On February 26, 2022, a 41-year-old Guillermo Rigondeaux (20-2, 13 KOs) and a 24-year-old Filipino boxer Vincent Astrolabio (16-3, 12 KOs) met in the ring in a bantamweight bout.
Rigondeaux came in to the fight on a 1-fight losing streak with a 59% KO rate, and was fighting after a gap of 6 months and 12 days. Astrolabio was on a 4-fight win streak with a 63% KO rate, and fighting after a layoff of 11 months and 30 days.
Vincent Astrolabio defeated Guillermo Rigondeaux via unanimous decision in the 12-round bantamweight fight. Astrolabio improves his record to 17-3, while Rigondeaux adds a loss to his record at 20-3.
On August 14, 2021, a 40-year-old Guillermo Rigondeaux (20-1, 13 KOs) got a shot at the bantamweight WBO title held by 32-year-old Filipino boxer John Riel Casimero (30-4, 21 KOs).
Rigondeaux came in to the fight on a 3-fight win streak with a 61% KO rate, and was fighting after a gap of 1 year, 6 months, and 6 days. Casimero was on a 6-fight win streak with a 61% KO rate, and fighting after a layoff of 10 months and 19 days.
John Riel Casimero defeated Guillermo Rigondeaux via split decision and successfully defended his WBO bantamweight title. Casimero improves his record to 31-4, while Rigondeaux adds a loss to his record at 20-2.
On December 9, 2017, a 37-year-old Guillermo Rigondeaux (17-0, 11 KOs) got a shot at the super-featherweight WBO title held by 29-year-old Ukrainian boxer Vasyl Lomachenko (9-1, 7 KOs).
Rigondeaux came in to the fight on a 17-fight win streak with a 64% KO rate, and was fighting after a gap of 5 months and 22 days. Lomachenko was on a 8-fight win streak with a 70% KO rate, and fighting after a layoff of 4 months and 4 days.
The challenger refused to continue the fight in the 6th round, and Vasyl Lomachenko is crowned the new super-featherweight world champion. Lomachenko improves his record to 10-1 (8 KOs), while Rigondeaux adds a loss to his record at 17-1.