Olivier Aubin-Mercier (21-5, 12) was born in Montreal, Quebec, Canada on February 23, 1989. At the age of 22 years on October 21, 2011, he made his professional MMA debut against Teoscar Hernandez, winning the fight via 1st-round submission.
On October 4, 2014, 25-year old Olivier Aubin-Mercier made his UFC debut on his 6th professional MMA fight at UFC Fight Night: MacDonald vs. Saffiedine against Jake Lindsey, winning the fight in the 2nd round via submission.
Aubin-Mercier's last fight was a 5-round unanimous decision win against Clay Collard at PFL 10 at age 34 on November 24, 2023. He retired with a 10-fight winning streak.
He has fought 11 times in the UFC, and has a record of 7 wins and 4 losses in the promotion.
Some of Olivier Aubin-Mercier's best fights have been against Evan Dunham, Stevie Ray, Drew Dober, Jake Lindsey, David Michaud, Tony Sims and Thibault Gouti.
Aubin-Mercier has 5 losses on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
26  | Nov 24, 2023 34 years, 9 months 21-5 (12) | 30 years, 8 months 24-10 (14) | PFL | LT | 5 | UD | WIN |
25 | Aug 23, 2023 34 years, 6 months 20-5 (12) | Bruno Miranda | PFL | LT | 2 | TKO | WIN Punches |
24 | Jun 23, 2023 34 years, 4 months 19-5 (11) | Anthony Romero | PFL | LT | 3 | KO | WIN Knee |
23  | Apr 14, 2023 34 years, 1 months 18-5 (10) | 32 years 15-3 (10) | PFL | LT | 3 | UD | WIN |
22  | Nov 25, 2022 33 years, 9 months 17-5 (10) | 32 years, 8 months 25-10 (15) | PFL | LT | 2 | KO | WIN Punch |
21 | Aug 5, 2022 33 years, 5 months 16-5 (9) | Alex Martinez | PFL | LT | 3 | UD | WIN |
20  | Jun 17, 2022 33 years, 3 months 15-5 (9) | 30 years, 7 months 16-3 (8) | PFL | LT | 3 | UD | WIN |
19  | Apr 20, 2022 33 years, 1 months 14-5 (9) | 30 years, 2 months 21-4-1 (10) | PFL | LT | 3 | SD | WIN |
18  | Aug 13, 2021 32 years, 5 months 13-5 (9) | 34 years 14-4 (8) | PFL | LT | 3 | UD | WIN |
17  | Jun 10, 2021 32 years, 3 months 12-5 (9) | 29 years, 4 months 27-7 (18) | PFL | LT | 3 | UD | WIN |
16  | Jul 27, 2019 30 years, 5 months 11-5 (9) | 22 years, 9 months 13-2 (10) | UFC | LT | 3 | UD | LOSS |
15  | Dec 8, 2018 29 years, 9 months 11-4 (9) | 32 years, 4 months 13-3 (11) | UFC | LT | 3 | UD | LOSS |
14  | Jul 28, 2018 29 years, 5 months 11-3 (9) | 25 years, 9 months 9-1 (6) | UFC | LT | 3 | UD | LOSS |
13  | Apr 7, 2018 29 years, 1 months 11-2 (9) | 36 years, 3 months 18-6-1 (9) | UFC | LT | 1 | TKO | WIN Knee and punches |
12  | Sep 16, 2017 28 years, 6 months 10-2 (8) | 27 years, 9 months 12-3 (7) | UFC | LT | 3 | SD | WIN |
11  | Dec 10, 2016 27 years, 9 months 9-2 (8) | 28 years, 1 months 17-7 (12) | UFC | LT | 2 | SUB | WIN Rear-naked choke |
10  | Jun 18, 2016 27 years, 3 months 8-2 (7) | 29 years, 3 months 11-1 (9) | UFC | LT | 3 | SUB | WIN Rear-naked choke |
9  | Jan 30, 2016 26 years, 11 months 7-2 (6) | 31 years 11-2 (7) | UFC | LT | 3 | UD | LOSS |
8 | Aug 23, 2015 26 years, 6 months 7-1 (6) | Tony Sims | UFC | LT | 3 | UD | WIN |
7  | Apr 25, 2015 26 years, 2 months 6-1 (6) | 26 years, 5 months 8-1 (6) | UFC | LT | 3 | SUB | WIN Rear-naked choke |
6 | Oct 4, 2014 25 years, 7 months 5-1 (5) | Jake Lindsey | UFC | LT | 2 | SUB | WIN Inverted triangle kimura |
5  | Apr 16, 2014 25 years, 1 months 4-1 (4) | 27 years, 8 months 7-0 (5) | TUF | WL | 3 | SD | LOSS |
4 | Aug 17, 2013 24 years, 5 months 4-0 (4) | Jason Meisel | LT | 1 | SUB | WIN Rear-naked choke | |
3 | Nov 30, 2012 23 years, 9 months 3-0 (3) | Jordan Jewell | LT | 1 | SUB | WIN Rear-naked choke | |
2 | Mar 17, 2012 23 years 2-0 (2) | Daniel Ireland | LT | 1 | SUB | WIN Rear-naked choke | |
1 | Oct 21, 2011 22 years, 7 months 1-0 (1) | Teoscar Hernandez | LT | 1 | SUB | WIN Rear-naked choke |
