Estadio: Stadium Round: 14 Ground: Hardcourt outdoor
| Challenger de Cary | 2023/08/06 14:00 | Omni Kumar v Karl Poling | 6-1,3-6,5-7 |
| ATP Los Cabos | 2023/08/01 04:55 | Aleksandar Kovacevic v Omni Kumar | 6-2,7-5 |
| ATP Los Cabos | 2023/07/31 02:50 | Omni Kumar v Jason Jung | 6-4,4-6,7-6 |
| Challenger de Salinas | 2023/07/24 18:40 | Omni Kumar v Illya Marchenko | 6-3,3-6,4-6 |
| ITF M15 Lakewood | 2023/07/12 16:45 | Omni Kumar v Alexander Kotzen | 6-7,3-6 |
| ITF M15 Lakewood | 2023/07/06 18:30 | Quinn Vandecasteele v Omni Kumar | 0-6,7-5,7-5 |
| ITF M15 Lakewood | 2023/07/05 19:25 | Ishaan Ravichander v Omni Kumar | 1-6,4-6 |
| ITF M15 Irvine | 2023/06/29 20:35 | Omni Kumar v Daniel De Jonge | 4-6,3-6 |
| Challenger de Granby | 2023/07/16 19:10 | Marko Stakusic v Nathan Ponwith | 4-6,4-6 |
| ITF M25 Laval | 2023/07/12 13:55 | Evan Bynoe v Marko Stakusic | 6-0,6-2 |
| ITF M15 Kursumlijska Banja | 2023/06/21 07:00 | Marko Stakusic v Louis Tessa | 2-6,5-7 |
| ITF M15 Kursumlijska Banja | 2023/06/20 07:30 | Marko Stakusic v Gabriel Schenekenberg | 6-4,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/19 09:25 | Marko Stakusic v Martin Zeljenka | 6-3,6-3 |
| ITF M15 Kursumlijska Banja | 2023/06/18 11:00 | Marko Stakusic v Mihail Ivanov | 6-1,6-0 |
| ITF M15 Kursumlijska Banja | 2023/06/14 10:50 | Lautaro Midon v Marko Stakusic | 6-3,6-2 |
| ITF M15 Kursumlijska Banja | 2023/06/13 13:45 | Marko Stakusic v Marko Maksimovic | 6-2,6-4 |