On October 5, 2021, the 31-year-old WBA (Super) strawweight world champion, Thammanoon Niyomtrong (21-0, 7 KOs), faced Pongsaklek Sithdabnij, in a title defense fight.
Niyomtrong came in to the fight on a 21-fight win streak with a 33% KO rate, and was fighting after a gap of 1 year, 7 months, and 2 days.
Thammanoon Niyomtrong made easy work of Pongsaklek Sithdabnij, stopping the challenger via TKO in the 3rd. Niyomtrong improves his record to 22-0 (8 KOs)
On December 14, 2021, the 31-year-old WBA (Super) strawweight world champion, Thammanoon Niyomtrong (22-0, 8 KOs), faced Robert Paradero, in a title defense fight.
Niyomtrong came in to the fight on a 22-fight win streak with a 36% KO rate, and was fighting after a gap of 2 months and 9 days.
Thammanoon Niyomtrong stopped Robert Paradero via TKO in the 5th round of the 12-round world-title fight, and successfully defended his WBA (Super) strawweight title. Niyomtrong improves his record to 23-0 (9 KOs)
On March 1, 2017, the 26-year-old WBA strawweight world champion, Thammanoon Niyomtrong (14-0, 6 KOs), faced Go Odaira, in a title defense fight.
Niyomtrong came in to the fight on a 14-fight win streak with a 42% KO rate, and was fighting after a gap of 2 months and 15 days.
Thammanoon Niyomtrong stopped Go Odaira via TKO in the 5th round of the 12-round world-title fight, and successfully defended his WBA strawweight title. Niyomtrong improves his record to 15-0 (7 KOs)
On July 2, 2015, a 24-year-old Thammanoon Niyomtrong (10-0, 5 KOs) and Alexis Díaz met in the ring in a strawweight bout.
Niyomtrong came in to the fight on a 10-fight win streak with a 50% KO rate, and was fighting after a gap of 3 months and 27 days.
Thammanoon Niyomtrong stopped Alexis Díaz via TKO in the 4th round. Niyomtrong improves his record to 11-0 (6 KOs)
On July 20, 2022, the 31-year-old WBA (Super) strawweight world champion, Thammanoon Niyomtrong (23-0, 9 KOs), faced a 36-year-old fellow Thai boxer Wanheng Menayothin (55-2, 19 KOs), in a title defense fight.
Niyomtrong came in to the fight on a 23-fight win streak with a 39% KO rate, and was fighting after a gap of 7 months and 6 days. Menayothin was on a -1-fight win streak with a 33% KO rate, and fighting after a layoff of 1 month and 26 days.
Thammanoon Niyomtrong defeated Wanheng Menayothin via unanimous decision and successfully defended his WBA (Super) strawweight title. Niyomtrong improves his record to 24-0, while Menayothin adds a loss to his record at 55-3.
On March 6, 2018, the 27-year-old WBA strawweight world champion, Thammanoon Niyomtrong (16-0, 7 KOs), faced a 22-year-old Filipino boxer Toto Landero (10-1-2, 2 KOs), in a title defense fight.
Niyomtrong came in to the fight on a 16-fight win streak with a 43% KO rate, and was fighting after a gap of 7 months and 19 days. Landero was on a 2-fight win streak with a 15% KO rate, and fighting after a layoff of 5 months.
Thammanoon Niyomtrong defeated Toto Landero via unanimous decision and successfully defended his WBA strawweight title. Niyomtrong improves his record to 17-0, while Landero adds a loss to his record at 10-2-2.
On November 29, 2018, Thammanoon Niyomtrong and Byron Rojas met again in a rematch.
Niyomtrong came in to the fight on a 18-fight win streak with a 38% KO rate, and was fighting after a gap of 4 months and 2 days.
Thammanoon Niyomtrong defeated Byron Rojas via unanimous decision in the rematch and successfully defended his WBA strawweight title. Niyomtrong improves his record to 19-0
On July 27, 2018, the 27-year-old WBA strawweight world champion, Thammanoon Niyomtrong (17-0, 7 KOs), faced Xiong Chaozhong, in a title defense fight.
Niyomtrong came in to the fight on a 17-fight win streak with a 41% KO rate, and was fighting after a gap of 4 months and 21 days.
Thammanoon Niyomtrong defeated Xiong Chaozhong via unanimous decision and successfully defended his WBA strawweight title. Niyomtrong improves his record to 18-0
On July 15, 2017, the 26-year-old WBA strawweight world champion, Thammanoon Niyomtrong (15-0, 7 KOs), faced Rey Loreto, in a title defense fight.
Niyomtrong came in to the fight on a 15-fight win streak with a 46% KO rate, and was fighting after a gap of 4 months and 14 days.
Thammanoon Niyomtrong defeated Rey Loreto via unanimous decision and successfully defended his WBA strawweight title. Niyomtrong improves his record to 16-0
On June 29, 2016, a 25-year-old Thammanoon Niyomtrong (12-0, 6 KOs) got a shot at the WBA strawweight title held by Byron Rojas.
Niyomtrong came in to the fight on a 12-fight win streak with a 50% KO rate, and was fighting after a gap of 4 months and 25 days.
Thammanoon Niyomtrong defeated Byron Rojas via unanimous decision and wins the WBA title — in his first world-title fight. Niyomtrong improves his record to 13-0