Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 - Brcko | 2021/05/18 14:40 | Artem Dubrivnyy v Tim Heger | 6-3,6-1 |
| ITF M15 - Prijedor | 2021/05/12 10:30 | Joao Lucas Reis da Silva v Tim Heger | 6-3,7-5 |
| ITF M15 - Prijedor | 2021/05/11 09:30 | Alen Rogic-Hadzalic v Tim Heger | 6-3,4-6,7-10 |
| ITF M15 - Prijedor | 2021/05/10 13:30 | Nicolas Zanellato v Tim Heger | 6-4,3-6,7-10 |
| ITF M15 - Prijedor | 2021/05/09 12:30 | Tadija Radovanovic v Tim Heger | 3-6,3-6 |
| ITF M15 - Sibenik | 2021/04/21 08:00 | Tim Heger v Marco Miceli | 3-6,4-6 |
| ITF M15 - Sibenik | 2021/04/20 10:05 | George Botezan v Tim Heger | 6-3,4-6,9-11 |
| ITF M15 - Sibenik | 2021/04/19 14:30 | Borna Devald v Tim Heger | 3-6,2-6 |
| ITF M15 - Sibenik | 2021/05/16 07:30 | Joris Hoogland v Martin Zeljenka | 6-7,3-6 |
| ITF M15 - Prijedor | 2021/05/09 07:00 | Joris Hoogland v Milos Vukovic | 2-6,2-6 |
| ITF M15 - Monastir | 2021/01/10 13:00 | Joris Hoogland v Dominik Palan | 0-6,2-6 |
| ITF M15 - Monastir | 2021/01/10 09:00 | Joris Hoogland v Arthur Bonnaud | 4-6,6-4,11-9 |
| ITF M15 - Monastir | 2021/01/03 11:00 | Cyril Vandermeersch v Joris Hoogland | 6-3,6-1 |
| ITF M15 - Santo Domingo | 2020/12/07 15:30 | Joris Hoogland v Charles Broom | 3-6,1-6 |
| ITF M15 - Santo Domingo | 2020/11/30 15:00 | Dominik Palan v Joris Hoogland | 6-4,6-2 |
| ITF M15 - Santo Domingo | 2020/11/29 14:30 | Joris Hoogland v Ivo Cimino | 6-0,6-1 |