Stadium: Court Tsisipas Round: 62 Ground: Hardcourt outdoor
| ITF M15 - Heraklion | 2023/03/17 11:55 | Francois Musitelli v Kai Lemstra | 7-6,2-6,7-6 |
| ITF M15 - Heraklion | 2023/03/16 08:00 | Niccolo Catini v Kai Lemstra | 3-6,1-6 |
| ITF M15 - Heraklion | 2023/03/15 11:45 | Kai Lemstra v Aleksandre Bakshi | 7-6,5-7,6-2 |
| ITF M25 - Heraklion | 2023/03/14 07:00 | Kai Lemstra v Timofey Stepanov | 6-1,6-1 |
| ITF M25 - Heraklion | 2023/03/13 08:00 | Kai Lemstra v Miko Wassermann | 6-2,6-0 |
| UTR Pro - Dubai | 2023/02/12 05:00 | Kai Lemstra v Dmitri Vlasov | 6-2,6-0 |
| UTR Pro - Dubai | 2023/02/11 05:00 | Kai Lemstra v Johann Willems | 3-6,7-6,5-1 |
| UTR Pro - Dubai | 2023/02/10 06:30 | Kai Lemstra v Benedikt Henning | 7-5,6-1 |
| ITF M15 - Kottingbrunn | 2022/08/03 09:00 | Petr Hajek v Corentin Denolly | 2-6,5-7 |
| ITF M15 - Bytom | 2022/06/07 14:40 | Petr Hajek v Yann Wojcik | 4-6,1-6 |
| ITF M15 - Sharm El Sheikh | 2022/03/22 09:45 | Petr Hajek v Ainius Sabaliauskas | 7-5,3-6,3-10 |
| ITF M15 - Sharm El Sheikh | 2022/03/21 07:30 | Petr Hajek v Shunsuke Wakita | 6-2,6-4 |
| ITF M15 - Sharm El Sheikh | 2022/03/16 13:30 | Petr Hajek v Aleksandre Bakshi | 4-6,1-6 |
| ITF M15 - Sharm El Sheikh | 2022/03/10 09:00 | Petr Hajek v Francesco Vilardo | 4-6,3-6 |
| ITF M15 - Sharm El Sheikh | 2022/03/09 13:25 | Lorenzo Bresciani v Petr Hajek | 3-6,4-6 |
| ITF M15 - Sharm El Sheikh | 2022/03/02 11:45 | Petr Hajek v Saba Purtseladze | 4-6,6-2,3-6 |