Gustavo Espinosa Espadas Jr. (born September 2, 1974 in Mérida, Yucatán, Mexico) is a Mexican former professional boxer in the Featherweight division.

In 2000 won the Vacant WBC Featherweight Championship by winning a technical decision over Luisito Espinosa in the 11th round.

He defended the belt once before losing a close decision to Erik Morales in 2001.

He announced his retirement after sustaining a 2nd round knockout loss to Rocky Juarez in 2004, only to come out of it in 2007 by beating Moises Perez twice in the same year.

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