| ITF - M25 - Bacau | 2021/08/20 13:00 | Alexandar Lazarov v Arthur Cazaux | 6-7,4-6 |
| ITF - M25 - Bacau | 2021/08/19 15:35 | Alexandar Lazarov v Dan Alexandru Tomescu | 6-2,6-4 |
| ITF - M25 - Bacau | 2021/08/18 11:25 | Alexandar Lazarov v Victor Vlad Cornea | 6-4,6-4 |
| ITF - M25 - Telawi | 2021/08/01 06:00 | Alessandro Ingarao v Alexandar Lazarov | 2-6,2-6 |
| ITF - M25 - Telawi | 2021/07/31 13:50 | Zura Tkemaladze v Alexandar Lazarov | 2-6,1-6 |
| ITF - M25 - Telawi | 2021/07/31 09:15 | Julian Cash v Alexandar Lazarov | 3-6,3-6 |
| ITF - M25 - Telawi | 2021/07/30 06:00 | Federico Bertuccioli v Alexandar Lazarov | 3-6,4-6 |
| Challenger - Iasi | 2021/07/13 12:45 | Alexandar Lazarov v Marius Copil | 6-3,3-6,2-6 |