


Martin Buday (born November 11, 1991) is a Slovak mixed martial artist. He completes in the heavyweight division of the Oktagon MMA, where he is a former Oktagon Heavyweight Champion. He previously competed in Ultimate Fighting Championship (UFC).
Buday was born in Nitra, Czechoslovakia (now Slovakia). He started martial arts at the age of eighteen to lose weight. He started his first practiced as a Brazilian jiu-jitsu, which he trained at the Gracie Barra Pitbull club in Nitra. He was successful in this sport and placed in various European tournaments, with his greatest achievement being two gold medals from the European IBJJF Championships at the blue and purple belt levels. He later switched to MMA, which he began training under former Bellator Light Heavyweight Champion Attila Végh at Spartakus Fight Gym.
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Milestones
Former Youth Teams ![]()
2018-2019 |






| Win Knockout | Oktagon MMA | 2019 | 1 |
| Win Knockout | Oktagon MMA | 2018 | 2 |
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