- Name: Grant Koomson
- Amateur MMA Record: 3-0-0 (Win-Loss-Draw)
- Nickname: N/A
- Current Streak: 3 Wins
- Age & Date of Birth: N/A
- Last Fight: February 25, 2017 in M4TC
- Weight Class: Middleweight | Last Weigh-In: N/A
- Affiliation: SBG South Shields
- Height: N/A | Reach: N/A
- Career Disclosed Earnings: $0 USD
- Born: United Kingdom
- Fighting out of: England
Regional Rankings Rankings FAQ
Grant Koomson is ineligible for regional rankings due to inactivity.
Fighters must have at least one completed MMA bout in the past two years to be ranked.