The rivalry between Thai boxers in the world champion title. It's been 18 times until now (2022).
| No. | Between | Date | Location | Res. | Notes | |
|---|---|---|---|---|---|---|
| 1 | Chartchai Chionoi vs. Puntip Keosuriya | July 26, 1967 | Indoor Stadium Huamark, Bangkok | Chartchai KO 3rd round | Chionoi defended The Ring & WBC Flyweight titles for the first time.[1] | |
| 2 | Khaosai Galaxy vs. Kongtoranee Payakaroon | January 26, 1988 | Lumpinee Boxing Stadium, Bangkok | Khaosai wins by unanimous decision | Galaxy defended WBA Junior bantamweight title for the 7th time. | |
| 3 | February 14, 1991 | Ayutthaya Province Stadium, Ayutthaya province | Chitalada loses TKO 6th round | Chitalada lost Lineal & WBC Flyweight titles. | ||
| 4 | Muangchai Kittikasem vs. Sot Chitalada | February 28, 1992 | Samutprakarn Crocodile Farm and Zoo, Samut Prakan province | Kittikasem TKO 9th round | Kittikasem defended WBC Flyweight title for the second time. | |
| 5 | Daorung Chuvatana vs. Lakhin CP Gym | May 27, 1995 | Nakhon Si Thammarat Province Stadium, Nakhon Si Thammarat province | Chuvatana defended WBA Bantamweight title for the second time. | ||
| 6 | Daorung Chuvatana vs. Veeraphol Sahaprom | September 17, 1995 | Siam Jusco, Nonthaburi province | Veeraphol wins by split decision | Chuvatana lost WBA Bantamweight title. | |
| 7 | Mongkol Chor Charoen vs. Pornchai Sithpraprom | August 24, 1996 | Fashion Island, Bangkok | Chor Charoen wins by unanimous decision | Chor Charoen defended WBF Mini flyweight title for the first time. | |
| 8 | Pichit Chor Siriwat vs. Hadao CP Gym | March 1, 1998 | Ratchawong Intersection, Chinatown, Bangkok | Chor Siriwat wins by unanimous decision | Chor Siriwat defended WBA Junior flyweight title for the second time. | |
| 9 | Eagle Den Junlaphan vs. Oleydong Sithsamerchai | November 29, 2007 | 11th Infantry Regiment, King's Guard, Bangkok | Junlaphan loses by unanimous decision | Junlaphan lost WBC Minimumweight title.[2] | |
| 10 | Oleydong Sithsamerchai vs. Pornsawan Porpramook | November 27, 2008 | City Hall Ground, Phitsanulok province | Sithsamerchai wins by unanimous decision | Sithsamerchai defended WBC Minimumweight title for the second time.[3] | |
| 11 | Oleydong Sithsamerchai vs. Pornsawan Porpramook | September 3, 2010 | Kat Choeng Doi Market, Chiang Mai province | Sithsamerchai defended WBC Minimumweight title for the 6th time.[4] | ||
| 12 | Pongsaklek Wonjongkam vs. Suriyan Sor Rungvisai | October 8, 2010 | Tambon Nong Hai Administration Organization, Sisaket province | Wonjongkam wins by unanimous decision | Wonjongkam defended Lineal, The Ring & WBC Flyweight titles for the first time in the second period.[5] | |
| 13 | Kwanthai Sithmorseng vs. Pigmy Kokietgym | November 5, 2010 | Phranakhon Rajabhat University, Bangkok | Sithmorseng wins by unanimous decision | The bout for the vacant WBA Minimumweight title.[6] | |
| 14 | Wanheng Menayothin vs. Panya Pradabsri | November 27, 2020 | City Hall Ground, Nakhon Sawan province | Menayothin loses by unanimous decision | Menayothin lost WBC Minimumweight title and suffered first defeat.[7] | |
| 15 | Knockout CP Freshmart vs. Pongsaklek Sithdabnij | October 5, 2021 | Chang Arena, Buriram province | CP Freshmart TKO 3rd round | CP Freshmart defended WBA (Super) Minimumweight title for the 9th time.[8] | |
| 16 | Panya Pradabsri vs. Danai Ngiabphukiaw | November 2, 2021 | City Hall Ground, Nakhon Sawan province | Pradabsri wins by unanimous decision | Pradabsri defended WBC Minimumweight title for the first time.[9] | |
| 17 | Panya Pradabsri vs. Wanheng Menayothin | March 29, 2022 | City Hall Ground, Nakhon Sawan province | Pradabsri wins by unanimous decision | Pradabsri defended WBC Minimumweight title for the second time.[10] | |
| 18 | Knockout CP Freshmart vs. Wanheng Menayothin | July 20, 2022 | City Hall Ground, Chonburi province | CP Freshmart wins by unanimous decision | CP Freshmart defended WBA (Super) Minimumweight title for the 11th time.[11] |