| UTR Pro Tennis Series California | 2021/11/09 19:00 | Juan Carlos v Daniel Traxler | 6-2,6-5 |
| UTR Pro Tennis Series California | 2021/11/08 16:00 | Juan Carlos v Joe Tyler | 6-3,6-2 |
| UTR Pro Tennis Series California | 2021/11/09 17:30 | Joe Tyler v Zdenek Derkas | 6-7,0-6 |
| UTR Pro Tennis Series California | 2021/11/08 17:30 | Zdenek Derkas v Daniel Traxler | 6-0,6-0 |
| UTR Pro Tennis Series California | 2021/10/11 15:00 | Zdenek Derkas v Kris Van Wyk | 0-0 |
| ITF M25 Most | 2021/05/24 09:00 | Zdenek Derkas v Lucas Bouquet | 1-6,1-6 |
| ITF M25 Most | 2021/05/23 14:00 | Leon Hoeveler v Zdenek Derkas | 4-6,1-6 |
| ITF M25 Poznan | 2020/08/24 11:00 | Filip Kolasinski v Zdenek Derkas | 6-0,6-0 |
| ITF M25 Poznan | 2020/08/23 09:30 | Zdenek Derkas v Piotr Galus | 6-4,6-4 |
| ITF M15 Piestany | 2019/07/17 10:30 | Marek Semjan v Zdenek Derkas | 6-3,7-6 |