Name: Joma Gamboa
Alias: Gamboa Koizumi
Birth Name: Jomarie Gamboa
Birthplace: Bacolod City, Negros Occidental, Philippines
Hometown: Liloan, Cebu, Philippines
Height: 5′ 6½″ / 169cm
Boxing Record: click
- Finished career with a record of 1-6 (0 KO) in World Title fights.
- Finished career with a record of 2-6 (1 KO) against former or current world titlists.
- Finished career with a record of 8-9 (4 KOs) in fights outside his native Philippines.
Regional & Minor Titles
- Interim WBA World Minimumweight Title (December 1999 - August 2000)
- WBA Fedelatin Light Flyweight Title (September 1997)
- Philippines Games & Amusement Board (GAB) Minimumweight Title (November 1994)
- Philippines Games & Amusement Board (GAB) Minimumweight Title (April 1994 - July 1994)
- WBA World Minimumweight Title
(failed to make weight)
| WBA Minimumweight Champion
2000 Aug 20 – 2000 Dec 6