| ITF M15 Heraklion | 2021/11/17 11:20 | Kai Wehnelt v Simon A Ivanov | 5-7,4-6 |
| ITF M15 Heraklion | 2021/11/16 07:00 | Simon A Ivanov v Gianluca Coloma-Heck | 6-1,6-2 |
| ITF M15 Heraklion | 2021/11/15 08:00 | Simon A Ivanov v Thomas George Brun | 6-2,6-0 |
| ITF M15 Heraklion | 2021/11/10 08:30 | Simon A Ivanov v Michael Weindl | 7-5,1-6,1-6 |
| UTR Pro Tennis Series Brasov | 2021/10/30 09:30 | Vasile Antonescu v Simon A Ivanov | 6-0,6-3 |
| UTR Pro Tennis Series Brasov | 2021/10/27 11:30 | Simon A Ivanov v Bogdan Borza | 4-6,2-5 |
| UTR Pro Tennis Series Brasov | 2021/10/26 07:00 | Simon A Ivanov v Ilya Snitari | 5-7,3-6 |
| UTR Pro Tennis Series Brasov | 2021/10/25 08:30 | Simon A Ivanov v Samuil Konov | 6-4,6-2 |
| Challenger Barcelona | 2021/10/03 09:40 | Jaume Pla Malfeito v Nicolas Alvarez Varona | 1-6,0-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/11 07:00 | Jaume Pla Malfeito v Olexiy Kolisnyk | 2-6,2-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/10 10:00 | Jaume Pla Malfeito v Xavier Gabarro | 6-3,6-3 |
| UTR Pro Tennis Series Barcelona | 2021/08/09 13:45 | Markos Kalovelonis v Jaume Pla Malfeito | 6-3,5-3 |
| UTR Pro Tennis Series Barcelona | 2021/08/07 12:30 | Jaume Pla Malfeito v Jay Friend | 6-1,6-7,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/05 07:00 | Jaume Pla Malfeito v Adria Soriano Barrera | 1-6,1-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/04 10:00 | Jaume Pla Malfeito v Francois Musitelli | 4-6,0-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/03 11:30 | Jaume Pla Malfeito v Alejandro Mendoza | 7-6,2-6,6-7 |