Wongsaphat Khunpradit () known professionally as Petchdet Wor.Sangprapai () is a Thai Muay Thai fighter.
Career On August 29, 2018, Petchdet travelled to Japan to face Ryuya Okuwaki at Suk Wan Kingthong "Go to Raja". He won the fight by unanimous decision.
On June 1, 2019, Petchdet rematched Ryuya Okuwaki for the vacant WBC Muay Thai World 105 lbs title. He won the fight by unanimous decision.
Petchdet was scheduled to face Petchsila Wor.Auracha on January 24, 2020, at the Lumpinee Stadium for the Petchpiya promotion. He lost the fight by decision.
On February 28, 2020 Petchdet faced Nonghanlek MTM Academy at the Rangsit Stadium for Muaymanwansuk and Petchpiya co promotion event. He won the fight by decision.
Petchdet was scheduled to defend his True4U Flyweight title against Nuathoranee Jitmuangnon on August 9, 2022, at the Rangsit Stadium for the Muaymansananmuang promotion. He won the fight by technical knockout in the fourth round.
As of May 2025, Petchdet was ranked the #2 Nak Muay in the world in the 112lbs division by the WMO.
On September 29, 2022, Petchdet faced Paeyim Sor.Boonmerit as a defense of his Rajadamnern Stadium Flyweight (112 lbs) title on a Petchyindee promoted event. He lost the fight by split decision.
On November 17, 2023, Petchdet faced Captainteam Adsanpatong at Rangsit Stadium for the Muaymanwansuk promotion. He won the fight by decision.
Petchdet faced Pangtor Por.Lakboon for the fourth time on April 5, 2025, at Rajadamnern World Series. he won the fight by uanimous decision after scoring a knockdown with punches.
Titles and accomplishments Rajadamnern Stadium 2022 Rajadamnern Stadium Flyweight (112 lbs) Champion 2023 Rajadamnern Stadium Super Flyweight (115 lbs) Champion 2025 Rajadamnern Stadium Super Flyweight (115 lbs) Champion Two successful title defenses
True4U Petchyindee 2022 True4U Flyweight (112 lbs) Champion Two successful title defenses
World Boxing Council Muay Thai 2019 WBC Muay Thai World Minimumweight (105 lbs) Champion
Fight record
|- style="background:#;" | 2026-10-10|| ||align=left| Jigsaw SitThailand || Rajadamnern World Series - Knocktober Fest|| Bangkok, Thailand || || || |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2026-08-01 || Win ||align=left| Phettechin BangsaenFightClub || Rajadamnern World Series, Rajadamnern Stadium || Bangkok, Thailand || KO (Left hook to the body) || 1 ||2:53 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2026-06-06|| Win ||align=left| Amirhossein Zolfi || Rajadamnern World Series, Rajadamnern Stadium|| Bangkok, Thailand || TKO (Knees to the body)|| 2|| 1:22
|- style="background:#cfc;" | 2026-01-17 || Win ||align=left| Fourwin Sitjaroensap || Rajadamnern World Series, Rajadamnern Stadium || Bangkok, Thailand || KO (Knees) ||3 ||2:55 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2025-11-22 || Win||align=left| Pangtor Por.Lakboon || Rajadamnern World Series || Bangkok, Thailand || Decision (Majority) || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2025-08-23|| Win ||align=left| Phusingha KlongsuanpluResort || Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 3:00
|- style="background:#fbb;" | 2025-05-15 || Loss ||align=left| Jaroensuk PathongGym || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || KO (Elbow) || 3 || 2:20 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2025-04-05 || Win ||align=left| Pangtor Por.Lakboon|| Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 3:00
|- style="background:#cfc;" | 2025-02-20 || Win ||align=left| Pangtor Por.Lakboon || PRYDE TV + Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2024-12-12 || Win || align=left| Captainteam Adsanpatong || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2024-10-10 || Loss || align=left| Pangtor Por.Lakboon || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2024-08-29 || Win ||align=left| Songpayak J.P.Power || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2024-07-04 || Loss ||align=left| Yokkiri T.N.Muaythai|| PRYDE TV + Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2024-05-23 || Win ||align=left| Pangtor Por.Lakboon || PRYDE TV + Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2024-04-04|| Win ||align=left| JJ Or.Pimonsri || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || KO || 3 ||
|- style="background:#cfc;" | 2023-12-29|| Win ||align=left| Teeyai Tded99 || Muay Thai Motherland + Muaymanwansuk || Songkhla, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2023-11-17|| Win ||align=left| Captainteam Adsanpatong || Muaymanwansuk, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2023-08-10|| Win ||align=left| Phetnanuwat Nor.AnuwatGym || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 ||3:00
|- style="background:#fbb;" | 2023-04-06|| Loss ||align=left| JJ Or.Pimonsri || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || KO (Left body kick)|| 1 ||
|- style="background:#cfc;" | 2023-01-05 || Win ||align=left| Phetnanuwat Nor.AnuwatGym || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision (Unanimous) || 5 ||3:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2022-11-18 || Win ||align=left| Petchnumchai SorJor.Tongprachin || Muaymanwansuk, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 ||3:00
