| Gender | Male |
|---|---|
| Height | 0' 0" |
| Weight Class | Heavyweight |
Kya O'Brien is a MMA fighter with a amateur fight record of 1 wins, 3 losses and 0 draws
| Amateur Record: | 1-3-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 1 year, 9 months, 19 days |
| Rounds Fought | 0.7 |
| Avg. Fights/Year | 2.3 |
| Longest Layoff | 11 months, 8 days |
| Quickest Turnaround | 4 months, 14 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 10/04/2025 | (1-3-0) | Brian Draper (3-6-0) | HW | Fares Fighting Championship | 3 | 03:00 | |
| NSF | 09/21/2024 | L (1-2-0) | Sam Driver (1-1-0) | LHW | Submission (Rear Naked Choke) Elite Fighting Championships 2 (Ireland) | 2 | 03:00 | |
| NSF | 03/24/2024 | L (1-1-0) | Matthew O’Rourke (4-1-0) | LHW | TKO/RSC Cage Legacy 21 | 1 | 03:00 | |
| NSF | 04/16/2023 | W (0-1-0) | Alan Guidera (0-0-0) | Catchweight | Submission (Rear Naked Choke) Premier Fighting Championships 6 | 1 | 03:00 | |
| NSF | 12/02/2022 | L (0-0-0) | Ciaran Smullen (0-0-0) | LHW | TKO/RSC Eire Fighting Championship 1 | 1 | 02:00 |
| * 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 |