Gustavo Balart has five losses against five opponents on his MMA record. For a list of Balart's best fights, refer to "Best fights of Gustavo Balart".
On August 3, 2024 Gustavo Balart fought Jarred Brooks in a strawweight title fight for Brooks' ONE Championship title. Balart was 37 years old and with a record of 12-5 (1), and Brooks was 31 years old and with a record of 20-3 (9). Balart lost the fight via 1st-round submission.
On November 8, 2019 Gustavo Balart faced off against Robin Catalan in a flyweight bout at age 32. He was coming in with a record of 8-4 (1). Balart lost the fight via 2nd-round KO.
On August 16, 2019 Gustavo Balart faced off against Chan Rothana in a flyweight bout at age 32. He was coming in with a record of 8-3 (1). Balart lost the fight via 3-round unanimous decision.
On April 12, 2019 Gustavo Balart faced off against Tatsumitsu Wada in a flyweight bout at age 32. He was coming in with a record of 8-2 (1). Balart lost the fight via 3-round unanimous decision.
On February 16, 2018 Gustavo Balart faced off against Juan Puerta in a flyweight bout at age 31. He was coming in with a record of 6-1 (0). Balart lost the fight via 3rd-round KO.
