AgustÃÂn Alexandro Santiago Barrios (born 7 February 1996) is a Mexican professional boxer who held the World Boxing Council (WBC) bantamweight title from 2023 to 2024.
After Naoya Inoue moved up to super bantamweight, vacating his undisputed bantamweight titles, it was announced that the WBC has approved a WBC Bantamweight championship bout between Santiago and former 40 year old four-division world champion Nonito Donaire. On July 13, 2023, it was announced the bout would be moved to Errol Spence Jr. vs. Terence Crawford undercard. On July 29, Santiago defeated Donaire in very close fight via unanimous decision.
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