- Name: Martin Day
- Pro MMA Record: 8-6-0 (Win-Loss-Draw)
- Nickname: The Spartan
- Current Streak: 4 Losses
- Age: 1988-11-10 | Date of Birth: 1988.11.10
- Last Fight: February 06, 2021 in UFC
- Weight Class: Featherweight | Last Weigh-In: 146.0 lbs
- Affiliation: Martial Arts Co.
- Height: 5'10" (178cm) | Reach: 73.0" (185cm)
- Career Disclosed Earnings: $0 USD
- Born: Nagoya, Japan
- Fighting out of: Kailua, Honolulu County, Hawaii
- College: N/A
- Foundation Style: Tae Kwon Do
Regional Rankings Rankings FAQ
Fighting for a major organization has made Martin Day ineligible for regional rankings.