Stadium: MTA11 Round: 62 Ground: Clay
| ITF M15 Limassol | 2023/11/29 14:10 | Twan Van Zijl v Sebastian Sorger | 3-6,0-6 |
| ITF M15 Limassol | 2023/11/28 08:00 | Twan Van Zijl v Mats Bredschneijder | 6-4,6-4 |
| ITF M15 Limassol | 2023/11/22 13:20 | Twan Van Zijl v Andreas Timini | 4-6,7-6,6-7 |
| ITF M15 Limassol | 2023/11/20 08:00 | Twan Van Zijl v Nicholas Campbell | 6-1,7-6 |
| ITF M25 Tavira | 2023/10/20 13:00 | Sebastian Fanselow v Twan Van Zijl | 6-0,6-1 |
| ITF M25 Tavira | 2023/10/20 09:00 | Twan Van Zijl v Philip Hjorth | 6-3,6-3 |
| ITF M25 Tavira | 2023/10/18 15:55 | Alexis Boureau v Twan Van Zijl | 2-6,1-6 |
| ITF M25 Tavira | 2023/10/17 13:20 | Pijus Vaitiekunas v Twan Van Zijl | 1-6,1-6 |
| ITF M15 Antalya | 2024/01/11 06:30 | Oscar Jose Gutierrez v Piotr Kusiewicz | 6-3,6-0 |
| ITF M25 Heraklion | 2023/11/06 07:00 | Sean Hodkin v Piotr Kusiewicz | 4-6,6-3,10-4 |
| ITF M25 Heraklion | 2023/11/05 09:00 | Daniel Blazka v Piotr Kusiewicz | 4-6,3-6 |
| ITF M25 Heraklion | 2023/10/31 09:10 | Daniele Rapagnetta v Piotr Kusiewicz | 6-2,6-4 |
| ITF M25 Heraklion | 2023/10/30 09:30 | Andreas Loizas v Piotr Kusiewicz | 4-6,7-6,8-10 |
| ITF M15 Heraklion | 2023/10/22 09:30 | Piotr Kusiewicz v Vojtech Mares | 5-7,6-4,7-10 |
| ITF M15 Heraklion | 2023/10/16 07:00 | Piotr Kusiewicz v Benoit Torcq | 6-2,1-6,6-10 |
| ITF M15 Koszalin | 2023/09/06 07:30 | Valerio Perruzza v Piotr Kusiewicz | 6-1,6-4 |