Stadium: Court 2 Round: 54 Ground: Clay
| ITF M15 Monastir | 2023/04/16 08:00 | Thomas Mathys v Adrian Arcon | 3-6,3-6 |
| ITF M15 Monastir | 2023/04/09 08:00 | Dusan Baranec v Thomas Mathys | 6-2,6-0 |
| ITF M15 Monastir | 2023/03/01 08:30 | Thomas Mathys v Federico Arnaboldi | 2-6,2-6 |
| ITF M15 Monastir | 2023/02/27 13:30 | Josh Roe Flannelly v Thomas Mathys | 4-6,4-6 |
| ITF M15 Monastir | 2023/02/27 09:30 | Thomas Mathys v Giuseppe La Vela | 2-6,6-2,10-4 |
| ITF M15 Monastir | 2023/02/19 09:00 | Giuseppe La Vela v Thomas Mathys | 7-5,6-2 |
| ITF M15 Monastir | 2023/02/12 08:30 | Thomas Mathys v Maxime Dubouch | 0-6,2-6 |
| ITF M25 Sierre | 2022/08/29 07:55 | Thomas Mathys v Luca Parenti | 1-6,3-6 |
| ITF M15 Casablanca | 2023/06/19 13:30 | Raffael Schaer v Lucio Carnevalle | 4-6,2-6 |
| ITF M15 Casablanca | 2023/06/18 11:30 | Lautaro Pane v Raffael Schaer | 6-7,3-6 |
| ITF M25 Grasse | 2023/06/13 07:25 | Raffael Schaer v Adrien Gobat | 0-6,3-6 |
| ITF M15 Addis Ababa Qual | 2023/05/22 06:30 | Fares Zakaria v Raffael Schaer | 6-4,3-6,10-5 |
| ITF M15 Addis Ababa Qual | 2023/05/21 05:30 | Nicholas Van Aken v Raffael Schaer | 1-6,0-6 |
| ITF M15 Addis Ababa | 2023/05/15 09:15 | Nicolas Villalon v Raffael Schaer | 3-6,6-3,10-7 |
| ITF M15 Addis Ababa | 2023/05/14 06:00 | Marcel Politowicz v Raffael Schaer | 1-6,2-6 |
| ITF M15 Monastir | 2023/04/16 08:00 | Raffael Schaer v Antoine Vincent | 2-6,1-6 |