Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Wichita | 2024/06/11 16:30 | Ian Bracks v Nicolas Kotzen | 3-6,3-6 |
| ITF M25 Wichita | 2024/06/10 19:30 | Nicolas Kotzen v Cleeve Harper | 6-4,4-6,10-7 |
| ITF M25 Edmonton | 2023/11/02 19:20 | Liam Draxl v Nicolas Kotzen | 6-3,6-4 |
| ITF M25 Edmonton | 2023/10/31 17:20 | Nicolas Kotzen v Drew Van Orderlain | 6-2,6-4 |
| ITF M25 Edmonton | 2023/10/30 20:15 | Nicolas Kotzen v Calvin Thalheimer | 6-1,6-2 |
| ITF M25 Edmonton | 2023/10/29 23:20 | Nicolas Kotzen v Collin Hyte | 6-0,6-1 |
| UTR Pro Columbus | 2023/08/19 13:00 | Eric Li v Nicolas Kotzen | 6-2,2-6,7-6 |
| UTR Pro Columbus | 2023/08/18 15:30 | Nicolas Kotzen v Zach Fuchs | 3-6,7-6,6-4 |
| ITF M25 Wichita | 2024/06/11 15:00 | Alexander Kotzen v Gabrielius Guzauskas | 6-4,6-0 |
| UTR Pro California | 2023/12/23 16:00 | Alexander Kotzen v Theodore Dean | 5-7,6-7 |
| UTR Pro California | 2023/12/23 00:15 | Alexander Kotzen v Sema Pankin | 6-2,6-2 |
| UTR Pro California | 2023/12/19 23:34 | Antreas Djakouris v Alexander Kotzen | 3-6,2-5 |
| UTR Pro California | 2023/12/18 18:30 | Chase Thompson v Alexander Kotzen | 5-7,4-6 |
| UTR Pro California | 2023/12/17 22:05 | Eric Hadigian v Alexander Kotzen | 2-6,1-6 |
| Challenger Drummondville | 2023/11/13 15:00 | Olaf Pieczkowski v Alexander Kotzen | 1-6,4-6 |
| Challenger Drummondville | 2023/11/12 16:35 | Roko Horvat v Alexander Kotzen | 3-6,1-6 |