On July 15, 2017, a 34-year-old Robert Guerrero (33-5-1, 18 KOs) and a 27-year-old Omar Figueroa Jr. (26-0-1, 18 KOs) met in the ring.
Guerrero came in to the fight on a 2-fight losing streak with a 46% KO rate, and was fighting after a gap of 10 months and 18 days. Figueroa Jr. was on a 16-fight win streak with a 66% KO rate, and fighting after a layoff of 1 year, 7 months, and 3 days.
Omar Figueroa Jr. stopped Robert Guerrero via TKO in the 3rd round. Figueroa Jr. improves his record to 27-0-1 (19 KOs), while Guerrero adds a loss to his record at 33-6-1.
On August 27, 2016, a 33-year-old Robert Guerrero (33-4-1, 18 KOs) and David Emanuel Peralta met in the ring.
Guerrero came in to the fight on a 1-fight losing streak with a 47% KO rate, and was fighting after a gap of 7 months and 4 days.
Robert Guerrero lost to David Emanuel Peralta via split decision in the 12-round fight, and adds an loss to his record at 33-5-1.
On January 23, 2016, 32-year-old Robert Guerrero (33-3-1, 18 KOs) and 27-year-old Danny García (31-0, 18 KOs) fought for the vacant WBC welterweight title.
Guerrero came in to the fight on a 1-fight win streak with a 48% KO rate, and was fighting after a gap of 7 months and 17 days. Garcia was on a 31-fight win streak with a 58% KO rate, and fighting after a layoff of 5 months and 22 days.
Danny Garcia defeated Robert Guerrero via unanimous decision . Garcia improves his record to 32-0, while Guerrero adds a loss to his record at 33-4-1.
On March 7, 2015, a 31-year-old Robert Guerrero (32-2-1, 18 KOs) got a shot at the welterweight WBA title held by 26-year-old Keith Thurman (24-0, 21 KOs).
Guerrero came in to the fight on a 1-fight win streak with a 51% KO rate, and was fighting after a gap of 8 months and 14 days. Thurman was on a 24-fight win streak with a 87% KO rate, and fighting after a layoff of 2 months and 22 days.
Keith Thurman defeated Robert Guerrero via unanimous decision and successfully defended his WBA (Regular) welterweight title — in his first world-title fight. Thurman improves his record to 25-0, while Guerrero adds a loss to his record at 32-3-1.
On May 4, 2013, a 30-year-old Robert Guerrero (31-1-1, 18 KOs) got a shot at the welterweight WBC title held by 36-year-old Floyd Mayweather Jr. (43-0, 26 KOs).
Guerrero came in to the fight on a 15-fight win streak with a 54% KO rate, and was fighting after a gap of 5 months and 10 days. Mayweather Jr. was on a 43-fight win streak with a 60% KO rate, and fighting after a layoff of 11 months and 29 days.
Floyd Mayweather Jr. defeated Robert Guerrero via unanimous decision and successfully defended his WBC welterweight title. Mayweather Jr. improves his record to 44-0, while Guerrero adds a loss to his record at 31-2-1.
On December 2, 2005, a 22-year-old Robert Guerrero (16-0-1, 9 KOs) and Gamaliel Díaz met in the ring in a featherweight bout.
Guerrero came in to the fight on a 5-fight win streak with a 52% KO rate, and was fighting after a gap of 2 months and 16 days.
Robert Guerrero lost to Gamaliel Díaz via split decision in the 12-round featherweight fight, and adds an loss to his record at 16-1-1.