On November 23, 2021, a 41-year-old Amnat Ruenroeng (21-5, 6 KOs) and Wanchana Menayothin met in the ring in a super-featherweight bout.
Ruenroeng came in to the fight on a 1-fight losing streak with a 23% KO rate, and was fighting after a gap of 8 months and 27 days.
Amnat Ruenroeng lost to Wanchana Menayothin via unanimous decision in the 10-round super-featherweight fight, and adds an loss to his record at 21-6.
On February 27, 2021, a 41-year-old Amnat Ruenroeng (21-4, 6 KOs) and Arnon Yupang met in the ring in a featherweight bout.
Ruenroeng came in to the fight on a 1-fight win streak with a 24% KO rate, and was fighting after a gap of 3 months and 20 days.
Amnat Ruenroeng lost to Arnon Yupang via unanimous decision in the 10-round featherweight fight, and adds an loss to his record at 21-5.
On August 1, 2020, a 40-year-old Amnat Ruenroeng (20-3, 6 KOs) and a 33-year-old fellow Thai boxer Srisaket Sor Rungvisai (47-5-1, 41 KOs) met in the ring.
Ruenroeng came in to the fight on a 2-fight win streak with a 26% KO rate, and was fighting after a gap of 1 year, 4 months, and 9 days. Rungvisai was on a -1-fight win streak with a 77% KO rate, and fighting after a layoff of 1 year, 3 months, and 6 days.
Srisaket Sor Rungvisai defeated Amnat Ruenroeng via unanimous decision in the 10-round fight. Rungvisai improves his record to 48-5-1, while Ruenroeng adds a loss to his record at 20-4.
On April 21, 2018, a 38-year-old Amnat Ruenroeng (18-2, 6 KOs) and a 26-year-old fellow Thai boxer Nawaphon Kaikanha (40-1-1, 32 KOs) met in the ring in a super-flyweight bout.
Ruenroeng came in to the fight on a 1-fight losing streak with a 30% KO rate, and was fighting after a gap of 5 months. Kaikanha was on a 4-fight win streak with a 76% KO rate, and fighting after a layoff of 3 months and 2 days.
Nawaphon Kaikanha stopped Amnat Ruenroeng via TKO in the 5th round. Kaikanha improves his record to 41-1-1 (33 KOs), while Ruenroeng adds a loss to his record at 18-3.
On November 21, 2017, a 37-year-old Amnat Ruenroeng (18-1, 6 KOs) and Wenfeng Ge met in the ring in a super-flyweight bout.
Ruenroeng came in to the fight on a 1-fight win streak with a 31% KO rate, and was fighting after a gap of 2 months and 26 days.
Amnat Ruenroeng lost to Wenfeng Ge via unanimous decision in the 12-round super-flyweight fight, and adds an loss to his record at 18-2.
On May 25, 2016, Amnat Ruenroeng and John Riel Casimero met again in a rematch.
Ruenroeng came in to the fight on a 17-fight win streak with a 29% KO rate, and was fighting after a gap of 5 months and 18 days. Casimero was on a -1-fight win streak with a 54% KO rate, and fighting after a layoff of 10 months and 28 days.
In the rematch, John Riel Casimero stopped the champion via KO in the 4th round of the 12-round world-title fight, and is crowned the new IBF flyweight champion. Casimero improves his record to 22-3 (14 KOs), while Ruenroeng adds a loss to his record at 17-1.