| UTR Pro Tennis Series - Říčany | 2021/09/10 10:30 | Adam Krischke v Krystof Zapsky | 4-6,1-3 |
| UTR Pro Tennis Series - Říčany | 2021/09/07 12:30 | Marek Jaloviec v Krystof Zapsky | 6-3,3-6,5-1 |
| UTR Pro Tennis Series - Říčany | 2021/09/06 09:00 | Krystof Zapsky v Jiri Barnat | 0-6,3-6 |
| ITF M25 Říčany | 2021/08/30 09:00 | Marcelo Zormann v Krystof Zapsky | 6-2,6-3 |
| ITF M25 Říčany | 2021/08/29 10:30 | Lars Aregger v Krystof Zapsky | 6-7,2-6 |
| ITF M15 Lodž | 2021/08/16 08:00 | Kamil Gajewski v Krystof Zapsky | 6-3,6-3 |
| Challenger Praha | 2021/08/08 08:30 | Franco Agamenone v Krystof Zapsky | 6-2,6-3 |
| ITF M25 Vratislav | 2021/06/27 14:00 | Toby Alex Kodat v Krystof Zapsky | 6-0,6-2 |
| UTR Pro Tennis Series - Říčany | 2021/09/10 07:30 | Yanais Laurent v Lawrence Bataljin | 6-2,6-1 |
| UTR Pro Tennis Series - Říčany | 2021/09/09 10:00 | Yanais Laurent v Andrey Chepelev | 0-6,4-6 |
| UTR Pro Tennis Series - Říčany | 2021/09/08 10:30 | Jan Šátral v Yanais Laurent | 4-6,6-7 |
| UTR Pro Tennis Series - Říčany | 2021/09/07 07:30 | Michalis Sakellaridis v Yanais Laurent | 2-6,3-5 |
| UTR Pro Tennis Series - Portorož | 2021/08/28 07:00 | Yanais Laurent v Gal Emersic Potocnik | 3-6,1-5 |
| UTR Pro Tennis Series - Portorož | 2021/08/27 13:30 | Yanais Laurent v George Botezan | 6-4,6-1 |
| UTR Pro Tennis Series - Portorož | 2021/08/26 14:00 | Yanais Laurent v Dusan Trunic | 6-1,6-1 |
| UTR Pro Tennis Series - Portorož | 2021/08/26 08:30 | Oleksandr Bielinskyi v Yanais Laurent | 0-0 |