| Prajanchai P.K.Saenchai Muaythaigym | |
| Birth Name: | Nonthasit Phetnamthong |
| Birth Date: | 16 October 1994 |
| Birth Place: | Bangkok, Thailand |
| Native Name: | นนทสิทธิ์ เพชรน้ำทอง |
| Native Name Lang: | th |
| Other Names: | Prajanchai Por.Phetnamtong Prajanchai Klongsuanpluresort |
| Nickname: | ??? (???) |
| Height: | 165 cm |
| Reach: | 168 cm |
| Style: | Muay Thai (Muay Femur) Boxing |
| Stance: | Orthodox |
| Fighting Out Of: | Bangkok, Thailand |
| Team: | P.K.Saenchai Muay Thai Gym |
| Years Active: | 1999-present |
| Kickbox Win: | 340 |
| Kickbox Loss: | 52 |
| Kickbox Draw: | 3 |
| Box Win: | 3 |
| Boxrec: | 910237 |
Nonthasit Phetnamthong (th|นนทสิทธิ์ เพชรน้ำทอง; born 16 October 1994), known professionally as Prajanchai P.K.Saenchai Muaythaigym (th|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.
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.[1]
In his second professional boxing bout, held on 31 October 2020, Prajanchai faced the former WBC Light Flyweight champion Kompayak Porpramook.[2] He won the fight by unanimous decision, with all three judges awarding him all ten rounds of the bout.[3]
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.[4]
Muay Thai
Boxing
| Result | Record | Opponent | Method | Round, time | Date | Location | Notes | |
|---|---|---|---|---|---|---|---|---|
| 3 | Win | 3–0 |  Suradech Ruhasiri | 10 | 24 April 2021 | Suanlum Night Bazaar, Ratchadaphisek, Bangkok | ||
| 2 | Win | 2–0 | 10 | 31 October 2020 | Suanlum Night Bazaar, Ratchadaphisek, Bangkok | |||
| 1 | Win | 1–0 | Arnon Yupang | 10 | 29 August 2020 | Suanlum Night Bazaar, Ratchadaphisek, Bangkok | Muay Thai and Kickboxing record | |
| 2024-06-28 | Win | Bangkok, Thailand | Decision (Unanimous) | 5 | 3:00 | |||
| style=background:white colspan=9 | ||||||||
| 2023-12-22 | Win | KO (elbow) | 1 | 1:28 | ||||
| style=background:white colspan=9 | ||||||||
| 2023-09-22 | Win | Decision (Unanimous) | 3 | 3:00 | ||||
| 2023-06-23 | Win | KO (Right elbow) | 2 | 2:10 | ||||
| style=background:white colspan=9 | ||||||||
| 2023-01-20 | Win | Decision (Unanimous) | 3 | 5:00 | ||||
| 2022-05-20 | Loss | TKO (Retirement) | 3 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2021-07-30 | Win | Decision (Majority) | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2021-03-28 | Win | Channel 7 Stadium | Decision (Unanimous) | 5 | 3:00 | |||
| 2020-12-08 | Win | Decision | 5 | 3:00 | ||||
| 2020-10-05 | Loss | R1 UFA, World Siam Stadium | Decision | 5 | 3:00 | |||
| 2020-02-11 | Win | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2019-12-06 | Win | Petchsamarn Sor.Samarngarment[8] | Decision | 5 | 3:00 | |||
| 2019-11-02 | Draw | Sprinter Pangkongprab | Maximum Muay Thai Fight | Decision | 5 | 3:00 | ||
| 2018-05-15 | Win | Worawute Baovigym | KO (Elbow) | 3 | ||||
| 2018-03-28 | Loss | WanParunchai + Poonseua Sanjorn | Decision | 5 | 3:00 | |||
