| ITF M25 Edwardsville | 2023/07/25 15:10 | Alexander Petrov v Gus Tettamble | 6-3,6-4 |
| ITF M25 Edwardsville | 2023/07/24 14:00 | Gus Tettamble v Jaden Weekes | 6-3,6-4 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2023/06/20 13:00 | Hank Trondson v Gus Tettamble | 6-4,6-3 |
| UTR Pro Arkansas | 2023/09/21 20:00 | Zakharov, Volodymyr v Barun, Bozo | 3-6,3-6 |
| UTR Pro Arkansas | 2023/09/20 23:44 | Evan Bynoe v Barun, Bozo | 5-7,1-6 |
| UTR Pro Arkansas | 2023/09/18 19:30 | Alexander Okonkwo v Barun, Bozo | 6-4,7-5 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2023/06/07 07:00 | Barun, Bozo v Brandon Walkin | 4-6,2-6 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2023/06/06 07:25 | Andrej Krajcik v Barun, Bozo | 2-6,2-6 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2023/06/05 07:00 | Barun, Bozo v Maximilian Figl | 6-3,6-3 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2023/06/04 08:00 | Barun, Bozo v Obeid, Lucas | 6-4,7-6 |
| UTR Pro Winston-Salem | 2023/01/13 17:46 | Bertimon, Charles v Barun, Bozo | 7-5,7-6 |