Stadium: Court 4 Round: 27 Ground: Hardcourt indoor
| ITF M15 Ithaca | 2023/10/05 16:35 | Alex Rybakov v Matt Kuhar | 6-4,7-5 |
| ITF M15 Ithaca | 2023/10/03 21:55 | Alex Rybakov v Joshua Lapadat | 6-3,6-1 |
| Challenger - Columbus | 2023/09/17 16:30 | Elmar Ejupovic v Alex Rybakov | 6-3,4-6,6-3 |
| Challenger - Cary | 2023/09/11 17:00 | Strong Kirchheimer v Alex Rybakov | 6-7,7-5,7-6 |
| Challenger - Cary | 2023/09/10 17:00 | Colin Markes v Alex Rybakov | 3-6,1-6 |
| UTR Pro Fort Worth | 2023/09/06 21:00 | Alex Rybakov v Adam Lynch | 7-6,2-1 |
| UTR Pro Fort Worth | 2023/09/05 23:46 | Joan Torres Espinosa v Alex Rybakov | 1-6,2-6 |
| UTR Pro Fort Worth | 2023/09/05 00:00 | Callaway Clark v Alex Rybakov | 2-6,0-6 |
| ITF M15 Ithaca | 2023/10/05 14:00 | Fons Van Sambeek v Danil Panarin | 7-6,1-6,6-3 |
| ITF M15 Ithaca | 2023/10/03 16:30 | Felipe Pinzon Moreno v Fons Van Sambeek | 0-6,4-6 |
| ITF M15 Albuquerque | 2023/09/28 19:45 | Olle Wallin v Fons Van Sambeek | 6-3,6-3 |
| ITF M15 Albuquerque | 2023/09/27 21:30 | Andrew Fenty v Fons Van Sambeek | 3-6,4-6 |
| Challenger - Cary | 2023/08/07 16:00 | Karl Poling v Fons Van Sambeek | 6-2,6-4 |
| 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 |