Stadium: Stadium Round: 19 Ground: Hardcourt outdoor
| Challenger Cary | 2023/08/06 14:00 | Omni Kumar v Karl Poling | 6-1,3-6,5-7 |
| ITF M25 Decatur | 2023/08/02 13:45 | Gavin Young v Karl Poling | 6-0,7-6 |
| ITF M25 Decatur | 2023/08/01 19:05 | Karl Poling v David Krasner | 6-0,6-0 |
| ITF M25 Decatur | 2023/07/31 14:00 | Karl Poling v Alex Kobelt | 6-2,6-2 |
| ITF M25 Dallas | 2023/07/14 18:00 | Aidan Mayo v Karl Poling | 6-4,0-6,6-3 |
| ITF M25 Dallas | 2023/07/13 19:00 | Karl Poling v Colton Smith | 6-3,6-4 |
| ITF M25 Dallas | 2023/07/11 19:25 | Karl Poling v Joshua Sheehy | 6-4,3-6,6-3 |
| ITF M25 Tulsa | 2023/06/21 14:00 | Karl Poling v Ethan Quinn | 6-7,6-3,6-7 |
| Challenger Cary | 2023/08/06 14:00 | Fons Van Sambeek v Tatsuma Ito | 7-6,1-6,6-3 |
| ITF M15 Eindhoven | 2023/08/01 14:40 | Stian Klaassen v Fons Van Sambeek | 7-6,6-3 |
| Challenger Amersfoort | 2023/07/16 13:10 | Fons Van Sambeek v Simon Beaupain | 4-6,2-6 |
| ITF M25 Esch/Alzette | 2023/07/12 09:45 | Fons Van Sambeek v Alex Knaff | 3-6,4-6 |
| ITF M25 Esch/Alzette | 2023/07/10 14:35 | Fons Van Sambeek v Joel Angel Lucero | 6-0,6-2 |
| ITF M25 Hága | 2023/07/06 09:00 | Fons Van Sambeek v Guy Den Heijer | 4-6,6-1,2-6 |
| ITF M25 Hága | 2023/07/03 13:15 | Tom Schonenberg v Fons Van Sambeek | 3-6,2-6 |
| ITF M25 Hága | 2023/07/02 10:30 | Ying Hou v Fons Van Sambeek | 2-6,1-6 |