Stadium: Teremeer (4) Round: 62 Ground: Hardcourt outdoor
| ITF M15 Troisdorf | 2021/05/09 08:00 | Omar Giacalone v Glenn Smits | 4-6,6-4,7-10 |
| ITF M15 St Petersburg | 2021/04/11 07:00 | Stepan Pecak v Glenn Smits | 6-3,6-1 |
| ITF M15 St Petersburg | 2021/04/04 08:20 | Glenn Smits v Alexandr Binda | 6-4,5-7,8-10 |
| ITF M25 Vogau | 2020/08/16 12:00 | Gijs Brouwer v Glenn Smits | 6-0,6-1 |
| ITF M15 Sharm El Sheikh | 2020/02/27 08:00 | Karim-Mohamed Maamoun v Glenn Smits | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2020/02/26 08:00 | Glenn Smits v Aleksei Khomich | 7-6,7-6 |
| ITF M15 Sharm El Sheikh | 2020/02/25 10:00 | Glenn Smits v Alec Beckley | 6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2020/02/24 10:00 | Glenn Smits v Erbol E Uulu | 6-1,6-0 |
| ITF M15 Troisdorf | 2021/05/09 10:00 | Christopher Patzanovsky v Noah Thurner | 6-0,6-3 |
| ITF M25 Meerbusch | 2021/04/12 09:00 | Johann Lars v Christopher Patzanovsky | 6-4,4-6,10-8 |
| ITF M15 Antalya | 2021/03/22 07:00 | Christopher Patzanovsky v Max Alcala Gurri | 1-6,0-6 |
| ITF M15 Antalya | 2021/03/21 09:00 | Christopher Patzanovsky v S Mert Ozdemir | 6-4,7-6 |
| ITF M15 Anif | 2020/08/23 12:00 | Benedikt Emesz v Christopher Patzanovsky | 3-6,7-5,11-9 |
| ITF M15 Anif | 2020/08/23 09:30 | Christopher Patzanovsky v Tadeas Paroulek | 6-3,2-6,10-7 |
| ITF M15 Antalya | 2020/03/08 08:00 | Christopher Patzanovsky v Vasile Antonescu | 0-2 |
| ITF M15 Antalya | 2020/03/03 09:35 | Gustaf Strom v Christopher Patzanovsky | 6-2,4-6,10-6 |