Stadium: Court 2 Round: 44 Ground: Clay
| ITF M25 Split | 2023/04/17 12:00 | Luka Miklavcic v Markus Wunder | 1-6,6-0,10-8 |
| ITF M15 Antalya | 2023/04/03 13:25 | Dax Donders v Markus Wunder | 6-4,6-0 |
| ITF M15 Antalya | 2023/04/02 07:00 | Gustavo Tedesco v Markus Wunder | 7-5,3-6,6-10 |
| ITF M15 Antalya | 2023/03/13 15:30 | Igor Gimenez v Markus Wunder | 6-0,6-1 |
| ITF M15 Antalya | 2023/03/12 10:30 | Markus Wunder v Emir Sutekin | 6-1,6-1 |
| ITF M15 Antalya | 2023/03/05 06:30 | Marcel Zielinski v Markus Wunder | 6-4,6-2 |
| ITF M15 Antalya | 2023/02/26 07:00 | Egor Khotchenkov v Markus Wunder | 7-5,6-1 |
| ITF M25 Antalya | 2023/02/05 07:00 | Dan Alexandru Tomescu v Markus Wunder | 6-2,6-1 |
| ITF M15 Lakewood | 2022/07/10 18:30 | Calvin Thalheimer v Kyle Overmyer | 4-6,3-6 |
| ITF Canada F4 | 2018/06/28 00:00 | Samuel Shropshire v Calvin Thalheimer | 6-2,6-2 |
| ITF Canada F3 | 2017/06/29 02:35 | Alexander Day v Calvin Thalheimer | 6-3,6-3 |
| ITF Canada F4 | 2016/06/29 23:05 | Calvin Thalheimer v Riaan Du Toit | 1-6,2-6 |
| ITF Canada F4 Qual | 2015/06/28 17:00 | Joshua Peck v Calvin Thalheimer | 6-1,6-0 |