Calvin Kattar
“ The Boston Finisher ”
Standout achievements
Calvin Kattar is an American mixed martial artist with a professional record of 23-10 across 33 bouts. They've won 10 by KO/TKO, 3 by submission and 10 by decision — a 57 % finish rate. Most wins come by KO/TKO. Currently on a 5-fight skid. Last competed July 2025 (active). Has fought most often in United States (29 bouts).
Fight locations (17 venues)
Career timeline — fights by year
Frequently asked
What is Calvin Kattar's MMA record?
Calvin Kattar has a professional MMA record of 23-10 — 10 wins by KO/TKO, 3 by submission, 10 by decision.
How does Calvin Kattar usually win?
They most often win by KO/TKO (10 of 23 wins).
How does Calvin Kattar usually lose?
Most of Calvin Kattar's losses come by decision (8 of 10).
Is Calvin Kattar still active?
Calvin Kattar last competed in July 2025, and is considered active (no bout in over two years).
What is Calvin Kattar's fastest finish?
KO/TKO of Jonathan Bermudez in 0:29 (Rd 1) at CZ 27 - The Rock 2.
Where is Calvin Kattar from?
Calvin Kattar is a American mixed martial artist.
What is Calvin Kattar's longest MMA win streak?
Calvin Kattar's longest winning run on record is 10 straight victories.
Where does Calvin Kattar rank in MMA?
Calvin Kattar sits at #1,058 of 32,631 fighters in the Fight Forensics global MMA rankings.