Stadium: Court A Round: 45 Ground: Hardcourt indoor
| ITF Czech Republic F11 Qual | 2018/11/19 12:30 | Valentin Guenther v Emilien Voisin | 6-1,6-2 |
| ITF M15 Grenoble | 2019/02/05 15:20 | Geoffrey Blancaneaux v Emilien Voisin | 7-6,6-2 |
| ITF Czech Republic F12 | 2018/11/26 09:00 | Michal Bisko v Emilien Voisin | 6-3,1-6,6-2 |
| ITF Czech Republic F11 Qual | 2018/11/19 12:30 | Valentin Guenther v Emilien Voisin | 6-1,6-2 |
| ITF France F21 | 2018/10/06 13:20 | Diamant F Da Silva v Emilien Voisin | 6-2,6-3 |
| ITF France F20 | 2018/10/02 11:30 | Gregoire Jacq v Emilien Voisin | 6-1,6-1 |
| ITF Netherlands F3 | 2018/07/07 11:30 | Joris Bodin v Emilien Voisin | 6-3,6-3 |
| ITF France F12 | 2018/07/02 11:25 | Emilien Voisin v Joffrey De Schepper | 1-6,4-6 |
| ITF France F9 | 2018/05/02 15:00 | Emilien Voisin v Maxime Chazal | 7-6,3-6,0-6 |
| ITF M15 Oslo | 2019/03/05 09:00 | Valentin Guenther v Patrick Mayer | 1-6,6-3,9-11 |
| ITF M15 Monastir | 2019/02/07 08:00 | Jacopo Berrettini v Valentin Guenther | 5-7,7-5,7-5 |
| ITF M15 Monastir | 2019/02/06 13:40 | Valentin Guenther v Arnav Mohanty | 6-4,6-0 |
| ITF M15 Monastir | 2019/01/31 11:40 | Corentin Denolly v Valentin Guenther | 6-3,6-4 |
| ITF M15 Monastir | 2019/01/30 09:00 | Simon A Ivanov v Valentin Guenther | 5-7,6-1,2-6 |
| ITF M15 Monastir | 2019/01/28 10:00 | Valentin Guenther v Domen Gostincar | 6-4,3-6,10-6 |
| ITF M15 Monastir | 2019/01/21 08:30 | Valentin Guenther v Domen Gostincar | 6-2,1-6,7-10 |
| ITF Qatar F6 | 2018/12/18 07:00 | Alexander Zhurbin v Valentin Guenther | 3-6,6-3,6-2 |