| UTR Pro Tennis Series Sofia | 2021/09/03 10:00 | Ioan Alexandru Chirita v Mihael Mihaylov | 7-5,5-3 |
| UTR Pro Tennis Series Sofia | 2021/09/02 11:30 | Ioan Alexandru Chirita v 라도바노비치, 타디자 | 6-1,6-5 |
| UTR Pro Tennis Series Sofia | 2021/09/01 06:30 | Ioan Alexandru Chirita v Veselin Kiselkov | 6-2,6-2 |
| UTR Pro Tennis Series Sofia | 2021/08/31 11:00 | Ioan Alexandru Chirita v Adriano Dzhenev | 6-3,2-6,0-5 |
| UTR Pro Tennis Series Sofia | 2021/08/30 10:00 | Ioan Alexandru Chirita v Terziev, Simeon | 4-6,6-3,3-6 |
| ITF M25 Bacau | 2021/08/17 09:15 | 호, 레이 v Ioan Alexandru Chirita | 6-4,6-0 |
| ITF M25 Bacau | 2021/08/16 13:30 | Ioan Alexandru Chirita v Mihai Razvan Marinescu | 6-1,7-6 |
| ITF M15 Curtea de Arges | 2021/08/09 07:00 | Ioan Alexandru Chirita v 팔로시, 스테판 | 1-6,3-6 |
| UTR Pro Tennis Series Sofia | 2021/09/03 10:00 | 케레메드치에브, 이바일로 v 우질로브스키, 볼로도이미르 | 3-6,6-6 |
| UTR Pro Tennis Series Sofia | 2021/09/01 06:30 | 우질로브스키, 볼로도이미르 v George Lazarov | 1-6,6-1,1-5 |
| UTR Pro Tennis Series Sofia | 2021/08/31 09:30 | 우질로브스키, 볼로도이미르 v 시니우스, 바렌 | 6-2,5-4 |
| UTR Pro Tennis Series Sofia | 2021/08/30 13:30 | 반타, 발렌틴 v 우질로브스키, 볼로도이미르 | 6-2,6-3 |
| UTR Pro Tennis Series Portoroz | 2021/08/27 12:00 | Tadic, Vladan v 우질로브스키, 볼로도이미르 | 5-7,2-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 07:00 | 라즈보르세크, 니크 v 우질로브스키, 볼로도이미르 | 6-3,5-7,5-7 |
| UTR Pro Tennis Series Portoroz | 2021/08/25 10:00 | Kolisnyk, Olexiy v 우질로브스키, 볼로도이미르 | 6-1,6-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/17 12:30 | 우질로브스키, 볼로도이미르 v Max Lukman | 6-1,5-1 |