Standout achievements
Seigo Yamamoto is a Japanese mixed martial artist with a professional record of 7-15-1 across 23 bouts. They've won 4 by KO/TKO, 0 by submission and 3 by decision — a 57 % finish rate. Most wins come by KO/TKO. Currently on a 3-fight skid. Last competed April 2025 (active). Has fought most often in Japan (14 bouts).
Fight locations (8 venues)
Career timeline — fights by year
Frequently asked
What is Seigo Yamamoto's MMA record?
Seigo Yamamoto has a professional MMA record of 7-15-1 — 4 wins by KO/TKO, 0 by submission, 3 by decision.
How does Seigo Yamamoto usually win?
They most often win by KO/TKO (4 of 7 wins).
How does Seigo Yamamoto usually lose?
Most of Seigo Yamamoto's losses come by KO/TKO (8 of 15).
Is Seigo Yamamoto still active?
Seigo Yamamoto last competed in April 2025, and is considered active (no bout in over two years).
What is Seigo Yamamoto's fastest finish?
KO/TKO of Seong Cheol Lee in 0:06 (Rd 1) at Black Combat - Rise 2.
Where is Seigo Yamamoto from?
Seigo Yamamoto is a Japanese mixed martial artist.
What is Seigo Yamamoto's longest MMA win streak?
Seigo Yamamoto's longest winning run on record is 3 straight victories.
Where does Seigo Yamamoto rank in MMA?
Seigo Yamamoto sits at #28,975 of 32,631 fighters in the Fight Forensics global MMA rankings.
Pro MMA (23)
Amateur (1)
Amateur bouts — not counted toward the pro record.