Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M15 South Bend | 2023/06/19 14:00 | John Bernard v Tom Dynka | 6-1,6-1 |
| Challenger - Tallahassee | 2023/04/16 17:00 | Patrick Kypson v John Bernard | 6-3,7-5 |
| ITF M15 Fayetteville | 2022/11/01 15:00 | John Bernard v Phil Exner | 3-6,4-6 |
| ITF M15 Tallahassee | 2022/10/25 14:00 | Rowland Phillips v John Bernard | 6-4,6-4 |
| ITF M15 Tallahassee | 2022/10/24 14:00 | Sebastian Rafael Sotelo v John Bernard | 6-7,3-6 |
| UTR Pro Tennis Series - Florida | 2022/07/22 19:40 | Jerry Barton v John Bernard | 6-2,5-2 |
| UTR Pro Tennis Series - Florida | 2022/07/21 15:02 | John Bernard v Logan Zapp | 4-6,2-5 |
| UTR Pro Tennis Series - Florida | 2022/07/19 20:00 | John Bernard v Raul Garcia | 3-6,0-6 |
| ITF M15 South Bend | 2023/06/19 14:00 | Oliver Okonkwo v Sean Daryabeigi | 3-6,6-3,13-11 |
| UTR Pro London | 2023/05/20 10:16 | Luka Petrovic v Oliver Okonkwo | 6-4,6-4 |
| UTR Pro London | 2023/05/19 07:00 | Oliver Okonkwo v Ben Hudson | 6-3,5-4 |
| UTR Pro London | 2023/05/17 08:30 | Oliver Okonkwo v Kabeer Kapasi | 6-2,6-1 |
| UTR Pro London | 2023/05/16 11:30 | Oliver Okonkwo v Andres Gabriel Ciurletti | 0-6,6-2,6-5 |
| UTR Pro London | 2023/05/15 07:00 | Adam Jones v Oliver Okonkwo | 6-7,3-6 |
| Challenger - Champaign | 2022/11/14 00:25 | Oliver Okonkwo v Inaki Montes-De La Torre | 1-6,3-6 |
| ITF M15 Champaign | 2022/09/14 17:30 | Oliver Okonkwo v Gianni Ross | 3-6,6-4,1-6 |