Stadium: Court 6 Round: 25 Ground: Clay
| ITF M15 Duffel | 2023/06/17 11:15 | Ryan Nijboer v Jeremy Jahn | 2-6,1-6 |
| ITF M15 Duffel | 2023/06/16 11:00 | Ryan Nijboer v John Sperle | 6-4,4-6,6-3 |
| ITF M15 Duffel | 2023/06/15 10:00 | Ryan Nijboer v Andrea Gola | 2-6,6-1,6-3 |
| ITF M15 Duffel | 2023/06/14 09:50 | Ryan Nijboer v Niklas Schell | 6-7,6-2,6-4 |
| ITF M25 La Nucia | 2023/06/01 13:00 | Ryan Nijboer v Yshai Oliel | 2-6,1-6 |
| ITF M25 La Nucia | 2023/06/01 07:00 | Ryan Nijboer v Jaime Caldes | 6-2,6-7,6-1 |
| ITF M25 La Nucia | 2023/05/31 09:35 | Ryan Nijboer v Noah Regas | 6-2,6-0 |
| ITF M25 La Nucia | 2023/05/30 08:00 | Ryan Nijboer v Alberto A Fernandez | 6-0,6-1 |
| ITF M25 Risskov/Aarhus | 2023/06/14 08:30 | Ergi Kirkin v Nicolas Kobelt | 7-6,6-2 |
| ITF M15 Vaasa | 2023/06/09 11:10 | Tom Gentzsch v Nicolas Kobelt | 6-3,6-7,6-1 |
| ITF M15 Vaasa | 2023/06/08 12:25 | Jack Karlsson Winstrand v Nicolas Kobelt | 2-6,6-4,3-6 |
| ITF M15 Vaasa | 2023/06/07 14:20 | Ivan Denisov v Nicolas Kobelt | 4-6,5-7 |
| ITF M15 Kalmar | 2023/05/18 09:15 | Nicolas Kobelt v Lewie Lane | 4-6,2-6 |
| ITF M15 Kalmar | 2023/05/17 08:00 | Nicolas Kobelt v Pedro Sakamoto | 6-3,7-5 |
| ITF M25 Varnamo | 2023/05/09 11:40 | Lewie Lane v Nicolas Kobelt | 6-3,2-6,7-5 |
| ITF M15 Antalya | 2023/05/01 09:35 | Nicolas Kobelt v Jerome Iaconi | 6-2,4-6,10-12 |