| 2018-01-24 | Win | Morakot Phetsimuen | Decision | 5 | 3:00 | |||
| 2017-12-15 | Win | Morakot Phetsimuen | Decision | 5 | 3:00 | |||
| 2017-11-14 | Win | Sprinter Pangkongprab | Decision | 5 | 3:00 | |||
| 2017-09-05 | Win | Decision | 5 | 3:00 | ||||
| 2017-08-03 | Win | Decision | 5 | 3:00 | ||||
| 2017-06-07 | Loss | Morakot Phetsimuen | Decision | 5 | 3:00 | |||
| 2017-03-30 | Win | Decision | 5 | 3:00 | ||||
| 2017-02-08 | Loss | Decision | 5 | 3:00 | ||||
| 2017-01-12 | Win | Yodmungkol Muangsima | Decision | 5 | 3:00 | |||
| 2016-09-30 | Loss | Decision | 5 | 3:00 | ||||
| 2016-07-21 | Win | Decision | 5 | 3:00 | ||||
| 2016-05-22 | Loss | Luknimit Singklongsi | Decision | 5 | 3:00 | |||
| 2016-04-29 | Loss | Decision | 5 | 3:00 | ||||
| 2016-03-31 | Loss | Luknimit Singklongsi | Decision | 5 | 3:00 | |||
| 2016-03-04 | Loss | Decision | 5 | 3:00 | ||||
| 2015-12-23 | Win | Phetnamngam Aor.Kwanmuang | Decision | 5 | 3:00 | |||
| 2015-12-06 | Win |  Toma | The Battle of Muaythai 10～ The 10th anniversary | Decision (Unanimous) | 5 | 3:00 | ||
| 2015-10-14 | Win | Yodmongkol Tor.Laksong | Decision | 5 | 3:00 | |||
| 2015-09-05 | Win | Yardfar R-Airline | Montri Studio | Decision | 5 | 3:00 | ||
| 2015-08-07 | Win | Phet Sawansangmanja | Decision | 5 | 3:00 | |||
| 2015-07-02 | Win | Decision | 5 | 3:00 | ||||
| 2015-05-28 | Win | Decision | 5 | 3:00 | ||||
| 2015-05-07 | Loss | Yodmungkol Muangsima | Decision | 5 | 3:00 | |||
| 2015-03-30 | Draw | Decision | 5 | 3:00 | ||||
| 2015-02-12 | Win | Luknimit Singklongsi | Decision | 5 | 3:00 | |||
| 2015-01-08 | Win | Lamnapong Yuthachonburi | KO | 4 | ||||
| 2014-12-09 | Loss | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2014-10-08 | Loss | Luknimit Singklongsi | Decision | 5 | 3:00 | |||
| 2014-09-05 | Win | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2014-08-14 | Win | Decision | 5 | 3:00 | ||||
| 2014-07-16 | Win | Maethee Sorjortoipadriw | Decision | 5 | 3:00 | |||
| 2014-05-07 | Win | Pichitchai P.K.Saenchaimuaythaigym | Decision | 5 | 3:00 | |||
| 2014-02-28 | Loss | Mondam Sor Weerapol | Decision | 5 | 3:00 | |||
| 2014-01-07 | Win | Mondam Sor Weerapol | Decision | 5 | 3:00 | |||
| 2013-12-03 | Win | Eakmongkol Kaiyanghadaogym | Decision | 5 | 3:00 | |||
| 2013-11-06 | Win | Yodmongkon Muangseema | Decision | 5 | 3:00 | |||
| 2013-07-09 | Win | Decision | 5 | 3:00 | ||||
| 2013-06-03 | Loss | Yokpet Sompongmataput | Decision | 5 | 3:00 | |||
| 2013-04-05 | Loss | Decision | 5 | 3:00 | ||||
| 2013-02-21 | Win | Dang Sor Ploenchit | Decision | 5 | 3:00 | |||
| 2012-12-24 | Win | Lamnampong Noomjeantawana | Decision | 5 | 3:00 | |||
| 2012-11-09 | Loss | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | [9] | |||||||
| 2012-10-11 | Win | Densiam Aikbangzai | Decision | 5 | 3:00 | |||
| style=background:white colspan=9 | ||||||||
| 2012-09-12 | Win | Decision | 5 | 3:00 | ||||
