Luknimit Singklongsi () is a Thai Muay Thai fighter.

Biography and career Luknimit started Muay Thai at only 6 years old, inspired by his oldest brother who was already well-known at the time.

Born into the Popiam family, he has four brothers, all of whom were accomplished boxers. His oldest brother, Charnsak Singklongsi was a Lumpinee Stadium Champion at 108 lbs and beat Saenchai multiple times. Another brother, Taweesak Singklongsi was a Lumpinee Stadium Champion and S1 World Champion at 108 lbs. Taweesak's twin, Taweeporn was a boxing Champion of Hong Kong. Luknimit's youngest brother, Kotchasarn Singklongsi had a notable knockout win over Namsaknoi Yudthagarngamtorn and twice fought for the Lumpinee Stadium title against Attachai Fairtex and Singsarawat 13Coins. Kotchasarn died at 23 years old in a motorcycle accident.

Luknimit started his career at the Lukprabat camp in Saraburi Province, but soon moved to the Singklongsi Gym with his brothers in his home province of Lopburi where he has stayed for over 20 years.

Luknimit has been ranked n°1 at both Rajadamnern Stadium and Lumpinee Stadium multiple times in his long career.

At his best, he has beaten Wanheng Menayothin, Norasing Lukbanyai, Thongchai Tor.Silachai, Kaimukkao Por.Thairongruangkamai, Kaonar P.K.Saenchaimuaythaigym, Thanonchai Thanakorngym, Superbank Mor.Ratanabandit, Thaksinlek Kiatniwat, Chorfah Tor.Sangtiennoi, Prajanchai P.K.Saenchaimuaythaigym, and Suakim P.K.Saenchaimuaythaigym.

Titles and accomplishments

Rajadamnern Stadium 2006 Rajadamnern Stadium 108 lbs Champion

World Muaythai Council 2007 WMC 108 lbs World Champion

Onesongchai promotion 2022 S-1 Junior Lightweight Champion 2024 S-1 Super Lightweight Champion

Jitmuangnon promotion 2025 Jitmuangnon Super Featherweight Champion

Fight record

|- style="background:#fbb;" |2026-09-04 |Loss |align="left" | Petchsongkom Sitcharoensap |Petchyindee, Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2026-07-25 |Win |align="left" | Promrob AjarnWatMuayThai |Palangpaendin + Jitmuangnon |Nonthaburi province, Thailand |Decision |5 |3:00 |- ! colspan="9" style="background:white" |

|- style="background:#fbb;" |2026-06-26 |Loss |align="left" | Petchsongkom Sitcharoensap |Jitmuangnon, Jitmuangnon Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2026-04-15 |Loss |align="left" | Silangern LannaWaterSide |Palangmai, Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2026-02-27 |Win |align="left" | Wuttidet Tded99 |Jitmuangnon, Or.Tor.Gor.3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2026-02-05 |Win |align="left" | Petchsongkhom Sitjaroensap |Petchyindee, Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2025-11-08 |Win |align="left" | BankThai Sitsangprab |Jitmuangnon, Or.Tor.Gor.3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2025-10-11 |Win |align="left" | Yodwittaya SorTor.HiewBangSaen |Sinlapa Muay Thai Lopburi + Jitmuangnon |Lopburi province, Thailand |Decision |5 |3:00 |- ! colspan="9" style="background:white" |

|- style="background:#fbb;" |2025-09-28 |Loss |align="left" | Takuma Ota |NJKF x Challenger |Tokyo, Japan |Decision (Unanimous) |3 |3:00

|- style="background:#cfc;" |2025-08-09 |Win |align="left" | Petchniran Dabransarakham |Maha Sarakham University |Maha Sarakham province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2025-07-12 |Loss |align="left" | PetchHuaHin Jitmuangnon |Jitmuangnon, Omnoi Stadium |Samut Sakhon, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2025-06-15 |Win |align="left" | Jaroenphon KiwkiwTeRitthisakMuayThai |Muaydee VitheeThai, Thupatemi stadium |Pathum Thani, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2025-03-22 |Loss |align="left" | Sok Thy | |Cambodia |Decision |5 |3:00

|- style="background:#fbb;" |2025-03-09 |Loss |align="left" | Petchpayathai Saengmorakot |Muaydee VitheeThai, Thupatemi stadium |Pathum Thani, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2025-02-02 |Win |align="left" | Apiwat Sor.Somnuk |Muaydee VitheeThai, Thupatemi stadium |Pathum Thani, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2024-12-28 |Win |align="left" | Luca 7Muaythai |Jitmuangnon, Omnoi stadium |Samut Sakhon, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2024-12-01 |Win |align="left" | Wuttidet Tded99 |Muaydee VitheeThai, Thupatemi stadium |Pathum Thani, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2024-10-20 |Win |align="left" | Khunpon Ekmuangnon |Muaydee VitheeThai, Thupatemi stadium |Pathum Thani, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2024-08-11 |Loss |align="left" | Sanit Lukthamsua |Muaydee VitheeThai |Thailand |KO (Flying knee) |2 | |- style="background:#cfc;" |2024-06-30 |Win |align="left" | Charoenporn Petchphothong |Onesongchai, Phraya Sua stadium |Kanchanaburi province, Thailand |Decision |5 |3:00 |- ! colspan="9" style="background:white" |

