# Prajanchai P.K.Saenchaimuaythaigym

Nonthasit Phetnamthong (Thai: นนทสิทธิ์ เพชรน้ำทอง; born 16 October 1994), known professionally as Prajanchai P.K.Saenchai Muaythaigym (Thai: พระจันทร์ฉาย พี.เค.แสนชัยมวยไทยยิม) is a Thai professional Muay Thai fighter, kickboxer, and former boxer currently signed to ONE Championship. He is both the reigning ONE Strawweight Muay Thai World Champion and ONE Strawweight Kickboxing World Champion as well as a two-time Lumpinee Stadium champion and three-time Rajadamnern Stadium champion across four divisions.
Prajanchai also won a WBA Asia South Featherweight title. As of August 2024, he is the #8 ranked Bantamweight kickboxer by Beyond Kickboxing, the #7 ranked Flyweight kickboxer by Combat Press, and the #9 ranked P4P and #2 ranked Super Featherweight Muay Thai fighter by Combat Press.

## Boxing career

Prajanchai made his boxing debut on 29 August 2020, when he was scheduled to challenge the reigning WBA Asia South featherweight champion Arnon Yupang. Prajanchai won the fight by split decision, with scores of 96–94, 97–93 and 94–96.
In his second professional boxing bout, held on 31 October 2020, Prajanchai faced the former WBC Light Flyweight champion Kompayak Porpramook. He won the fight by unanimous decision, with all three judges awarding him all ten rounds of the bout.
Prajanchai was scheduled to face Suradech Ruhasiri on 24 April 2021. He won the fight by unanimous decision, once again taking all ten rounds on all the judges' scorecards.

## Titles and accomplishments

Muay Thai
* OneSongchai
** 2012 S-1 Flyweight (112 lbs) Champion
* Rajadamnern Stadium
** 2010 Rajadamnern Stadium Mini Flyweight (105 lbs) Champion
** 2010 Rajadamnern Stadium Mini Flyweight (105 lbs) Champion
** 2012 Rajadamnern Stadium Flyweight (112 lbs) Champion
* Lumpinee Stadium
** 2014 Lumpinee Stadium Bantamweight (118 lbs) Champion
** 2020 Lumpinee Stadium Super Bantamweight (122 lbs) Champion
* ONE Championship
** ONE Strawweight Muay Thai World Champion (current)
*** One successful title defense (second reign)
** 2023 interim ONE Strawweight Muay Thai World Champion
** Performance of the Night (One-time) vs. Sam-A Gaiyanghadao
** ONE Strawweight Kickboxing World Champion
*** (One time, current)
Boxing
* World Boxing Association
** 2020 WBA Asia South Featherweight (126 lbs) Champion

## Professional boxing record

| 3 fights | 3 wins | 0 losses |
| By decision | 3 | 0 |
| No. | Result | Record | Opponent | Method | Round, time | Date | Location | Notes |
| 3 | Win | 3–0 | Suradech Ruhasiri | UD | 10 | 24 April 2021 | Suanlum Night Bazaar, Ratchadaphisek, Bangkok | |
| 2 | Win | 2–0 | Kompayak Porpramook | UD | 10 | 31 October 2020 | Suanlum Night Bazaar, Ratchadaphisek, Bangkok | |
| 1 | Win | 1–0 | Arnon Yupang | SD | 10 | 29 August 2020 | Suanlum Night Bazaar, Ratchadaphisek, Bangkok | Won WBA Asia South featherweight title |

