Estádio: Indoor 4 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Vejle | 2023/07/28 08:00 | Alec Deckers v Johannes Ingildsen | 6-4,6-0 |
| ITF - M15 Vejle | 2023/07/27 08:00 | Andrea Gola v Johannes Ingildsen | 3-6,5-7 |
| ITF - M15 Vejle | 2023/07/26 12:45 | Johannes Ingildsen v Gilles Arnaud Bailly | 6-2,7-5 |
| ITF - M25 Roehampton | 2023/07/18 10:00 | William Jansen v Johannes Ingildsen | 6-2,7-5 |
| ITF - M25 Nottingham | 2023/07/11 13:55 | Jacob Fearnley v Johannes Ingildsen | 6-2,6-1 |
| ITF - M25 Ajaccio | 2023/07/06 19:55 | Johannes Ingildsen v Jules Marie | 4-6,2-6 |
| ITF - M25 Ajaccio | 2023/07/05 07:00 | Johannes Ingildsen v Benjamin Pietri | 7-5,6-7,6-4 |
| ITF - M25 Nottingham - Qualificação | 2023/04/30 10:50 | Johannes Ingildsen v Louis Bowden | 2-6,5-7 |
| ITF - M25 Roehampton | 2023/08/07 10:25 | Alexander Klintcharov v Finn Bass | 5-7,3-6 |
| ITF - M25 Roehampton | 2023/08/06 09:00 | Alexander Klintcharov v David Quayle | 6-3,6-3 |
| ITF - M25 Roehampton | 2023/08/01 14:10 | Ryan James Storrie v Alexander Klintcharov | 6-4,6-4 |
| ITF - M25 Roehampton | 2023/07/16 10:00 | Alexander Klintcharov v Luke Simkiss | 4-6,5-7 |
| ITF - M25 Nottingham | 2023/07/10 10:00 | Alexander Klintcharov v Emile Hudd | 2-6,2-6 |
| ITF - M25 Nottingham | 2023/07/09 10:00 | Alexander Klintcharov v Max Benaim | 6-3,6-1 |
| ITF - M15 Celje | 2023/06/26 11:40 | Mark Wallner v Alexander Klintcharov | 6-2,7-6 |
| ITF - M15 Štore | 2023/06/24 09:15 | Alexander Klintcharov v Dominik Kellovsky | 2-6,6-7 |