Walter Gonçalves (born June 1, 1998) is a Brazilian Muay Thai fighter. As of November 24, 2022, he is ranked #3 in the ONE Flyweight Muay Thai rankings.
Muay thai career
Gonçalves was booked to face Denkongchai Dabransalakham for the vacant WPMF Lightweight title at the Princess Prathep's birthday event on March 31, 2018. He won the fight by a second-round knockout.
Gonçalves participated in the 2018 Muay Xtreme 60 kg tournament, held on June 1, 2018. He faced Christian Hyatt in the tournament finals, after having beat Singthong by decision in the quarterfinals and Sornpetch SamartPayakaroonGym by decision in the semifinals. Gonçalves captured the Muax Xtreme 60 kg title with a first-round knockout of Hyatt.
Gonçalves made his first WPMF lightweight title defense against Daraek SutaiMuayThai at the TerdthaiOngracha event on July 26, 2018. He won the fight by decision.
Gonçalves faced Chatchai PK.Saenchaimuaythaigym at Top King World Series - TK22 on September 22, 2018. He lost the fight by decision. Gonçalves next faced Pedro Ruiz at Yas Island Muay Thai on November 24, 2018. He won the fight by decision.
ONE Championship
Gonçalves challenged the ONE Muay Thai Flyweight champion Rodtang Jitmuangnon at ONE Championship: Century on October 13, 2019, in his ONE Championship debut. He lost the fight by split decision.
Gonçalves faced Momotaro at ONE Championship: Collision Course 2 on December 25, 2020. He lost the fight by a second-round technical knockout, due to a leg injury sustained during the bout.
ONE Muay Thai Flyweight Grand Prix
Gonçalves was booked to face Jonathan Haggerty in the quarterfinals of the ONE Muay Thai Flyweight Grand Prix at ONE 157 on May 20, 2022. Haggerty withdrew the day before the event, due to health issues, and was replaced by Josue Cruz. Gonçalves won the fight by a first-round technical knockout.
Gonçalves faced Superlek Kiatmuu9 in the quarterfinals of the ONE Muay Thai Flyweight Grand Prix at ONE on Prime Video 1 on August 27, 2022. He lost after getting knocked out with an elbow in the first round.
Mixed martial arts
Gonçalves made his mixed martial arts debut against Banma Duoji on July 15, 2023, at ONE Fight Night 12. He lost the bout via unanimous decision.