|- style="background:#fbb;" | 2022-09-29|| Loss ||align=left| Paeyim Sor.Boonmerit || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision (Split)|| 5 ||3:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2022-08-09|| Win ||align=left| Nuathoranee Jitmuangnon || Muaymansananmuang, Rangsit Stadium || Pathum Thani, Thailand || TKO (Referee stoppage) || 4 || |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2022-06-02|| Win ||align=left| Singpetch Dejsingtai || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 ||3:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2022-03-24|| Win ||align=left| Dinnuathong Muadpong191 || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 ||3:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2022-02-03|| Win ||align=left| Petchchaisang Petchcharoenwit || Petchyindee, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2021-12-16|| Win ||align=left| Kritsanachai Rongsamak || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 ||3:00
|- style="background:#fbb;" | 2021-10-21|| Loss ||align=left| Sirichai Mor RajabhatMuban || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || KO (Knees)|| 3 ||
|- style="background:#cfc;" | 2021-04-02|| Win ||align=left| Petchsarit Korsukhothai || Muaymanwansuk, Rajadamnern Stadium || Bangkok, Thailand || KO || 3 ||
|- style="background:#cfc;" | 2021-03-11|| Win ||align=left| Malaingoen SomwangGaiyang || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2020-11-27|| Win ||align=left| Nobita ChinoMuaythai || Muaymanwansuk, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2020-10-02|| Win ||align=left| Samingdet Nayokpodkabinburi || Muaymanwansuk, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2020-07-31|| Win ||align=left| Addthewada Tor.Surat || Muaymanwansuk, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 ||3:00
|- style="background:#cfc;" | 2020-02-28|| Win ||align=left| Nonghanlek MTM Academy || Muaymanwansuk + Petchpiya, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 ||3:00
|- style="background:#fbb;" | 2020-01-24|| Loss ||align=left| Petchsila Wor.Auracha || Petchpiya + Sirilak Muay Thai, Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2019-12-25|| Win ||align=left| Paithong Sor.Sarinya || Wan Kingthong || Bangkok, Thailand || KO || 2 ||
|- style="background:#cfc;" | 2019-10-03|| Win ||align=left| Phanomkorn SrisawadGym || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2019-08-27|| Loss ||align=left| Kongburapha Thiptamai || Khunsuk Trakunyang, Lumpinee Stadium || Bangkok, Thailand || KO || 3 ||
|- style="text-align:center; background:#cfc;" | 2019-06-01|| Win||align=left| Ryuya Okuwaki || BOM -The Battle Of Muay Thai- season II vol.2 || Yokohama, Japan || Decision (Unanimous)|| 5 || 3:00 |- ! style=background:white colspan=9 |
|- style="background:#fbb;" | 2019-04-10|| Loss ||align=left| BoyUbon AunSukhumvit || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2019-01-18|| Loss ||align=left| Peerapat Muayded789 || Wanchaichana, Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2018-10-29|| Loss ||align=left| Kongburapha Thiptamai || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2018-10-05|| Win ||align=left| Phet Parunchai || Muaymanwasuk || Thailand || Decision || 5 || 3:00
|- style="text-align:center; background:#cfc;" | 2018-08-29|| Win||align=left| Ryuya Okuwaki || Suk Wan Kingthong Muay Thai Super Fight || Tokyo, Japan ||Decision || 5 || 3:00
|- style="background:#cfc;" | 2018-07-20|| Win ||align=left| Chaichana Por.WisetGym || Muaymanwasuk, Rangsit Stadium || Pathum Thani, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2018-06-07|| Loss ||align=left| Kongburapha Thiptamai || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || KO || 3 ||
|- style="background:#cfc;" | 2018-04-30|| Win ||align=left| Buakhaolek Lukkhlongtan || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2018-02-15|| Win ||align=left| Peerapat Muayded789 || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || KO || 4 ||
|- style="background:#cfc;" | 2018-01-03|| Win ||align=left| Davinci LuckyBantong || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2017-12-11|| Win ||align=left| Krungthep Sor.Chokmeechai || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || KO || 3 ||
|- style="background:#cfc;" | 2017-11-09|| Win ||align=left| Phalangpop Por.Muangphet || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2017-09-04|| Win ||align=left| Yodphupha OrBorTor.Nonthong || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2017-07-12|| Loss ||align=left| Petchjongrak Wor.Sangprapai || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2017-06-21|| Win ||align=left| Luktong Wor.Petchchonchan || Petchyindee, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;" | 2017-05-11|| Win ||align=left| Mangkornyuk TN MuayThai || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;" | 2017-04-19|| Loss ||align=left| Petchjongrak Wor.Sangprapai || Wanmeechai, Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;"