|- style="background:#cfc;" |2024-06-09 |Win |align="left" | Salatan Jitmuangnon |Muaydee VitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2024-04-28 |Win |align="left" | Samingdam LooksuanAutoR1 |Muaydee VitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2024-03-30 |Loss |align="left" | Kengkla Jitmuangnon |Muaydee VitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2024-02-25 |Loss |align="left" | NongBew Jitmuangnon |Muaydee VitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2024-01-21 |Loss |align="left" | Panmongkol PakyokTH |Muaydee VitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00 |- |- style="background:#cfc;" |2023-12-31 |Win |align="left" | Wuttidet Tded99 |Muaydee VitheeThai + Jitmuangnon, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2023-11-25 |Win |align="left" | Sanit Luktamsua |9MuaydeeVitheeThai + Jitmuangnon, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#c5d2ea;" |2023-10-30 |Draw |align="left" | Denpayak Detchpetchsithong |Muay Thai Pantamit + Sor.Salacheep |Lopburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2023-09-29 |Loss |align="left" | Petchphayathai Sangmorakot |9MuaydeeVitheeThai + Jitmuangnon, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2023-07-22 |Win |align="left" | Superball Sityodtong |9MuaydeeVitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2023-07-01 |Win | align="left" | Supachailek Nengsapyai |9MuaydeeVitheeThai, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2023-06-21 |Loss | align="left" | Nueapetch Tded99 |Muaydee VitheeThai + Jitmuangnon, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2023-04-30 |Win | align="left" | Chanyut Sakrungruang |Muaydee VitheeThai + Jitmuangnon, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |TKO |4 | |- style="background:#fbb;" |2023-03-29 |Loss | align="left" | Magnum Sor.Sommai |Muay Thai Palangmai, Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2023-03-05 |Win | align="left" | Promrob PakyokTH |Muaydee VitheeThai + Jitmuangnon, Or.Tor.Gor3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2023-01-19 |Win | align="left" | Petchwanchai Wor.Sangprapai |Petchyindee, Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2022-12-13 |Loss | align="left" | Promrob Nor.Nophiran |Chang Muay Thai Onesongchaisanjorn |Saraburi province, Thailand |Decision (Unanimous) |5 |3:00 |- ! colspan="9" style="background:white" |

|- style="background:#c5d2ea;" |2022-10-02 |Draw | align="left" | YodSiam SorJor.Vichitpadriew |Muaydee VitheeThai + Jitmuangnon, OrTorGor.3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2022-07-31 |Win | align="left" | Deuan Jitmuangnon |Muaydee VitheeThai + Jitmuangnon, OrTorGor.3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00

|- style="background:#fbb;" |2022-07-04 |Loss | align="left" | Yodkitsada Sor.Sommai |Muay Thai Pantamit, Thupatemi Stadium |Pathum Thani, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2022-05-07 |Win | align="left" | Muangsap NayokwitThungSong |Omnoi Stadium |Samut Sakhon, Thailand |Decision |5 |3:00

|- style="background:#cfc;" |2022-03-26 |Win | align="left" | Nawaek Sitchefboontham |Onesongchai, OrTorGor.3 Stadium |Nonthaburi province, Thailand |Decision |5 |3:00 |- ! colspan="9" style="background:white" |

|- style="background:#cfc;" |2022-02-24 |Win | align="left" | Apiwat Sor.Somnuk |Onesongchai |Chachoengsao province, Thailand |Decision |5 |3:00 |- ! colspan="9" style="background:white" |

|- style="background:#fbb;" |2021-11-28 |Loss | align="left" | Apiwat Sor.Somnuk |Muaydeevitheethai, Blue Arena |Samut Prakan, Thailand |Decision |5 |3:00 |- style="background:#fbb;" |2021-02-14 |Loss | align="left" | Thongsiam Muadwititchiangmai |Blue Arena |Samut Prakan, Thailand |Decision |5 |3:00 |- style="background:#fbb;" |2020-11-07 |Loss | align="left" | Chorfah Tor.Sangtiennoi |SAT HERO SERIES, World Siam Stadium |Bangkok, Thailand |KO |3 | |- style="text-align:center; background:#fbb;" |2020-10-03 |Loss | align="left" | Prajanban Sor.Jor.Wichitmuangpradriew |Or.Tor.Gor.3 Stadium |Nonthaburi, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2020-09-06 |Win | align="left" | Khanongsuk Kor.Kampanat |Blue Arena |Samut Prakan, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2020-08-08 |Win | align="left" | Thongsiam MuadwititChiangMai |Thanakorn Stadium |Nakhon Pathom, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2020-07-18 |Win | align="left" | KomAwut F.A.Group |Thanakorn Stadium |Nakhon Pathom, Thailand |Decision |5 |3:00 |- style="background:#fbb;" |2020-02-24 |Loss | align="left" | Gingsanglek Tor.Laksong |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2020-01-13 |Win | align="left" | Hercules Phetsimean |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2019-12-12 |Win | align="left" | Hercules Phetsimean |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2019-11-07 |Win | align="left" | Kumantong Jitmuangnon |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2019-10-07 |Win | align="left" | Masuk Or.Bor.Tor.Kampi |Rajadamnern Stadium |Bangkok, Thailand |KO |3 | |- style="text-align:center; background:#fbb;" |2019-08-29 |Loss | align="left" | Apiwat Sor.Somnuk |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#fbb;" |2019-08-07 |Loss | align="left" | Kumantong Jitmuangnon |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#c5d2ea;" |2019-06-24 |Draw | align="left" | Yodkhuntab Sor.Kor.Sungaigym |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#cfc;" |2019-05-25 |Win | align="left" | Phetkriangkrai Tor.Silachai |Thanakorn Stadium |Nakhon Pathom, Thailand |Decision |5 |3:00 |- style="background:#fbb;" |2019-03-28 |Loss | align="left" | Apiwat Sor.Somnuk |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00 |- style="background:#fbb;" |2019-02-28 |Loss | align="left" | Suriyanlek Or.Bor.Tor.Kampi |Rajadamnern Stadium |Bangkok, Thailand |Decision |5 |3:00