Stadium: Hard Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Heraklion | 2023/11/13 13:45 | Ioannis Kountourakis v Noah Merre | 6-7,1-6 |
| ITF M25 Heraklion | 2023/11/12 13:00 | Ioannis Kountourakis v Tom Varzandeh | 6-3,6-3 |
| ITF M25 Heraklion | 2023/11/07 10:15 | Daniele Rapagnetta v Ioannis Kountourakis | 6-4,7-5 |
| ITF M25 Heraklion | 2023/11/05 11:00 | Kevin Edengren v Ioannis Kountourakis | 2-6,6-7 |
| ITF M25 Heraklion | 2023/11/01 10:10 | Ioannis Kountourakis v Enrico Dalla Valle | 4-6,1-6 |
| ITF M15 Heraklion | 2023/10/25 06:30 | Guy Den Ouden v Ioannis Kountourakis | 7-5,6-4 |
| ITF M15 Heraklion | 2023/10/19 06:30 | Ioannis Kountourakis v Sidane Pontjodikromo | 4-6,6-2,2-6 |
| ITF M15 Heraklion | 2023/10/18 08:10 | Ki Lung NG v Ioannis Kountourakis | 3-6,3-6 |
| ITF M25 Heraklion | 2023/11/14 07:30 | Jannik Maute v Arthur Van Der Kooij | 6-4,6-4 |
| ITF M25 Heraklion | 2023/11/13 13:45 | Arthur Van Der Kooij v Philip Hjorth | 1-6,6-4,10-7 |
| ITF M25 Edgbaston | 2023/10/16 10:15 | Ewen Lumsden v Arthur Van Der Kooij | 7-6,6-2 |
| ITF M25 Edgbaston | 2023/10/15 09:00 | Arthur Van Der Kooij v Liam Hignett | 2-6,7-6,10-0 |
| ITF M15 Haren | 2023/09/03 08:00 | Arthur Van Der Kooij v Pepijn Bastiaansen | 2-6,1-6 |
| ITF M25 Oldenzaal | 2023/08/27 09:30 | Marcel Hornung v Arthur Van Der Kooij | 6-4,6-4 |
| UTR Pro Hilversum | 2023/06/07 06:00 | Arthur Van Der Kooij v Alessandro-D Ventre | 5-7,0-3 |
| UTR Pro Hilversum | 2023/06/06 09:54 | Arthur Van Der Kooij v Pepijn Bastiaansen | 1-6,4-6 |