Stadion: Court 4 Round: 62 Ground: Clay
| ITF - M25 - Muttenz | 2023/08/14 10:10 | Leon Formella v Giuseppe La Vela | 4-6,3-6 |
| ITF - M15 - Eupen | 2023/08/08 08:00 | Stijn Slump v Leon Formella | 6-4,6-2 |
| ITF - M15 - Eupen | 2023/08/07 07:00 | Julian Peter v Leon Formella | 4-6,2-6 |
| ITF - M15 - Novi Sad | 2023/07/31 07:00 | Daniil Ostapenkov v Leon Formella | 6-1,6-2 |
| ITF - M25 - Bacau | 2023/07/23 08:30 | Leon Formella v Louis Allen | 2-6,4-6 |
| ITF - M15 - Uslar | 2023/07/17 09:00 | Leon Formella v Jeremy Schifris | 1-6,1-6 |
| ITF - M25 - Grasse | 2023/06/12 07:30 | Pablo Trochu v Leon Formella | 6-1,6-0 |
| ITF - M25 - Grasse | 2023/06/11 10:25 | Leon Formella v Laurent Julia Calac | 6-3,7-5 |
| ITF - M15 - Kottingbrunn | 2023/08/13 08:00 | Michael Gloeckler v Austin Johnson | 6-0,6-0 |
| ITF - M15 - Antalya | 2023/04/02 07:00 | Vardan Manukyan v Austin Johnson | 6-2,6-2 |
| ITF - M15 - Antalya | 2023/03/26 10:30 | Joao M Nusdeo v Austin Johnson | 6-4,6-2 |
| ITF - M15 - Antalya | 2023/03/19 07:00 | Egor Novikov v Austin Johnson | 6-4,6-2 |
| ITF - M15 - Cancun | 2022/09/25 18:00 | Austin Johnson v Alexis Leguizamon | 4-6,3-6 |
| ITF - M15 - Cancun | 2022/09/18 16:30 | Elio Jose Ribeiro Lago v Austin Johnson | 6-1,6-2 |
| ITF - M15 - Cancun | 2022/08/23 14:00 | Bernard Tomic v Austin Johnson | 6-1,6-2 |
| ITF - M15 - Cancun | 2022/08/14 13:30 | Samuel Sanchez v Austin Johnson | 6-1,6-2 |