Jack Losowicki
“Dr. SweetHeat”
Standout achievements
Jack Losowicki is an American mixed martial artist with a professional record of 4-9 across 13 bouts. They've won 3 by KO/TKO, 1 by submission and 0 by decision — a 100 % finish rate. Most wins come by KO/TKO. Currently on a 5-fight skid. Last competed May 2026 (active). Has fought most often in United States (10 bouts).
Fight locations (4 venues)
Career timeline — fights by year
Frequently asked
What is Jack Losowicki's MMA record?
Jack Losowicki has a professional MMA record of 4-9 — 3 wins by KO/TKO, 1 by submission, 0 by decision.
How does Jack Losowicki usually win?
They most often win by KO/TKO (3 of 4 wins).
How does Jack Losowicki usually lose?
Most of Jack Losowicki's losses come by decision (5 of 9).
Is Jack Losowicki still active?
Jack Losowicki last competed in May 2026, and is considered active (no bout in over two years).
What is Jack Losowicki's fastest finish?
KO/TKO of Rory Light in 0:05 (Rd 1) at CCC 16 - Colorado Combat Club 16.
Where is Jack Losowicki from?
Jack Losowicki is a American mixed martial artist.
What is Jack Losowicki's longest MMA win streak?
Jack Losowicki's longest winning run on record is 3 straight victories.
Where does Jack Losowicki rank in MMA?
Jack Losowicki sits at #29,021 of 32,631 fighters in the Fight Forensics global MMA rankings.
Pro MMA (13)
Amateur (5)
Amateur bouts — not counted toward the pro record.