5-0
Pro W–L
Standout achievements
Ruben Diaz is a Spanish mixed martial artist with a professional record of 5-0 across 5 bouts. They've won 3 by KO/TKO, 2 by submission and 0 by decision — a 100 % finish rate. Most wins come by KO/TKO. Currently on a 5-fight win streak. Last competed June 2025 (active). Has fought most often in Guatemala (2 bouts).
Finish rate
100 %
Wins by
3 KO · 2 SUB · 0 DEC
Current streak
W5
Usually wins by
KO/TKO
Fastest win
0:12 (Rd 1)
vs Anthony Centeno
Most fights in
Guatemala 2
Last fought
Jun 2025 · Active
Career timeline — fights by year
Wins
Losses
Frequently asked
What is Ruben Diaz's MMA record?
Ruben Diaz has a professional MMA record of 5-0 — 3 wins by KO/TKO, 2 by submission, 0 by decision.
How does Ruben Diaz usually win?
They most often win by KO/TKO (3 of 5 wins).
Is Ruben Diaz still active?
Ruben Diaz last competed in June 2025, and is considered active (no bout in over two years).
What is Ruben Diaz's fastest finish?
KO/TKO of Anthony Centeno in 0:12 (Rd 1) at TLBF 3 - The Legend Big Fighter 3.
Where is Ruben Diaz from?
Ruben Diaz is a Spanish mixed martial artist.
What is Ruben Diaz's longest MMA win streak?
Ruben Diaz's longest winning run on record is 5 straight victories.