| Gender | Male |
|---|---|
| Height | 0' 0" |
| Weight Class | Catchweight |
Tiarnan O'Reilly is a MMA fighter with a amateur fight record of 1 wins, 1 losses and 0 draws
| Amateur Record: | 1-1-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 1 month, 25 days |
| Rounds Fought | 0.0 |
| Avg. Fights/Year | 24.0 |
| Longest Layoff | 1 month, 25 days |
| Quickest Turnaround | 1 month, 25 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 12/06/2025 | L (1-0-0) | Rian O’Flaherty (5-4-0) | Catchweight | TKO/RSC Elite Fighting Championships 6 (Ireland) | 3 | 03:00 | |
| NSF | 10/11/2025 | W (0-0-0) | Oisin Moloney (3-3-0) | BW | Submission (Rear Naked Choke) Elite Fighting Championships 5 (Ireland) | 2 | 03:00 |
| * 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 |