| UTR Pro Tennis Series Copenhagen | 2021/06/18 08:00 | Sebastian Grundtvig Jorgensen v Gustav Theilgaard | 6-4,6-2 |
| UTR Pro Tennis Series Copenhagen | 2021/06/16 09:30 | Sebastian Grundtvig Jorgensen v Henrik Heise Korsgaard | 6-3,6-5 |
| UTR Pro Tennis Series Copenhagen | 2021/06/15 12:30 | Sebastian Grundtvig Jorgensen v Leo Borg | 6-3,5-2 |
| UTR Pro Tennis Series Copenhagen | 2021/06/14 10:15 | Maxim Landa v Sebastian Grundtvig Jorgensen | 2-6,5-7 |
| UTR Pro Tennis Series Copenhagen | 2021/06/14 08:00 | Robert Rumler v Sebastian Grundtvig Jorgensen | 0-0 |
| ITF M15 Ystad | 2019/08/06 08:15 | David Volfson v Sebastian Grundtvig Jorgensen | 6-2,6-2 |
| ITF M15 Ystad | 2019/08/05 09:25 | Sebastian Grundtvig Jorgensen v Jan Jermar | 6-1,6-0 |
| ITF Indonesia F5 | 2016/12/11 09:30 | Simon Carr v Sebastian Grundtvig Jorgensen | 6-0,6-0 |