Ultimate Fighting Calendar
Jason Seddoh
Fighter

Jason Seddoh

"Siege"
1-1-0EnglandEngland
Amateur MMA 3-2
NEXT FIGHT

No upcoming fight scheduled.

UFCal Elo rating

Current
1520▼22
Peak
1542Oct 10, 2025
Rated fights
2
150015502026Oct 10, 2025 — 1542Mar 6, 2026 — 15201520

See all Elo ratings →

CAREER SUMMARY

Jason Seddoh holds a professional MMA record of 1-1-0. Their full professional MMA career spans 4 bouts on record. Jason Seddoh has won 2 fights: 2 by KO/TKO, 0 by submission, 0 by decision. Most recent fight: March 6, 2026. Tracked organizations: ONE.

Profile

Height
6'0"183 cm
Weight
134 lbs61 kg
DOB
2002-02-21
Age
24
Team
RFC / Team Underground
Nationality
England

Career history

  1. LOSS
    vs Koki Adachi
    ONEONE Friday Fights 145· Mar 6, 2026· Flyweight· 1-0 vs 3-0
    SD
    R3
  2. LOSS
    vs Koki Adachi
    ONE Friday Fights 145
    SD
    R3 · 5:00
  3. WIN
    vs Vinay Kundu
    ONE Friday Fights 128
    KO
    R1 · 3:21
  4. WIN
    vs Vinay Kundu
    ONEONE Friday Fights 128· Oct 10, 2025· Flyweight· 0-0 vs 3-0
    KO
    R1

Career history data via Tapology.

Frequently asked questions

What is Jason Seddoh's record?

Jason Seddoh's professional MMA record is 1-1-0.

When does Jason Seddoh fight next?

Jason Seddoh has no confirmed upcoming fight.

Who is Jason Seddoh fighting next?

Jason Seddoh's next opponent has not been announced.

Who did Jason Seddoh fight last?

Jason Seddoh most recently fought Koki Adachi at ONE Friday Fights 145 on Friday, March 6, 2026 — LOSS (Split Decision).

What weight class does Jason Seddoh fight in?

Jason Seddoh fights at Flyweight.

How many knockouts does Jason Seddoh have?

Jason Seddoh has 2 wins by KO/TKO and 0 wins by submission.

How tall is Jason Seddoh?

Jason Seddoh is 6'0" (183 cm) tall.

How much does Jason Seddoh weigh?

Jason Seddoh weighs 134 lbs (61 kg).

How old is Jason Seddoh?

Jason Seddoh is 24 years old (born Feb 21, 2002).

Where is Jason Seddoh from?

Jason Seddoh is from England.