- Name: Mark Duncan
- Amateur MMA Record: 0-4-0 (Win-Loss-Draw)
- Nickname: N/A
- Current Streak: 4 Losses
- Age & Date of Birth: N/A
- Last Fight: October 16, 2015 in ICF
- Weight Class: Welterweight | Last Weigh-In: N/A
- Affiliation: N/A
- Height: 5'9" (175cm) | Reach: N/A
- Career Disclosed Earnings: $0 USD
- Born: Lakeview, Oregon
- Fighting out of: Klamath Falls, Oregon
Regional Rankings Rankings FAQ
Mark Duncan 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.