Stadium: Centre Court Round: 54 Ground: Clay
| ITF M15 Koksijde | 2019/08/12 14:15 | Lukas H Lilleengen v Robert Ziganshin | 6-1,6-1 |
| ITF M15 Telavi | 2019/07/31 11:10 | Lukas H Lilleengen v Yan Bondarevskiy | 1-6,2-6 |
| ITF M15 Telavi | 2019/07/29 08:00 | Lukas H Lilleengen v Filip Kolasinski | 6-4,6-4 |
| ITF M15 Telavi | 2019/07/22 06:00 | Lukas H Lilleengen v Ivan Mikhaylyuk | 4-6,6-7 |
| ITF M15 Uriage | 2019/07/15 10:00 | Lukas H Lilleengen v Michael-John Every | 6-7,4-6 |
| ITF M15 Tabarka | 2019/07/12 10:20 | Nicolas Alberto Arreche v Lukas H Lilleengen | 6-0,6-1 |
| ITF M15 Tabarka | 2019/07/11 08:00 | Lukas H Lilleengen v Duje Ajdukovic | 6-3,7-5 |
| ITF M15 Tabarka | 2019/07/10 09:30 | Tomislav Jotovski v Lukas H Lilleengen | 5-7,2-6 |
| ITF M15 Koksijde | 2019/08/12 08:00 | Karsten Wuyts v Liam Dielen | 2-6,0-6 |
| ITF M15 Eupen | 2019/08/05 09:00 | Liam Dielen v Adan Freire Da Silva | 0-6,2-6 |
| ITF M15 Brussels | 2019/07/30 10:00 | Liam Dielen v Lucas Hellfritsch | 5-7,1-6 |
| ITF M15 Brussels | 2019/07/29 12:40 | Louis Lechevretel v Liam Dielen | 6-2,2-6,7-10 |
| ITF M25 Lasne | 2019/07/01 12:00 | Charles Broom v Liam Dielen | 6-2,6-3 |
| ITF M25 Arlon | 2019/06/24 14:55 | Liam Dielen v Boris Fassbender | 2-6,2-6 |
| ITF Belgium F10 Qual | 2018/08/26 12:00 | Ignacio Monzon v Liam Dielen | 6-0,6-2 |
| ITF Belgium F10 Qual | 2018/08/25 08:00 | Jonathan Van Nieuwenhove v Liam Dielen | 6-2,5-7,3-6 |