| Challenger Braunschweig | 2021/07/05 09:30 | Tim Sandkaulen v Daniel Michalski | 3-6,5-7 |
| Challenger Braunschweig | 2021/07/04 09:00 | Kacper Zuk v Tim Sandkaulen | 6-2,3-6,6-7 |
| ITF USA F25 | 2018/09/15 17:30 | Alan Kohen v Tim Sandkaulen | 6-4,6-4 |
| ITF USA F25 | 2018/09/14 16:00 | Tim Sandkaulen v Robert Kelly | 6-7,6-1,6-0 |
| ITF Germany F9 | 2018/07/23 10:00 | Louroi Martinez v Tim Sandkaulen | 6-0,3-6,6-3 |
| ITF Germany F9 | 2018/07/22 11:00 | Tim Sandkaulen v Torben Steinorth | 6-4,6-1 |
| ITF Germany F9 | 2018/07/22 08:00 | Tim Sandkaulen v Lodewijk Weststrate | 6-2,7-6 |
| Challenger Meerbusch Qual | 2017/08/12 12:10 | Antonio Sancic v Tim Sandkaulen | 7-6,6-1 |
| ITF M15 Poprad | 2021/07/06 11:00 | Oleksandr Ovcharenko v Eric Vanshelboim | 2-6,2-6 |
| ITF M25 Wroclaw | 2021/06/30 13:10 | Eric Vanshelboim v Bogdan Bobrov | 3-6,5-7 |
| ITF M15 Antalya | 2021/06/17 10:30 | Eric Vanshelboim v Gonzalo Lama | 2-6,2-6 |
| ITF M15 Antalya | 2021/06/16 15:50 | Eric Vanshelboim v Tadeas Paroulek | 6-2,6-2 |
| ITF M15 Shymkent | 2021/06/03 06:50 | Aleksandre Metreveli v Eric Vanshelboim | 6-3,6-7,6-3 |
| ITF M15 Shymkent | 2021/06/02 05:00 | Antonio Campo v Eric Vanshelboim | 3-6,2-6 |
| ITF M15 Shymkent | 2021/05/27 04:55 | Damien Wenger v Eric Vanshelboim | 6-2,6-4 |
| ITF M15 Shymkent | 2021/05/26 07:50 | Andrey Chepelev v Eric Vanshelboim | 4-6,2-6 |