0-1
Pro W–L
William Fir is an American mixed martial artist with a professional record of 0-1 across 1 bouts. Last competed August 2025 (active).
Finish rate
0 %
Wins by
0 KO · 0 SUB · 0 DEC
Usually loses by
decision
Last fought
Aug 2025 · Active
Frequently asked
What is William Fir's MMA record?
William Fir has a professional MMA record of 0-1.
How does William Fir usually lose?
Most of William Fir's losses come by decision (1 of 1).
Is William Fir still active?
William Fir last competed in August 2025, and is considered active (no bout in over two years).
Where is William Fir from?
William Fir is a American mixed martial artist.