On February 27, 2021, a 24-year-old Rene Mark Cuarto (18-2-2, 11 KOs) got a shot at the IBF strawweight title held by 24-year-old fellow Filipino boxer Pedro Taduran (14-2-1, 11 KOs).
Cuarto came in to the fight on a 1-fight win streak with a 50% KO rate, and was fighting after a gap of 1 year, 2 months, and 12 days. Taduran was on a 0-fight win streak with a 64% KO rate, and fighting after a layoff of 1 year and 26 days.
Rene Mark Cuarto defeated Pedro Taduran via unanimous decision and wins the IBF title — in his first world-title fight. Cuarto improves his record to 19-2-2, while Taduran adds a loss to his record at 14-3-1.
On March 18, 2017, a 20-year-old Rene Mark Cuarto (9-1-1, 4 KOs) and Jerald Paclar met in the ring for the 3rd time,.
Cuarto came in to the fight after a draw in his last fight with a 36% KO rate, and was fighting after a gap of 3 months and 1 day.
In the rematch, Rene Mark Cuarto stopped Jerald Paclar via KO in the 7th round. Cuarto improves his record to 10-1-1 (5 KOs)
On April 5, 2015, an 18-year-old Rene Mark Cuarto (3-1, 1 KO) and Nestor Languido met in the ring.
Cuarto came in to the fight on a 1-fight losing streak with a 25% KO rate, and was fighting after a gap of 2 months and 5 days.
Rene Mark Cuarto stopped Nestor Languido via TKO in the 1st round. Cuarto improves his record to 4-1 (2 KOs)
On December 23, 2022, a 26-year-old Rene Mark Cuarto (20-3-2, 11 KOs) and Dexter Alimento met in the ring.
Cuarto came in to the fight on a 1-fight losing streak with a 44% KO rate, and was fighting after a gap of 5 months and 22 days.
Rene Mark Cuarto stopped Dexter Alimento via KO in the 2nd round. Cuarto improves his record to 21-3-2 (12 KOs)
On February 6, 2022, Rene Mark Cuarto and Pedro Taduran met again in an immediate rematch.
Cuarto came in to the fight on a 2-fight win streak with a 47% KO rate, and was fighting after a gap of 11 months and 10 days. Taduran was on a -1-fight win streak with a 61% KO rate, and fighting after a layoff of 11 months and 10 days.
Rene Mark Cuarto defeated Pedro Taduran via technical decision in the rematch and successfully defended his IBF strawweight title. Cuarto improves his record to 20-2-2, while Taduran adds a loss to his record at 14-4-1.
On August 23, 2014, an 18-year-old Rene Mark Cuarto (1-0, 0 KOs) and Gilbert Torres met in the ring.
Cuarto came in to the fight on a 1-fight win streak with a 0% KO rate, and was fighting after a gap of 1 month and 26 days.
Rene Mark Cuarto stopped Gilbert Torres via TKO in the 1st round. Cuarto improves his record to 2-0 (1 KO)
On June 28, 2019, a 22-year-old Rene Mark Cuarto (16-2-1, 9 KOs) and Mike Kinaadman met in the ring.
Cuarto came in to the fight on a 1-fight losing streak with a 47% KO rate, and was fighting after a gap of 3 months and 5 days.
Rene Mark Cuarto stopped Mike Kinaadman via TKO in the 3rd round. Cuarto improves his record to 17-2-1 (10 KOs)
On March 25, 2018, a 21-year-old Rene Mark Cuarto (14-1-1, 8 KOs) and Rodel Tejares met in the ring.
Cuarto came in to the fight on a 5-fight win streak with a 50% KO rate, and was fighting after a gap of 3 months and 8 days.
Rene Mark Cuarto stopped Rodel Tejares via KO in the 3rd round. Cuarto improves his record to 15-1-1 (9 KOs)
On September 29, 2017, a 21-year-old Rene Mark Cuarto (12-1-1, 7 KOs) and Guangxiong Li met in the ring.
Cuarto came in to the fight on a 3-fight win streak with a 50% KO rate, and was fighting after a gap of 2 months and 5 days.
Rene Mark Cuarto stopped Guangxiong Li via KO in the 3rd round. Cuarto improves his record to 13-1-1 (8 KOs)
On July 1, 2022, the 25-year-old IBF strawweight world champion, Rene Mark Cuarto (20-2-2, 11 KOs), faced a 28-year-old Mexican boxer Daniel Valladares (25-3-1, 15 KOs), in a title defense fight.
Cuarto came in to the fight on a 3-fight win streak with a 45% KO rate, and was fighting after a gap of 4 months and 25 days. Valladares was on a 3-fight win streak with a 51% KO rate, and fighting after a layoff of 10 months and 3 days.
Daniel Valladares defeated Rene Mark Cuarto via split decision and wins the IBF title — in his first world-title fight. Valladares improves his record to 26-3-1, while Cuarto adds a loss to his record at 20-3-2.