Stadium: Court 11 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Sintra | 2019/08/14 12:00 | Gil, Fred v Gueydan, Quentin | 6-2,6-0 |
| ITF M15 Sintra | 2019/08/13 10:00 | Gueydan, Quentin v Theo Arribage | 7-5,7-5 |
| ITF M15 Sintra | 2019/08/12 09:00 | Gueydan, Quentin v Bajwa, Paramveer Singh | 2-6,6-3,11-9 |
| Chiswick, Singles W-ITF-GBR-09A | 2019/08/08 09:00 | Robert, Quentin v Gueydan, Quentin | 6-7,6-2,6-1 |
| Chiswick, Singles W-ITF-GBR-09A | 2019/08/07 10:45 | Farmer, Elliott v Gueydan, Quentin | 1-6,3-6 |
| Chiswick, Singles W-ITF-GBR-09A | 2019/08/05 18:55 | Sizya Ernest Kivanda v Gueydan, Quentin | 3-6,4-6 |
| Chiswick, Singles W-ITF-GBR-09A | 2019/08/05 14:35 | Benya, Roee v Gueydan, Quentin | 3-6,4-6 |
| Troyes, Singles Qualifying M-ITF-FRA-13A | 2019/07/24 08:55 | Okala, Jules v Gueydan, Quentin | 6-2,7-6 |
| ITF M15 Sintra | 2019/08/12 09:00 | Adam Jones v Stoliar, Illia | 6-2,6-3 |
| ITF M25 Porto | 2019/07/22 12:00 | Stoliar, Illia v Ewen Lumsden | 3-6,1-6 |
| ITF M15 Castelo Branco | 2019/07/15 09:00 | Stoliar, Illia v van Der Horst, Tim | 6-7,5-7 |
| ITF M15 Idanha-a-Nova | 2019/07/08 09:00 | Ratsaratany, Loic v Stoliar, Illia | 6-2,6-4 |
| ITF M15 Idanha-a-Nova | 2019/07/01 09:00 | Da Silva, Gabriel Ciro v Stoliar, Illia | 6-2,2-6,11-9 |
| ITF Portugal F22 | 2018/10/20 09:00 | Stoliar, Illia v Maia, Hugo | 4-6,4-6 |
| ITF Portugal F21 | 2018/10/14 10:00 | Gabriele Moghini v Stoliar, Illia | 6-2,6-4 |
| ITF Portugal F20 | 2018/10/07 13:00 | Brandao, Filipe v Stoliar, Illia | 6-4,6-3 |