## Muay Thai and Kickboxing record

Muay Thai Record :
| Date | Result | Opponent | Event | Location | Method | Round | Time |
| 2025-02-28 | Win | Ellis Barboza | ONE Fight Night 28 | Bangkok, Thailand | TKO (doctor stoppage) | 4 | 1:55 |
| Defends the ONE Strawweight Muay Thai World Championship. ||||||||
| 2024-06-28 | Win | Jonathan Di Bella | ONE Friday Fights 68 | Bangkok, Thailand | Decision (Unanimous) | 5 | 3:00 |
| Wins the ONE Strawweight Kickboxing World Championship. ||||||||
| 2023-12-22 | Win | Joseph Lasiri | ONE Friday Fights 46 | Bangkok, Thailand | KO (elbow) | 1 | 1:28 |
| Won and unified the ONE Strawweight Muay Thai World Championship. ||||||||
| 2023-09-22 | Win | Akram Hamidi | ONE Friday Fights 34, Lumpinee Stadium | Bangkok, Thailand | Decision (Unanimous) | 3 | 3:00 |
| 2023-06-23 | Win | Sam-A Gaiyanghadao | ONE Friday Fights 22, Lumpinee Stadium | Bangkok, Thailand | KO (Right elbow) | 2 | 2:10 |
| Wins the interim ONE Strawweight Muay Thai World Championship. ||||||||
| 2023-01-20 | Win | Kompetch Sitsarawatsuer | ONE Friday Fights 1, Lumpinee Stadium | Bangkok, Thailand | Decision (Unanimous) | 3 | 5:00 |
| 2022-05-20 | Loss | Joseph Lasiri | ONE 157 | Kallang, Singapore | TKO (Retirement) | 3 | 3:00 |
| Lost the ONE Strawweight Muay Thai World Championship. ||||||||
| 2021-07-30 | Win | Sam-A Gaiyanghadao | ONE Championship: Battleground | Kallang, Singapore | Decision (Majority) | 5 | 3:00 |
| Wins the ONE Strawweight Muay Thai World Championship. ||||||||
| 2021-03-28 | Win | Ronachai Tor.Ramintra | Channel 7 Stadium | Bangkok, Thailand | Decision (Unanimous) | 5 | 3:00 |
| 2020-12-08 | Win | Kompetch Sitsarawatsuer | Lumpinee Birthday Show, Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2020-10-05 | Loss | Kompetch Sitsarawatsuer | R1 UFA, World Siam Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2020-02-11 | Win | Petchsamarn Sor.Samarngarment | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Wins the vacant Lumpinee Stadium Super Bantamweight (122 lbs) title. ||||||||
| 2019-12-06 | Win | Petchsamarn Sor.Samarngarment | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2019-11-02 | Draw | Sprinter Pangkongprab | Maximum Muay Thai Fight | Brazil, São Paulo | Decision | 5 | 3:00 |
| 2018-05-15 | Win | Worawute Baovigym | Lumpinee Stadium | Bangkok, Thailand | KO (Elbow) | 3 | |
| 2018-03-28 | Loss | Chalam Parunchai | WanParunchai + Poonseua Sanjorn | Nakhon Si Thammarat, Thailand | Decision | 5 | 3:00 |
| 2018-01-24 | Win | Morakot Phetsimuen | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-12-15 | Win | Morakot Phetsimuen | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-11-14 | Win | Sprinter Pangkongprab | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-09-05 | Win | Ronachai Tor.Ramintra | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-08-03 | Win | Kiewpayak Jitmuangnon | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-06-07 | Loss | Morakot Phetsimuen | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-03-30 | Win | Puenkon Tor.Surat | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-02-08 | Loss | Puenkon Tor.Surat | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2017-01-12 | Win | Yodmungkol Muangsima | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2016-09-30 | Loss | Sing Parunchai | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2016-07-21 | Win | Sing Parunchai | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2016-05-22 | Loss | Luknimit Singklongsi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2016-04-29 | Loss | Chalam Parunchai | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2016-03-31 | Loss | Luknimit Singklongsi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2016-03-04 | Loss | Chalam Parunchai | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-12-23 | Win | Phetnamngam Aor.Kwanmuang | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-12-06 | Win | Toma | The Battle of Muaythai 10～ The 10th anniversary | Yokohama, Japan | Decision (Unanimous) | 5 | 3:00 |
| 2015-10-14 | Win | Yodmongkol Tor.Laksong | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-09-05 | Win | Yardfar R-Airline | Montri Studio | Thailand | Decision | 5 | 3:00 |
| 2015-08-07 | Win | Phet Sawansangmanja | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-07-02 | Win | Kengkla Por.Pekko | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-05-28 | Win | Chorfah Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-05-07 | Loss | Yodmungkol Muangsima | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-03-30 | Draw | Chorfah Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-02-12 | Win | Luknimit Singklongsi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2015-01-08 | Win | Lamnapong Yuthachonburi | Rajadamnern Stadium | Bangkok, Thailand | KO | 4 | |
| 2014-12-09 | Loss | Panpayak Jitmuangnon | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Lost the Lumpinee Stadium Bantamweight (118 lbs) title. ||||||||
| 2014-10-08 | Loss | Luknimit Singklongsi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2014-09-05 | Win | Panpayak Jitmuangnon | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Wins the Lumpinee Stadium Bantamweight (118 lbs) title. ||||||||
