On August 11, 2001, the 26-year-old WBO featherweight world champion, Pablo Chacón (40-2, 29 KOs), faced Edward Barrios, in a title defense fight.
Chacón came in to the fight on a 4-fight win streak with a 69% KO rate, and was fighting after a gap of 1 month and 26 days.
Pablo Chacón stopped Edward Barrios via KO in the 5th round of the 12-round world-title fight, and successfully defended his WBO featherweight title. Chacón improves his record to 41-2 (30 KOs)
On June 16, 2001, a 26-year-old Pablo Chacón (39-2, 28 KOs) got a shot at the WBO featherweight title held by István Kovács.
Chacón came in to the fight on a 3-fight win streak with a 68% KO rate, and was fighting after a gap of 3 months and 23 days.
Pablo Chacón stopped the champion via TKO in the 6th round of the 12-round world-title fight, winning the first world title of his career, and is crowned the new WBO featherweight champion. Chacón improves his record to 40-2 (29 KOs)
On January 19, 2002, the 26-year-old WBO featherweight world champion, Pablo Chacón (42-2, 31 KOs), faced a 29-year-old Colombian boxer Victor Polo (30-3-2, 22 KOs), in a title defense fight.
Chacón came in to the fight on a 6-fight win streak with a 70% KO rate, and was fighting after a gap of 2 months and 2 days. Polo was on a 1-fight win streak with a 62% KO rate, and fighting after a layoff of 6 months and 24 days.
Pablo Chacón defeated Victor Polo via split decision and successfully defended his WBO featherweight title. Chacón improves his record to 43-2, while Polo adds a loss to his record at 30-4-2.
On February 24, 2001, a 25-year-old Pablo Chacón (38-2, 27 KOs) and Claudio Martinet met in the ring for the 2nd time, in a super-featherweight bout.
Chacón came in to the fight on a 2-fight win streak with a 67% KO rate, and was fighting after a gap of 2 months and 8 days.
In the rematch, Pablo Chacón stopped Claudio Martinet via KO in the 5th round. Chacón improves his record to 39-2 (28 KOs)
On March 1, 2003, a 27-year-old Pablo Chacón (44-3, 31 KOs) and Claudio Martinet met in the ring for the 3rd time, in a super-featherweight bout.
Chacón came in to the fight on a 1-fight losing streak with a 66% KO rate, and was fighting after a gap of 4 months and 10 days.
In the rematch, Pablo Chacón stopped Claudio Martinet via TKO in the 8th round. Chacón improves his record to 45-3 (32 KOs)
On May 25, 2000, a 25-year-old Pablo Chacón (36-0, 26 KOs) got a shot at the featherweight WBA title held by 30-year-old American boxer Freddie Norwood (37-0-1, 22 KOs).
Chacón came in to the fight on a 36-fight win streak with a 72% KO rate, and was fighting after a gap of 5 months and 7 days. Norwood was on a 20-fight win streak with a 57% KO rate, and fighting after a layoff of 3 months and 25 days.
Freddie Norwood defeated Pablo Chacón via unanimous decision and successfully defended his WBA featherweight title. Norwood improves his record to 38-0-1, while Chacón adds a loss to his record at 36-1.
On December 2, 2005, a 30-year-old Pablo Chacón (53-7, 37 KOs) and Julio Cesar Algañaraz met in the ring for the 2nd time, in a super-featherweight bout.
Chacón came in to the fight on a 2-fight win streak with a 61% KO rate, and was fighting after a gap of 2 months and 15 days.
In the rematch, Pablo Chacón defeated Julio Cesar Algañaraz via unanimous decision in the 12-round super-featherweight fight. Chacón improves his record to 54-7
On October 24, 1998, a 23-year-old Pablo Chacón (25-0, 19 KOs) and David Herrera met in the ring in a featherweight bout.
Chacón came in to the fight on a 25-fight win streak with a 76% KO rate, and was fighting after a gap of 1 month and 5 days.
Pablo Chacón stopped David Herrera via KO in the 1st round. Chacón improves his record to 26-0 (20 KOs)
On October 19, 2002, the 27-year-old WBO featherweight world champion, Pablo Chacón (44-2, 31 KOs), faced a 25-year-old Scottish boxer Scott Harrison (17-1-1, 9 KOs), in a title defense fight.
Chacón came in to the fight on a 8-fight win streak with a 67% KO rate, and was fighting after a gap of 1 month and 19 days. Harrison was on a 14-fight win streak with a 47% KO rate, and fighting after a layoff of 4 months and 11 days.
Scott Harrison defeated Pablo Chacón via unanimous decision and wins the WBO title — in his first world-title fight. Harrison improves his record to 18-1-1, while Chacón adds a loss to his record at 44-3.
On January 16, 1998, a 22-year-old Pablo Chacón (17-0, 14 KOs) and Angel Rivas met in the ring in a featherweight bout.
Chacón came in to the fight on a 17-fight win streak with a 82% KO rate, and was fighting after a gap of 2 months and 29 days.
Pablo Chacón stopped Angel Rivas via KO in the 4th round. Chacón improves his record to 18-0 (15 KOs)