Hugo Rafael Soto (born 16 August 1967 in San Fernando del Valle de Catamarca, Argentina) is a former professional boxer.
He built up a record of 39-1-2 to earn a fight with WBC flyweight champion Yuri Arbachakov, but lost by an eighth round knockout.
Two years later, he lost a unanimous decision to reigning WBO flyweight champion Johnny Tapia.
[1] He captured the WBA flyweight title in May 1998, defeating Jose Bonilla by a split decision.
He had his final fight in 2004, losing a decision to future world champion Jorge Linares.