Stadium: Court 5 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Kamen | 2023/06/28 10:40 | Piet Steveker v Hazem Naw | 3-6,1-6 |
| ITF M15 Kamen | 2023/06/26 15:00 | Felix Corwin v Piet Steveker | 6-1,6-2 |
| ITF M15 Kamen | 2023/06/26 08:00 | Joshua Schaefer v Piet Steveker | 3-6,1-6 |
| ITF M15 Duffel | 2023/06/12 15:45 | Facundo Yunis v Piet Steveker | 6-2,6-4 |
| ITF M15 Duffel | 2023/06/11 16:00 | Tom Clavel v Piet Steveker | 3-6,7-5,8-10 |
| ITF M15 Meerbusch | 2023/04/27 13:45 | Piet Steveker v Marat Sharipov | 2-6,6-7 |
| ITF M15 Meerbusch | 2023/04/25 11:00 | Piet Steveker v Paulo Knippling | 4-6,7-5,6-2 |
| German Championship | 2022/12/04 11:00 | Aaron Funk v Piet Steveker | 3-6,6-4,1-0 |
| ITF M25 Austin | 2023/11/06 16:00 | Ilgiz Valiev v Azuma Visaya | 6-4,6-7,6-10 |
| ITF M15 Fayetteville | 2023/10/30 17:30 | Ilgiz Valiev v Sebastian Dominko | 3-6,2-6 |
| ITF M15 Norman | 2023/10/24 15:00 | Jip Van Assendelft v Ilgiz Valiev | 6-4,6-2 |
| ITF M15 Norman | 2023/10/23 15:00 | Joshua Jacobs v Ilgiz Valiev | 1-6,1-6 |
| ITF M25 Dallas | 2023/07/12 16:30 | Ilgiz Valiev v Edward Winter | 0-6,3-6 |
| ITF M25 Dallas | 2023/07/11 15:00 | Louis Bowden v Ilgiz Valiev | 4-6,6-4,6-10 |
| ITF M25 Tulsa | 2023/06/21 13:50 | Ilgiz Valiev v Ozan Baris | 3-6,1-6 |
| ITF M25 Tulsa | 2023/06/20 13:00 | Franco Ribero v Ilgiz Valiev | 5-7,4-6 |