Stadium: Appleton Tennis Center - Court 1 Ground: Hardcourt outdoor
Referee:
| Challenger Tallahassee | 2025/04/15 20:50 | Mathys Erhard v Karl Poling | 6-2,5-7,6-4 |
| Challenger Tallahassee | 2025/04/14 14:00 | Karl Poling v Marc Polmans | 6-4,3-6,6-2 |
| Challenger Tallahassee | 2025/04/13 14:00 | Gabi Adrian Boitan v Karl Poling | 6-3,5-7,1-6 |
| Challenger Sarasota | 2025/04/06 16:20 | Karl Poling v Petr Nesterov | 4-6,5-7 |
| Challenger Morelia | 2025/03/23 17:55 | Karl Poling v Elmar Ejupovic | 1-6,4-6 |
| Challenger Merida | 2025/03/18 18:35 | Juan Pablo Ficovich v Karl Poling | 6-4,7-5 |
| Challenger Merida | 2025/03/17 18:45 | Karl Poling v Ivan Marrero Curbelo | 6-7,7-6,6-2 |
| Challenger Merida | 2025/03/16 20:20 | Karl Poling v Rafael De Alba | 6-4,6-3 |
| ITF M15 Meerbusch | 2024/04/25 08:00 | Julius Seifert v Max Hans Rehberg | 3-6,2-6 |
| ITF M15 Meerbusch | 2024/04/23 09:00 | Julius Seifert v Ruben Hartig | 6-4,6-3 |
| ITF M15 Meerbusch | 2024/04/22 16:00 | Mitchell Harper v Julius Seifert | 4-6,4-6 |
| ITF M15 Meerbusch | 2024/04/21 13:30 | Vojtech Mares v Julius Seifert | 5-7,4-6 |
| Challenger Luedenscheid | 2021/08/15 14:10 | Jonas Forejtek v Julius Seifert | 6-2,6-1 |