Estádio: Court 21 Round: 26 Ground: Hardcourt outdoor
| 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 - Brașov | 2021/10/30 09:30 | Vasile Antonescu v Simon A Ivanov | 6-0,6-3 |
| UTR Pro Tennis Series - Brașov | 2021/10/27 11:30 | Simon A Ivanov v Bogdan Borza | 4-6,2-5 |
| UTR Pro Tennis Series - Brașov | 2021/10/26 07:00 | Simon A Ivanov v Ilya Snitari | 5-7,3-6 |
| UTR Pro Tennis Series - Brașov | 2021/10/25 08:30 | Simon A Ivanov v Samuil Konov | 6-4,6-2 |
| ITF - M15 Heraklion | 2021/11/17 12:20 | Alessandro Ragazzi v Dax Donders | 5-7,2-6 |
| ITF - M15 Heraklion | 2021/11/16 08:30 | Dong Ju Kim v Dax Donders | 3-6,5-7 |
| ITF - M15 Heraklion | 2021/11/14 07:00 | Michel-Alexandre Fortin v Dax Donders | 3-6,2-6 |
| ITF - M15 Heraklion | 2021/11/10 11:25 | Dax Donders v Dong Ju Kim | 2-6,6-4,3-6 |
| ITF - M15 Heraklion | 2021/11/09 07:00 | Dax Donders v Charles Tzicas | 6-1,6-0 |
| ITF - M15 Heraklion | 2021/11/08 09:00 | Dax Donders v Mike Loccisano | 6-2,6-1 |
| ITF - M15 Heraklion | 2021/11/07 11:00 | Dax Donders v Axel Bergdahl | 6-0,6-2 |
| ITF - M25 Eupen | 2021/09/07 07:30 | Dax Donders v Rayane Oumaouche | 4-6,3-6 |