Full name
Juan Manuel Rubio Medina

Birthdate
March 30, 1971

Debut
On October 9, 1985, he beat Daniel Flores by points in four rounds, in Mexicali

won the world title
On August 12, 1991, in Inglewood, California, he defeated Troy Dorsey by unanimous decision to win the IBF featherweight title. His second title was won on September 23, 1995, in Sacramento, California, defeating Alejandro Cobrita González by majority decision and obtaining the WBC featherweight sash. He was crowned for the third time on April 24, 1998, in San José, California, by beating Héctor Lizárraga on points to win the IBF featherweight belt. He ascended the throne for the fourth time on November 16, 2001, in Las Vegas, by knocking out Frank Toledo in five rounds and regained the IBF featherweight title. His fifth and last title was won on July 12, 2003, in Glasgow, Scotland, by beating local Scott Harrison on points and taking the WBO featherweight title.MB

Lost His Title
The first time in his fifth defense, on February 26, 1993 in France, Tom Johnson beat him on points. In the second, on December 11, 1995 in Japan, Luisito Espinosa beat him on points. He lost the sash for the third time on November 13, 1999 to Paul Ingle, who defeated him by decision. Johnny Vive la vida Tapia dethroned him in his fourth stage as monarch, when he was going for his second defense, on April 27, 2004, by defeating him by majority decision in New York. And his fifth crown was lost against Scott Harrison, who knocked him out in 11 rounds, in his first defense, on November 29, 2003.03

Withdrawal
On August 29, 2008, in South Africa, Malcolm Klassen knocked him out in two rounds.