| ITF - M25 - Kairo | 2022/01/27 09:00 | Lukas Krainer v Simon A Ivanov | 4-6,6-3,6-1 |
| ITF - M25 - Kairo | 2022/01/26 11:05 | Simon A Ivanov v Denis Klok | 2-6,6-3,7-6 |
| UTR Pro Tennis Series - Barcelona | 2021/12/15 10:00 | Simon A Ivanov v Kuzey Cekirge | 1-6,3-6 |
| UTR Pro Tennis Series - Barcelona | 2021/12/13 09:30 | Vladimir Popov v Simon A Ivanov | 6-2,3-6,1-6 |
| UTR Pro Tennis Series - Bukarest | 2021/12/05 09:30 | Simon A Ivanov v Edris Fetisleam | 3-6,4-6 |
| UTR Pro Tennis Series - Bukarest | 2021/12/04 11:00 | Gabriel Donev v Simon A Ivanov | 6-4,3-6,1-6 |
| UTR Pro Tennis Series - Bukarest | 2021/12/03 11:00 | Dragos Constantin Ignat v Simon A Ivanov | 0-6,1-5 |
| UTR Pro Tennis Series - Bukarest | 2021/12/02 09:30 | Stefan Palosi v Simon A Ivanov | 6-7,6-4,6-4 |
| ITF - M15 - Sozopol | 2021/10/10 13:30 | Matic Dimic v George Lazarov | 7-5,6-0 |
| ITF - M15 - Sozopol | 2021/10/06 06:45 | Yan Bondarevskiy v George Lazarov | 6-7,6-1,6-3 |
| ITF - M15 - Sozopol | 2021/10/05 06:30 | George Lazarov v Nikola Keremedchiev | 6-2,6-7,3-10 |
| ITF - M15 - Sozopol | 2021/10/04 08:00 | George Lazarov v Dan Radu Munteanu | 6-0,6-2 |
| ITF - M15 - Sozopol | 2021/09/16 07:00 | Petru-Alexandru Luncanu v George Lazarov | 6-1,1-6,7-6 |
| ITF - M15 - Sozopol | 2021/09/15 08:30 | George Lazarov v Gabriel Donev | 6-1,6-3 |
| ITF - M15 - Sozopol | 2021/09/14 07:00 | George Lazarov v Mikhail Minakov | 7-5,4-6,10-4 |
| ITF - M15 - Sozopol | 2021/09/13 08:00 | Luigi Castelletti v George Lazarov | 3-6,4-6 |