Martín made his professional debut on 8 October 2011, scoring a third-round
technical knockout (TKO) victory over Armen Hovsepyan at the Pabellón del Bon Pastor in
Barcelona, Spain. After compiling a record of 34–2 (12 KOs) he faced
Andrea Scarpa for the vacant
European super-lightweight title on 27 July 2019 at the Pabellón Francisco Calvo in Barcelona. Martín captured the European title by stoppage via ninth-round
corner retirement (RTD). At the time of the stoppage he was ahead on all three judges' scorecards at 90–81. Martín went on to defend his title twice before taking on former
four-division world champion Mikey Garcia on 16 October 2021 in
Fresno, California. Despite being a big underdog, Martín upset the odds by prevailing as the victor by
majority decision, with scores of 95–95, and 97–93 twice in his favor.
WBC super lightweight championship Martín vs. Puello Martín was scheduled to challenge
Alberto Puello for his WBC super lightweight title on March 1, 2025 at Barclays Center in Brooklyn, NY. Martín loss the fight by split decision. ==Professional boxing record==