Kwanthai Sithmorseng losses
Over 16 years as a professional, Kwanthai Sithmorseng has compiled a 50-8-1 (27) record, including 21 title fights across four weight classes. He has eight losses, five of them in title fights.
8. Kwanthai Sithmorseng loses to Srisaket Sor Rungvisai via KO
On March 12, 2021 Kwanthai Sithmorseng faced Srisaket Sor Rungvisai in a super flyweight bout. Sithmorseng was 36 years old with a record of 50-7-1, and Rungvisai was 34 with a record of 49-5-1. Sithmorseng was coming off a win and Rungvisai was on a 2-fight winning streak. Rungvisai stopped Sithmorseng via retirement in the 3rd round.
7. Kwanthai Sithmorseng loses to Jayson Mama via KO
On June 9, 2019 Kwanthai Sithmorseng faced Jayson Mama. Sithmorseng was 34 years old with a record of 49-6-1, and Mama was 0 with a record of 0-0. Sithmorseng was coming off a win. Mama stopped Sithmorseng via TKO in the 3rd round.
6. Kwanthai Sithmorseng loses to Wulan Tuolehazi via KO
On May 5, 2018 Kwanthai Sithmorseng faced Wulan Tuolehazi. Sithmorseng was 33 years old with a record of 48-5-1, and Tuolehazi was 0 with a record of 0-0. Sithmorseng was coming off a loss. Tuolehazi stopped Sithmorseng via TKO in the 4th round.
5. Kwanthai Sithmorseng loses to Masahiro Sakamoto via KO
On December 3, 2017 Kwanthai Sithmorseng fought Masahiro Sakamoto for the vacant WBO Asia Pacific flyweight title. Sithmorseng was 33 years old with a record of 48-4-1, and Sakamoto was 0 with a record of 0-0. Sithmorseng was coming off a win. Sakamoto stopped Sithmorseng via KO in the 3rd round. Failed to win the vacant title.
4. Kwanthai Sithmorseng loses to Ryoichi Taguchi via KO
On May 6, 2015 Kwanthai Sithmorseng fought Ryoichi Taguchi for the WBA light flyweight title. Sithmorseng was 30 years old with a record of 47-3-1, and Taguchi was 28 with a record of 21-2-1. Both Sithmorseng and Taguchi were on a 3-fight winning streak. Taguchi stopped Sithmorseng via TKO in the 8th round. Failed to capture the title.
3. Kwanthai Sithmorseng loses to Stamp Kiatniwat via unanimous decision
On August 8, 2014 Kwanthai Sithmorseng fought Stamp Kiatniwat for the vacant interim PABA flyweight title. Sithmorseng was 29 years old with a record of 44-2-1, and Kiatniwat was 0 with a record of 0-0. Sithmorseng was on a 3-fight winning streak. Sithmorseng lost via unanimous decision. Failed to win the vacant title. Went the distance with Kiatniwat.
2. Kwanthai Sithmorseng loses to Kazuto Ioka via KO
On September 11, 2013 Kwanthai Sithmorseng fought Kazuto Ioka for the vacant WBA light flyweight title. Sithmorseng was 28 years old with a record of 41-1-1, and Ioka was 0 with a record of 0-0. Sithmorseng was on a 12-fight winning streak. Ioka stopped Sithmorseng via KO in the 7th round. Failed to win the vacant title.
1. Kwanthai Sithmorseng loses to Muhammad Rachman via KO
On April 19, 2011 Kwanthai Sithmorseng defended his WBA strawweight title against Muhammad Rachman. Sithmorseng was 26 years old with a record of 29-0-1, and Rachman was 0 with a record of 0-0. Sithmorseng was on an undefeated 29-fight winning streak. Rachman stopped Sithmorseng via KO in the 9th round. Lost the title. Lasted into the 9th round.