On June 24, 2016, a 25-year-old Sirichai Thaiyen (40-3, 26 KOs) and Ical Tobida met in the ring in a flyweight bout.
Thaiyen came in to the fight on a 6-fight win streak with a 60% KO rate, and was fighting after a gap of 28 days.
Sirichai Thaiyen stopped Ical Tobida via TKO in the 3rd round. Thaiyen improves his record to 41-3 (27 KOs)
On August 26, 2011, a 20-year-old Sirichai Thaiyen (16-2, 9 KOs) and Sheng Peng met in the ring in a light-flyweight bout.
Thaiyen came in to the fight on a 10-fight win streak with a 50% KO rate, and was fighting after a gap of 28 days.
Sirichai Thaiyen stopped Sheng Peng via TKO in the 3rd round. Thaiyen improves his record to 17-2 (10 KOs)
On September 7, 2022, a 31-year-old Sirichai Thaiyen (63-4, 42 KOs) and a 37-year-old fellow Thai boxer Wittawas Basapean (38-17-1, 14 KOs) met in the ring for the 2nd time, in a super-flyweight bout.
Thaiyen came in to the fight on a 13-fight win streak with a 62% KO rate, and was fighting after a gap of 2 months and 10 days. Basapean was on a 2-fight win streak with a 25% KO rate, and fighting after a layoff of 2 months and 10 days.
In the rematch, Sirichai Thaiyen defeated Wittawas Basapean via unanimous decision in the 10-round super-flyweight fight. Thaiyen improves his record to 64-4, while Basapean adds a loss to his record at 38-18-1.
On November 27, 2015, a 24-year-old Sirichai Thaiyen (36-3, 22 KOs) and Iwan Key met in the ring in a flyweight bout.
Thaiyen came in to the fight on a 2-fight win streak with a 56% KO rate, and was fighting after a gap of 1 month and 19 days.
Sirichai Thaiyen stopped Iwan Key via TKO in the 5th round. Thaiyen improves his record to 37-3 (23 KOs)
On September 5, 2012, a 21-year-old Sirichai Thaiyen (23-2, 13 KOs) and Asad Asif Khan met in the ring in a light-flyweight bout.
Thaiyen came in to the fight on a 17-fight win streak with a 52% KO rate, and was fighting after a gap of 1 month and 9 days.
Sirichai Thaiyen stopped Asad Asif Khan via KO in the 4th round. Thaiyen improves his record to 24-2 (14 KOs)
On March 8, 2022, a 31-year-old Sirichai Thaiyen (61-4, 41 KOs) and a 37-year-old fellow Thai boxer Wittawas Basapean (36-16-1, 12 KOs) met in the ring in a super-flyweight bout.
Thaiyen came in to the fight on a 11-fight win streak with a 63% KO rate, and was fighting after a gap of 2 months and 22 days. Basapean was on a 2-fight win streak with a 22% KO rate, and fighting after a layoff of 2 months and 8 days.
Sirichai Thaiyen defeated Wittawas Basapean via unanimous decision in the 10-round super-flyweight fight. Thaiyen improves his record to 62-4, while Basapean adds a loss to his record at 36-17-1.
On March 25, 2016, a 25-year-old Sirichai Thaiyen (38-3, 24 KOs) and Samuel Tehuayo met in the ring for the 3rd time, in a flyweight bout.
Thaiyen came in to the fight on a 4-fight win streak with a 58% KO rate, and was fighting after a gap of 1 month and 21 days.
In the rematch, Sirichai Thaiyen stopped Samuel Tehuayo via KO in the 8th round. Thaiyen improves his record to 39-3 (25 KOs)
On September 30, 2016, a 25-year-old Sirichai Thaiyen (41-3, 27 KOs) and Domi Nenokeba met in the ring in a flyweight bout.
Thaiyen came in to the fight on a 7-fight win streak with a 61% KO rate, and was fighting after a gap of 3 months and 6 days.
Sirichai Thaiyen stopped Domi Nenokeba via RTD in the 8th round. Thaiyen improves his record to 42-3 (28 KOs)
On November 12, 2012, a 21-year-old Sirichai Thaiyen (24-2, 14 KOs) and Samuel Tehuayo met in the ring in a light-flyweight bout.
Thaiyen came in to the fight on a 18-fight win streak with a 53% KO rate, and was fighting after a gap of 2 months and 7 days.
Sirichai Thaiyen stopped Samuel Tehuayo via TKO in the 6th round. Thaiyen improves his record to 25-2 (15 KOs)
On March 22, 2023, a 32-year-old Sirichai Thaiyen (64-4, 42 KOs) and Woravit Pinpradab met in the ring.
Thaiyen came in to the fight on a 14-fight win streak with a 61% KO rate, and was fighting after a gap of 6 months and 15 days.
Sirichai Thaiyen stopped Woravit Pinpradab via TKO in the 1st round. Thaiyen improves his record to 65-4 (43 KOs)