Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Decatur | 2023/08/02 20:20 | Henrik Wiersholm v Jonah Braswell | 4-6,6-2,0-6 |
| ITF M25 Decatur | 2023/08/01 13:45 | Ishaan Ravichander v Henrik Wiersholm | 2-6,2-6 |
| ITF M15 Pittsburgh | 2023/07/25 16:00 | Juan Carlos Aguilar v Henrik Wiersholm | 6-4,7-6 |
| ITF M15 Rochester | 2023/07/21 19:00 | Henrik Wiersholm v Darian King | 7-6,3-6,4-6 |
| ITF M15 Rochester | 2023/07/20 15:25 | Henrik Wiersholm v Tommaso Carnevale-Miino | 3-6,6-3,6-2 |
| ITF M15 Rochester | 2023/07/19 18:15 | Patrick Maloney v Henrik Wiersholm | 6-3,4-6,5-7 |
| UTR Pro Florida | 2023/06/25 13:00 | Dimitri Badra v Henrik Wiersholm | 7-6,2-6,3-6 |
| UTR Pro Florida | 2023/06/24 14:30 | Ritesh Patil v Henrik Wiersholm | 3-6,1-6 |
| ITF M25 Decatur | 2023/08/01 15:35 | Nicolas Kotzen v Pranav Kumar | 3-6,2-6 |
| UTR Pro Boston | 2023/01/08 15:30 | Holden Koons v Nicolas Kotzen | 2-6,6-7 |
| UTR Pro Boston | 2023/01/07 21:44 | Drew Van Orderlain v Nicolas Kotzen | 3-6,3-5 |
| UTR Pro Boston | 2023/01/06 22:32 | Nicolas Kotzen v Muhammad Dossani | 6-2,6-1 |
| UTR Pro Boston | 2023/01/04 21:14 | Nicolas Kotzen v Isaac Gorelik | 6-4,6-4 |
| UTR Pro Boston | 2023/01/03 22:42 | Nicolas Kotzen v Christopher Bulus | 6-4,6-3 |
| UTR Pro Boston | 2023/01/02 19:30 | Theodore Truwit v Nicolas Kotzen | 1-6,6-7 |
| UTR Pro Pro Tennis Tennis Series Atlanta | 2022/08/13 18:00 | Nicolas Kotzen v Joshua Raab | 6-1,6-5 |