| Age | 32 |
|---|---|
| Gender | Male |
| Height | 6' 1" |
| Weight Class | Welterweight |
| Out of | Kildare, Ireland, Ireland |
| Born | Dublin, Ireland |
Stephen Costello is a MMA fighter with a professional fight record of 5 wins, 4 losses and 0 draws
| Pro Record | 5-4-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 3 years, 10 months, 21 days |
| Rounds Fought | 16.5 |
| Avg. Fights/Year | 2.3 |
| Longest Layoff | 8 months, 7 days |
| Quickest Turnaround | 1 month, 22 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 09/27/2025 | L (5-3-0) | Manuel Mouzid (4-1-0) | WW | TKO/RSC (Referee Stoppage from Punches) Cage Warriors Fighting Championship 194 | 2 | 04:21 | |
| NSF | 02/08/2025 | L (5-2-0) | David Martinez (14-6-0) | WW | Submission (Rear Naked Choke) Eternal MMA 92 | 3 | 03:45 | |
| NSF | 06/01/2024 | W (4-2-0) | Alexander Black Panther (10-3-0) | WW | TKO/RSC (Referee Stoppage from Punches) Fight 2 One 6 | 2 | 03:46 | |
| | 12/17/2023 | W (3-2-0) | Jose Bojorquez (4-2-0) | AW (170.8* vs. 170.2*) | Decision (Unanimous Decision) Combate Global Holdco | 3 | 05:00 | |
| | 05/13/2023 | L (3-1-0) | Ashley Reece (9-2-0) | WW (170.8 vs. 168.8) | Decision (Split Decision) United Fight League 2 | 3 | 05:00 | |
| NSF | 11/16/2022 | W (2-1-0) | Joliver Allan Mougang (0-1-0) | MW | Decision (Unanimous Decision) Centurion Fight Championship: Ad Maiora | 3 | 05:00 | |
| NSF | 08/24/2022 | W (1-1-0) | Rade Novakovic (1-1-0) | MW | Submission (Rear Naked Choke) Centurion Fight Championship: Rudit Leo | 1 | 03:09 | |
| NSF | 07/02/2022 | W (0-1-0) | Martin Antevski (0-0-0) | WW | TKO/RSC (Referee Stoppage from Punches) Centurion Fight Championship 8: New Era | 1 | 05:00 | |
| | 11/05/2021 | L (0-0-0) | Joe Nazokatov (0-0-0) | WW (171.0 vs. 170.8) | Submission (Heel Hook) Bellator MMA 270 | 1 | 02:24 |
| * Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |
| Amateur Record: | 2-2-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 2 years, 1 month, 27 days |
| Rounds Fought | 12.2 |
| Avg. Fights/Year | 1.9 |
| Longest Layoff | 2 years, 1 month, 25 days |
| Quickest Turnaround | 1 day |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 11/13/2019 | L (2-1-0) | Gadzhimurad Magomadov (2-0-0) | MW | Submission (Rear Naked Choke) 2019 IMMAF WORLD CHAMPIONSHIPS: DAY 3 | 3 | 02:43 | |
| NSF | 11/12/2019 | W (1-1-0) | Dominik Humburger (2-1-0) | MW | Decision (Unanimous Decision) 2019 IMMAF WORLD CHAMPIONSHIPS: DAY 2 | 3 | 03:00 | |
| NSF | 11/11/2019 | W (0-1-0) | Aleksandr Val (0-1-0) | MW | Decision (Unanimous Decision) 2019 IMMAF WORLD CHAMPIONSHIPS: DAY 1 | 3 | 03:00 | |
| NSF | 09/17/2017 | L (0-0-0) | Fionn Healy-Magwa (5-2-0) | MW | TKO/RSC Cage Ring Championship 6 | 3 | 00:00 |
| * Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |