Stadium: Court 6 Round: 25 Ground: Clay
| Brussels, Singles M-ITF-BEL-03A | 2019/07/31 12:00 | Guy Den Heijer v Dermiens, Guillaume | 6-3,6-3 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/03 08:00 | Dima, Dragos v Dermiens, Guillaume | 6-4,6-4 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/02 11:50 | Dermiens, Guillaume v Buvaysar Gadamauri | 2-6,6-3,11-9 |
| Lasne, Singles Qualifying M-ITF-BEL-02A | 2019/07/01 15:55 | Recek, Dominik v Dermiens, Guillaume | 6-4,4-6,7-10 |
| ITF M25 Arlon | 2019/06/25 11:40 | Bergevi, Filip v Dermiens, Guillaume | 6-3,6-3 |
| ITF M25 Arlon | 2019/06/24 15:15 | Dermiens, Guillaume v Arvid Nordquist | 6-1,6-4 |
| Kalmar, Singles M-ITF-SWE-02A | 2019/05/14 08:15 | Simon Freund v Dermiens, Guillaume | 6-3,4-6,10-6 |
| Kalmar, Singles M-ITF-SWE-02A | 2019/05/13 08:15 | Wiklund, Olof v Dermiens, Guillaume | 6-3,5-7,2-10 |
| Brussels, Singles M-ITF-BEL-03A | 2019/07/29 14:10 | Ugo Blanchet v Lopez, Luis Humberto | 6-3,2-6,5-10 |
| Uriage, Singles M-ITF-FRA-12A | 2019/07/20 15:20 | Petit, Gabriel v Ugo Blanchet | 6-2,7-5 |
| Uriage, Singles M-ITF-FRA-12A | 2019/07/19 13:00 | Ugo Blanchet v Samuel Brosset | 6-1,6-3 |
| Uriage, Singles M-ITF-FRA-12A | 2019/07/18 09:00 | Ugo Blanchet v Lambling, Raphael | 6-4,7-5 |
| ITF M25 Ajaccio | 2019/07/10 09:55 | Ugo Blanchet v Benjamin Lock | 5-7,4-6 |
| ITF M25 Ajaccio | 2019/07/08 14:00 | Ugo Blanchet v Hendrik Jebens | 6-4,6-4 |
| ITF M25 Bourg-en-Bresse | 2019/07/03 14:30 | Emilien Voisin v Ugo Blanchet | 6-3,2-6,6-1 |
| ITF M25 Montauban | 2019/06/26 09:35 | Cornut-Chauvinc, Antoine v Ugo Blanchet | 6-2,7-6 |