Stadium: Court 10 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Falun | 2019/09/30 10:15 | Lucas Renard v Harry Wendelken | 6-1,7-6 |
| ITF M25 Falun | 2019/09/29 11:00 | Harry Wendelken v Dzianis Zharyn | 2-6,6-3,10-4 |
| ITF M25 Stockholm | 2019/09/25 13:10 | Harry Wendelken v Sam Taylor | 7-6,2-6,4-6 |
| Challenger Glasgow | 2019/09/17 12:10 | Jonathan Mridha v Harry Wendelken | 7-6,6-3 |
| ITF M25 Chiswick | 2019/08/06 13:50 | Harry Wendelken v Erik Crepaldi | 6-3,3-6,4-6 |
| ITF M25 Roehampton | 2019/07/31 08:30 | Antoine Cornut-Chauvinc v Harry Wendelken | 6-3,6-7,6-3 |
| ITF M25 Roehampton | 2019/07/29 15:00 | Martins Rocens v Harry Wendelken | 2-6,5-7 |
| ITF M25 Roehampton | 2019/07/29 10:15 | Harry Wendelken v Joao M Nusdeo | 6-1,6-4 |
| ITF M15 Antalya | 2019/09/17 08:00 | Luca Gelhardt v Maciej Smola | 6-4,6-3 |
| Challenger Szczecin | 2019/09/10 15:40 | Kacper Zuk v Maciej Smola | 7-6,6-2 |
| Challenger Szczecin | 2019/09/09 12:00 | Maciej Smola v Piotr Galus | 6-4,3-6,3-6 |
| ITF M15 Helsinki | 2019/08/22 08:00 | Maciej Smola v Karl Friberg | 3-6,3-6 |
| ITF M15 Helsinki | 2019/08/21 09:05 | Maciej Smola v Pavel Shchaya-Zubrov | 5-7,6-3,6-2 |
| ITF M25 Bydgoszcz | 2019/08/13 12:00 | Maciej Smola v Jan Zielinski | 3-6,4-6 |
| ITF M15 Koszalin | 2019/08/07 10:15 | Michal Dembek v Maciej Smola | 7-6,6-7,6-3 |
| ITF M15 Brussels | 2019/08/01 08:00 | Maciej Smola v Dominik Boehler | 1-6,1-6 |