaweng Sangklam, Manila KO2
Jun. 14 Woohee Chang, Lapu-Lapu City, Cebu KO3
Aug. 30 Jerry Pahayahay, Mandaue, Cebu TKO5
Sept. 27 Carlos Murillo, Caracas, Ven. KO1(Won Fedelatin light fly title)
Dec. 6 Dennis Sabsal, Koronadal, RP D10(This was a terrible home-town draw in favor of Sabsal.)
1998
Mar. 7 Ryo Kurushima, Tokyo TKO9
Jun. 21 Ramel Gevero, Mandaue, Cebu KO6