Full name
Oscar de la hoya

Birthdate
February 4, 1973

Debut
September 23, 1992

won the world title
On March 5, 1994, he won the WBO super featherweight title by knocking out Jimmy Bredahl in 10 at the Olympic Auditorium in Los Angeles. On July 29, 1994, in Las Vegas, he won the WBO lightweight title by defeating Mexican Jorge Maromero Páez by effective knockout in two rounds. In his fourth defense of the WBO lightweight title, he unified with the Mexican Rafael Ruelas, IBF champion and won by technical knockout in two rounds, on May 6, 1995, in Las Vegas. On June 7, 1996, in Las Vegas, he technically knocked out legendary Mexican Julio César Chávez in four rounds to win the WBC super lightweight title. On April 12, 1997, in Las Vegas, he defeated Pernell Whitaker by unanimous decision to win the WBC welterweight title. He won the super welterweight title on June 23, 2001, in Las Vegas, beating Spaniard Javier Castillejo by unanimous decision. On September 14, 2002, he also won the WBA super welterweight belt by defeating Fernando Feroz Vargas. On June 5, 2004, in Las Vegas, he defeated Félix Sturm on points and won the WBO welterweight belt. OMB

Lost His Title
He relinquished the WBO super featherweight title after two defenses, to go in search of the lightweight belt. In his seventh defense of the WBO lightweight title, he resigned to go in search of the super lightweight title. After a defense of the super lightweight title, he left it to go in search of the welterweight. He lost the WBC welterweight title on September 18, 1999, in Las Vegas, when he unified it with IBF champion Felix Trinidad, who defeated him by decision. He lost the super welterweight title in his fourth defense, on September 18, 2004, when he fell by effective knockout in nine rounds against Bernard Hopkins at the MGM in Las Vegas. On September 18, 2004, in Las Vegas, he unified the WBO middle belt with Bernard Hopkins (WBC, WBA and IBF middleweight champion) and lost by technical knockout in nine rounds.

Withdrawal
On December 6, 2008, in Las Vegas, Manny Pacquiao defeated him by technical medical decision in eight rounds.