| 2012-06-26 | Win | Pampun Kiatchongkao | Decision | 5 | 3:00 | |||
| 2012-05-17 | Win | Meethee Kiatpratoom | Decision | 5 | 3:00 | |||
| style=background:white colspan=9 | ||||||||
| 2012-04-19 | Win | Meethee Kiatpratoom | Decision | 5 | 3:00 | |||
| 2012-03-15 | Win | Yardfar R-Airline | Decision | 5 | 3:00 | |||
| 2012-01-26 | Win | Nguern Jitmuangnon | Decision | 5 | 3:00 | |||
| 2011-12-08 | Loss | Meethee Kiatpratoom | Decision | 5 | 3:00 | |||
| 2011-09-08 | Win | Tuan Kor.Kampanart | Decision | 5 | 3:00 | |||
| 2011-08-18 | Loss | Detkart Por.Pongsawang | Decision | 5 | 3:00 | |||
| style=background:white colspan=9 | ||||||||
| 2011-07-21 | Win | Lomtalay Sitsoung | Decision | 5 | 3:00 | |||
| 2011-06-02 | Win | Detkart Por.Pongsawang | Decision | 5 | 3:00 | |||
| 2011-04-25 | Loss | Detkart Por.Pongsawang | Decision | 5 | 3:00 | |||
| style=background:white colspan=9 | ||||||||
| 2011-02-21 | Win | Tee-Us Kor.Rachada | Decision | 5 | 3:00 | |||
| style=background:white colspan=9 | ||||||||
| 2011-01-20 | Loss | Tee-Us Kor.Rachada | Decision | 5 | 3:00 | |||
| 2010-12-15 | Win | Yodthongthai Tor.Mahahin | Decision | 5 | 3:00 | |||
| 2010-11-18 | Win | Sanchai Sitsarawat-G | Decision | 5 | 3:00 | |||
| 2010-10-21 | Loss | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2010-09-15 | Loss | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2010-08-19 | Win | Daolookai Kiatpratoom | Decision | 5 | 3:00 | |||
| 2010-07-15 | Win | Decision | 5 | 3:00 | ||||
| 2010-06-10 | Win | Decision | 5 | 3:00 | ||||
| style=background:white colspan=9 | ||||||||
| 2010-05-13 | Win | Mondam Sor Weerapol | Decision | 5 | 3:00 | |||
| 2010-04-06 | Loss | Decision | 5 | 3:00 | ||||
| 2010-03-11 | Loss | Chaidet Sor.Suriya | Decision | 5 | 3:00 | |||
| 2010-02-11 | Win | Yodthongthai Tor.Mahahin | Decision | 5 | 3:00 | |||
| 2010-01-14 | Win | Decision | 5 | 3:00 | ||||
| 2009-12-10 | Loss | Yodthongthai Tor.Mahahin | Decision | 5 | 3:00 | |||
| 2009-11-05 | Win | Anuwatlek Por.Telakun | Decision | 5 | 3:00 | |||
| 2009-10-08 | Draw | Anuwatlek Por.Telakun | Decision | 5 | 3:00 | |||
| 2009-09-17 | Win | Jomyuthjiew Wor.Rungtavee | Decision | 5 | 3:00 | |||
| 2009-08-27 | Win | Daolookai Kiatpratoom | Decision | 5 | 3:00 | |||
| 2009-08-06 | Win | Petrajan FA.Group | Decision | 5 | 3:00 | |||
| 2009-06-18 | Win | Petdam Petnoppakao | Decision | 5 | 3:00 | |||
| 2009-05-28 | Win | Tiankao Tor.Sangtiennoi | Decision | 5 | 3:00 | |||
| 2009-05-07 | Loss | Tiankao Tor.Sangtiennoi | Decision | 5 | 3:00 | |||
| 2009-04-09 | Win | Fahsai Sitsangluanglek | Decision | 5 | 3:00 | |||
| 2009-02-26 | Win | Fahsai Sitsangluanglek | Decision | 5 | 3:00 | |||
| 2009-02-05 | Win | Wanmechai Sor.Kongkaderd | Decision | 5 | 3:00 | |||
| 2009-01-08 | Loss | Wanmechai Sor.Kongkaderd | Decision | 5 | 3:00 | |||
| 2008-12-18 | Win | Petanun Chor.Tiangtum | Decision | 5 | 3:00 | |||
Legend: References | ||||||||