1-0
Pro W–L
William Mallais-O'Keefe is a Canadian mixed martial artist with a professional record of 1-0 across 1 bouts. They've won 0 by KO/TKO, 1 by submission and 0 by decision — a 100 % finish rate. Last competed April 2025 (active).
Finish rate
100 %
Wins by
0 KO · 1 SUB · 0 DEC
Usually wins by
submission
Fastest win
5:00 (Rd 2)
vs Griffin Maathuis
Last fought
Apr 2025 · Active
Frequently asked
What is William Mallais-O'Keefe's MMA record?
William Mallais-O'Keefe has a professional MMA record of 1-0 — 0 wins by KO/TKO, 1 by submission, 0 by decision.
How does William Mallais-O'Keefe usually win?
They most often win by submission (1 of 1 wins).
Is William Mallais-O'Keefe still active?
William Mallais-O'Keefe last competed in April 2025, and is considered active (no bout in over two years).
What is William Mallais-O'Keefe's fastest finish?
submission of Griffin Maathuis in 5:00 (Rd 2) at RITC - Rumble in the Cage 69.
Where is William Mallais-O'Keefe from?
William Mallais-O'Keefe is a Canadian mixed martial artist.