Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Mataro | 2023/05/23 11:15 | Coleman Wong v Richard Zusman | 6-2,6-2 |
| ITF M25 Gurb | 2023/05/16 08:25 | Darwin Blanch v Richard Zusman | 6-4,6-3 |
| ITF M25 Gurb | 2023/05/15 08:00 | Pol Fernandez v Richard Zusman | 4-6,7-5,6-10 |
| ITF M25 Valldoreix | 2023/05/10 11:15 | Ugo Blanchet v Richard Zusman | 6-2,6-1 |
| ITF M25 Sabadell | 2023/05/04 12:50 | David Jorda Sanchis v Richard Zusman | 6-2,7-6 |
| ITF M25 Sabadell | 2023/05/03 13:05 | Richard Zusman v Alejandro Manzanera Pertusa | 4-6,7-6,7-5 |
| ITF M15 Telde | 2023/04/16 11:30 | Michael Zhu v Richard Zusman | 6-4,6-2 |
| ITF M15 Telde | 2023/04/09 07:00 | Kai Lemstra v Richard Zusman | 4-6,6-1,10-6 |
| ITF M25 Cordoba | 2023/06/05 09:30 | Mario G Fernandez v Karol Malirz | 6-0,6-1 |
| ITF M25 Agadir | 2022/07/31 12:15 | Alessandro Cortegiani v Karol Malirz | 6-3,6-3 |
| ITF M15 Castelo Branco | 2022/07/24 15:00 | Karol Malirz v Nuno Pinheiro | 3-6,5-7 |
| ITF M15 Cordoba | 2022/06/06 17:00 | Adrian Oetzbach v Karol Malirz | 6-4,6-3 |