Stadium: LEXUS Court Round: 54 Ground: Clay
| ITF M15 Saarlouis | 2023/06/18 12:00 | John Sperle v Laurin Aerne | 6-4,6-2 |
| 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 08:00 | John Sperle v Simon Beaupain | 7-6,4-6,7-6 |
| ITF M15 Duffel | 2023/06/13 08:00 | John Sperle v Alessio Basile | 6-4,6-4 |
| ITF M15 Duffel | 2023/06/12 12:00 | John Sperle v Edouard Villoslada | 6-3,6-2 |
| ITF M15 Duffel | 2023/06/11 12:30 | John Sperle v Isac Stroemberg | 6-3,6-2 |
| Challenger Troisdorf | 2023/05/28 10:25 | Terence Atmane v John Sperle | 6-3,6-4 |
| ITF M25 Bodrum | 2023/05/23 09:00 | John Sperle v Jules Marie | 1-6,2-6 |
| ITF M15 Saarlouis | 2023/06/18 12:00 | Tomas Almeida v Adam Heinonen | 2-6,4-6 |
| UTR Pro Copenhagen | 2023/06/02 10:00 | Christian Sigsgaard v Adam Heinonen | 7-6,6-7,6-1 |
| UTR Pro Copenhagen | 2023/06/01 06:00 | Adam Heinonen v Domen Gostincar | 6-2,6-2 |
| UTR Pro Copenhagen | 2023/05/31 09:00 | Adam Heinonen v Masato Perera | 5-7,6-0,6-1 |
| UTR Pro Copenhagen | 2023/05/30 06:00 | Marshall Tutu v Adam Heinonen | 4-6,6-3,3-6 |
| UTR Pro Copenhagen | 2023/05/29 09:00 | Cornelius Alexander Shalmi v Adam Heinonen | 1-6,3-6 |
| ITF M15 Kalmar | 2023/05/18 10:20 | Max Dahlin v Adam Heinonen | 6-3,2-6,6-4 |
| ITF M15 Kalmar | 2023/05/17 09:00 | Arslanbek Temirhanov v Adam Heinonen | 6-7,4-6 |