Son Kaspar Caldwell
“ Ol' Dirty ”
1-0
Pro W–L
Am 1–4
Son Kaspar Caldwell is an American mixed martial artist with a professional record of 1-0 across 1 bouts. They've won 1 by KO/TKO, 0 by submission and 0 by decision — a 100 % finish rate. Last competed August 2025 (active). Has fought most often in United States (6 bouts).
Finish rate
100 %
Wins by
1 KO · 0 SUB · 0 DEC
Usually wins by
KO/TKO
Fastest win
1:11 (Rd 1)
vs Thomas Clingan
Most fights in
United States 6
Last fought
Aug 2025 · Active
Fight locations (2 venues)
Frequently asked
What is Son Kaspar Caldwell's MMA record?
Son Kaspar Caldwell has a professional MMA record of 1-0 — 1 wins by KO/TKO, 0 by submission, 0 by decision.
How does Son Kaspar Caldwell usually win?
They most often win by KO/TKO (1 of 1 wins).
Is Son Kaspar Caldwell still active?
Son Kaspar Caldwell last competed in August 2025, and is considered active (no bout in over two years).
What is Son Kaspar Caldwell's fastest finish?
KO/TKO of Thomas Clingan in 1:11 (Rd 1) at SFC - Summit Fighting Championships 50.
Where is Son Kaspar Caldwell from?
Son Kaspar Caldwell is a American mixed martial artist.
Pro MMA (1)
Amateur (5)
Amateur bouts — not counted toward the pro record.