| 2014-08-14 | Win | Chorfah Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2014-07-16 | Win | Maethee Sorjortoipadriw | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2014-05-07 | Win | Pichitchai P.K.Saenchaimuaythaigym | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2014-02-28 | Loss | Mondam Sor.Weerapon | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2014-01-07 | Win | Mondam Sor.Weerapon | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2013-12-03 | Win | Eakmongkol Kaiyanghadaogym | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2013-11-06 | Win | Yodmongkon Muangseema | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2013-07-09 | Win | Wanchalong PK.Saenchai | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2013-06-03 | Loss | Yokpet Sompongmataput | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2013-04-05 | Loss | Sangmanee Sor Tienpo | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2013-02-21 | Win | Dang Sor Ploenchit | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2012-12-24 | Win | Lamnampong Noomjeantawana | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2012-11-09 | Loss | Sangmanee Sor Tienpo | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Lost the Rajadamnern Stadium Flyweight (112 lbs) title. ||||||||
| 2012-10-11 | Win | Densiam Aikbangzai | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Wins the S-1 World Flyweight (112 lbs) title. ||||||||
| 2012-09-12 | Win | Palangpon WatcharachaiGym | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2012-06-26 | Win | Pampun Kiatchongkao | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2012-05-17 | Win | Meethee Kiatpratoom | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Wins the vacant Rajadamnern Stadium Flyweight (112 lbs) title. ||||||||
| 2012-04-19 | Win | Meethee Kiatpratoom | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2012-03-15 | Win | Yardfar R-Airline | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2012-01-26 | Win | Nguern Jitmuangnon | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2011-12-08 | Loss | Meethee Kiatpratoom | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2011-09-08 | Win | Tuan Kor.Kampanart | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2011-08-18 | Loss | Detkart Por.Pongsawang | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| For the Rajadamnern Stadium Light Flyweight (108 lbs) title. ||||||||
| 2011-07-21 | Win | Lomtalay Sitsoung | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2011-06-02 | Win | Detkart Por.Pongsawang | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2011-04-25 | Loss | Detkart Por.Pongsawang | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Loses the Rajadamnern Stadium Mini Flyweight (105 lbs) title. ||||||||
| 2011-02-21 | Win | Tee-Us Kor.Rachada | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Wins the vacant Rajadamnern Stadium Mini Flyweight (105 lbs) title. ||||||||
| 2011-01-20 | Loss | Tee-Us Kor.Rachada | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-12-15 | Win | Yodthongthai Tor.Mahahin | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-11-18 | Win | Sanchai Sitsarawat-G | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-10-21 | Loss | Superbank Mor Ratanabandit | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| For a side-bet of 800,000 baht. ||||||||
| 2010-09-15 | Loss | Superbank Mor Ratanabandit | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Loses the Rajadamnern Stadium Mini Flyweight (105 lbs) title. ||||||||
| 2010-08-19 | Win | Daolookai Kiatpratoom | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-07-15 | Win | Tiankao Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-06-10 | Win | Tiankao Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Wins the vacant Rajadamnern Stadium Light Flyweight (105 lbs) title. ||||||||
| 2010-05-13 | Win | Mondam Sor Weerapol | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-04-06 | Loss | Petpanomrung Kiatmuu9 | Petchyindee Fights, Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-03-11 | Loss | Chaidet Sor.Suriya | Lumpinee Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-02-11 | Win | Yodthongthai Tor.Mahahin | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2010-01-14 | Win | Superbank Mor Ratanabandit | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-12-10 | Loss | Yodthongthai Tor.Mahahin | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-11-05 | Win | Anuwatlek Por.Telakun | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-10-08 | Draw | Anuwatlek Por.Telakun | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-09-17 | Win | Jomyuthjiew Wor.Rungtavee | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-08-27 | Win | Daolookai Kiatpratoom | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-08-06 | Win | Petrajan FA.Group | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-06-18 | Win | Petdam Petnoppakao | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-05-28 | Win | Tiankao Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-05-07 | Loss | Tiankao Tor.Sangtiennoi | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-04-09 | Win | Fahsai Sitsangluanglek | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-02-26 | Win | Fahsai Sitsangluanglek | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-02-05 | Win | Wanmechai Sor.Kongkaderd | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2009-01-08 | Loss | Wanmechai Sor.Kongkaderd | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| 2008-12-18 | Win | Petanun Chor.Tiangtum | Rajadamnern Stadium | Bangkok, Thailand | Decision | 5 | 3:00 |
| Legend: Win Loss Draw/No contest Notes ||||||||