On February 24, 2024, a 32-year-old Jonas Sultan (19-6, 10 KOs) and a 26-year-old Japanese boxer Riku Masuda (3-1, 3 KOs) met in the ring in a bantamweight bout.
Sultan came in to the fight on a 1-fight win streak with a 40% KO rate, and was fighting after a gap of 5 months and 18 days. Masuda was on a -1-fight win streak with a 75% KO rate, and fighting after a layoff of 5 months and 25 days.
Riku Masuda stopped Jonas Sultan via KO in the 1st round. Masuda improves his record to 4-1 (4 KOs), while Sultan adds a loss to his record at 19-7.
On April 22, 2022, a 30-year-old Jonas Sultan (18-5, 10 KOs) and a 33-year-old English boxer Paul Butler (33-2, 15 KOs) met in the ring in a bantamweight bout.
Sultan came in to the fight on a 3-fight win streak with a 43% KO rate, and was fighting after a gap of 5 months and 23 days. Butler was on a 7-fight win streak with a 42% KO rate, and fighting after a layoff of 9 months and 28 days.
Paul Butler defeated Jonas Sultan via unanimous decision in the 12-round bantamweight fight. Butler improves his record to 34-2, while Sultan adds a loss to his record at 18-6.
On April 28, 2019, a 27-year-old Jonas Sultan (15-4, 8 KOs) and Athenkosi Dumezweni met in the ring in a super-flyweight bout.
Sultan came in to the fight on a 1-fight win streak with a 42% KO rate, and was fighting after a gap of 5 months and 4 days.
Jonas Sultan lost to Athenkosi Dumezweni via unanimous decision in the 12-round super-flyweight fight, and adds an loss to his record at 15-5.
On May 26, 2018, a 26-year-old Jonas Sultan (14-3, 8 KOs) got a shot at the super-flyweight IBF title held by 26-year-old fellow Filipino boxer Jerwin Ancajas (29-1-1, 20 KOs).
Sultan came in to the fight on a 5-fight win streak with a 47% KO rate, and was fighting after a gap of 8 months and 10 days. Ancajas was on a 16-fight win streak with a 64% KO rate, and fighting after a layoff of 3 months and 23 days.
Jerwin Ancajas defeated Jonas Sultan via unanimous decision and successfully defended his IBF super-flyweight title. Ancajas improves his record to 30-1-1, while Sultan adds a loss to his record at 14-4.
On November 15, 2015, a 23-year-old Jonas Sultan (9-2, 4 KOs) and Go Onaga met in the ring.
Sultan came in to the fight on a 5-fight win streak with a 36% KO rate, and was fighting after a gap of 4 months and 4 days.
Jonas Sultan lost to Go Onaga via unanimous decision in the 10-round fight, and adds an loss to his record at 9-3.
On June 28, 2014, a 22-year-old Jonas Sultan (4-1, 1 KO) and Jonathan Francisco met in the ring.
Sultan came in to the fight on a 2-fight win streak with a 20% KO rate, and was fighting after a gap of 5 months and 9 days.
Jonas Sultan lost to Jonathan Francisco via split decision in the 6-round fight, and adds an loss to his record at 4-2.
On July 21, 2013, a 21-year-old Jonas Sultan (2-0, 1 KO) and Rolando Servania met in the ring.
Sultan came in to the fight on a 2-fight win streak with a 50% KO rate, and was fighting after a gap of 1 month and 26 days.
Jonas Sultan lost to Rolando Servania via split decision in the 6-round fight, and adds an loss to his record at 2-1.