Daniel Marcos has one loss against one opponent on his MMA record. For a list of Marcos's best fights, refer to "Best fights of Daniel Marcos".
On May 3, 2025 Daniel Marcos faced off against Montel Jackson in a bantamweight bout at age 32. He was coming in with a record of 17-1 (8), and Jackson was 33 years old and with a record of 14-2 (9). Marcos lost the fight via 3-round unanimous decision.