| UTR Pro Tennis Series Bucharest | 2021/12/02 08:00 | Dragos Constantin Ignat v Johann Willems | 1-6,2-5 |
| UTR Pro Tennis Series Bucharest | 2021/12/01 11:00 | Stefan Palosi v Dragos Constantin Ignat | 6-2,6-0 |
| UTR Pro Tennis Series Bucharest | 2021/11/30 11:00 | Dan Alexandru Tomescu v Dragos Constantin Ignat | 6-3,5-2 |
| ITF M15 Nules | 2021/11/15 10:00 | Dragos Constantin Ignat v Vicente O Moratalla | 6-3,5-7,9-11 |
| ITF M15 Nules | 2021/11/14 08:30 | Dragos Constantin Ignat v Filippo Giovannini | 6-3,6-1 |
| ITF M15 Benicarlo | 2021/11/09 09:00 | Dragos Constantin Ignat v Louroi Martinez | 4-6,5-7 |
| ITF M15 Benicarlo | 2021/11/08 11:00 | Dragos Constantin Ignat v Juan C Garcia Garcia | 6-2,6-4 |
| ITF M15 Benicarlo | 2021/11/07 09:30 | Dragos Constantin Ignat v Cameron Price | 6-3,6-1 |
| UTR Pro Tennis Series Bucharest | 2021/12/02 09:30 | Stefan Palosi v Simon A Ivanov | 6-7,6-4,6-4 |
| UTR Pro Tennis Series Bucharest | 2021/12/01 12:30 | Dan Alexandru Tomescu v Simon A Ivanov | 6-3,6-2 |
| 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 |