Stadium: PENINA Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Portimao | 2023/03/13 09:00 | Joshua Schaefer v Carlos Garcia Mondelo | 6-3,7-5 |
| ITF M25 Portimao | 2023/03/12 09:00 | Joshua Schaefer v Glauco Pinheiro Da Cruz Junior | 7-5,6-3 |
| ITF M25 Quinta Do Lago | 2023/03/07 12:30 | Peter Sychev v Joshua Schaefer | 0-6,7-6,14-12 |
| ITF M25 Faro | 2023/02/20 11:30 | Imanol L Morillo v Joshua Schaefer | 6-2,6-3 |
| ITF M25 Faro | 2023/02/19 10:00 | Joshua Schaefer v Dhruva Mulye | 6-0,6-2 |
| ITF M15 Oberhaching | 2023/02/12 11:30 | Ben Jones v Joshua Schaefer | 6-2,6-0 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/06 10:00 | Francisco Vilaca v Joshua Schaefer | 2-6,6-4,10-5 |
| ITF M15 Jakarta Qual | 2023/01/22 02:30 | Lakshya Gupta v Joshua Schaefer | 6-3,6-2 |
| ITF M25 Portimao | 2023/03/13 09:00 | Aydan Gomez Osorio v Batiste Guerra | 2-6,6-3,9-11 |
| ITF M25 Portimao | 2023/03/12 09:00 | Joao Portugal v Batiste Guerra | 4-6,6-3,9-11 |
| ITF M25 Quinta Do Lago | 2023/03/08 17:40 | Batiste Guerra v Tomas C Abasolo | 0-6,1-6 |
| ITF M25 Quinta Do Lago | 2023/03/08 14:50 | Mick Veldheer v Batiste Guerra | 4-6,6-0,6-10 |
| ITF M25 Quinta Do Lago | 2023/03/05 17:00 | Eshan Mukherjee v Batiste Guerra | 5-7,3-6 |
| ITF M25 Loule | 2023/02/26 10:00 | Stepan Pecak v Batiste Guerra | 6-2,5-7,10-8 |
| ITF M25 Faro | 2023/02/19 13:00 | Batiste Guerra v Xavi Matas Ortega | 2-6,1-6 |
| ITF M25 Nussloch | 2023/01/23 09:00 | Vlad Andrei Dancu v Batiste Guerra | 6-4,6-1 |