Stadium: Court 8 Round: 25 Ground: Clay
| ITF M15 Arad | 2023/09/25 09:30 | Tim Ruehl v Mykyta Riepkin | 6-2,6-1 |
| ITF M15 Koszalin | 2023/09/07 10:00 | Dominik Kellovsky v Tim Ruehl | 6-1,3-6,6-3 |
| ITF M15 Koszalin | 2023/09/06 11:10 | Philipp Pavlenko v Tim Ruehl | 0-6,7-6,2-6 |
| ITF M15 Allershausen | 2023/09/01 11:50 | Tim Ruehl v Nicola Kuhn | 6-3,6-7,3-6 |
| ITF M15 Allershausen | 2023/08/31 10:00 | Diego Dedura-Palomero v Tim Ruehl | 3-6,3-6 |
| ITF M15 Allershausen | 2023/08/30 12:40 | Tim Ruehl v Vincent Marysko | 6-4,6-0 |
| ITF M15 Allershausen | 2023/08/30 08:00 | Tim Ruehl v Erwin Troebinger | 6-1,6-1 |
| ITF M15 Prijedor | 2023/05/19 11:20 | Petr Brunclik v Tim Ruehl | 6-7,6-4,10-7 |
| ITF M15 Arad | 2023/09/25 07:00 | Stefan A Andreescu v Ioan A Teglas | 6-4,4-6,10-8 |
| ITF M15 Constanta | 2023/09/06 07:00 | Stefan A Andreescu v Gianmarco Ferrari | 3-6,1-6 |
| ITF M15 Constanta | 2023/09/05 08:35 | Stefan A Andreescu v Simone Agostini | 6-2,6-1 |
| ITF M15 Bucharest | 2023/08/31 07:00 | Stefan A Andreescu v Petr Nesterov | 4-6,0-6 |
| ITF M15 Bucharest | 2023/08/30 08:00 | Vasile Antonescu v Stefan A Andreescu | 2-6,1-6 |
| ITF M15 Bucharest | 2023/08/29 10:35 | Stefan A Andreescu v Vladimir Filip | 6-0,6-1 |
| ITF M15 Bucharest | 2023/08/28 10:00 | Stefan A Andreescu v Alan Postay | 6-3,6-2 |
| ITF M15 Bucharest | 2023/08/27 11:30 | Stefan A Andreescu v Marian Petre Prajescu | 6-1,6-2 |