Justin Juuko, a product of Uganda's rich boxing scene, was a versatile fighter with a significant amateur pedigree. His adaptability was evident when he claimed Commonwealth Games gold in Auckland in 1990 at light flyweight. His professional career, spanning over two decades, was a testament to his versatility—he competed effectively from 125 to 143 pounds, showcasing his skill and adaptability in the ring.

Justin Juuko, an orthodox fighter based in Kampala, was a force to be reckoned with. Standing at 5'7.5" with a 72-inch reach, he collected an impressive array of regional belts, including the WBC International and FECARBOX super featherweight titles. His victories in the Commonwealth and NABF super featherweight titles further solidified his status as a legitimate contender, showcasing his competitiveness and determination in the ring.

Juuko's highest-profile bouts came against some of boxing's elite. He challenged Floyd Mayweather Jr. for the WBC super featherweight crown, faced Diego Corrales for the IBA strap, and contested the interim WBA super featherweight title against Antonio Hernandez. His circuit also included title shots against Michael Gomez (WBU), Rustam Nugaev (IBA lightweight), and Gábor Vet? (GBU light welterweight).

The "Destroyer" from Masaka exemplified the international reach of African boxing during the 1990s and 2000s. He competed across multiple weight classes and jurisdictions, though he ultimately failed to secure world honours against the division's top names.