Mareks Supe is an amateur featherweight mixed martial artist representing Holohan Martial Arts and holds an amateur record of 4‑2‑0. His fights include a submission victory over Oisin Keoghan at Virtus MMA 1 and a unanimous decision win over Darren O’Brien at IÚR Fighting Championship 4. He most recently competed on December 10, 2023, losing a unanimous decision in the main event of IÚR Fighting Championship 9. There are currently no combat sports news articles mentioning him.