Stadium: Court 1 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2021/09/16 07:00 | 런카누, 페트루-알렉산드루 v George Lazarov | 6-1,1-6,7-6 |
| ITF M15 Sozopol | 2021/09/15 08:30 | George Lazarov v 도네브, 가브리엘 | 6-1,6-3 |
| ITF M15 Sozopol | 2021/09/14 07:00 | George Lazarov v Minakov, Mikhail | 7-5,4-6,10-4 |
| ITF M15 Sozopol | 2021/09/13 08:00 | 카스텔레티, 루이기 v George Lazarov | 3-6,4-6 |
| UTR Pro Tennis Series Sofia | 2021/09/04 07:30 | 라조브, 알렉산더 v George Lazarov | 3-5 |
| UTR Pro Tennis Series Sofia | 2021/09/03 07:00 | George Lazarov v 케시디스, 크리스토스 | 6-4,6-4 |
| UTR Pro Tennis Series Sofia | 2021/09/02 07:00 | 미크하이리우크, 이반 v George Lazarov | 3-6,1-6 |
| UTR Pro Tennis Series Sofia | 2021/09/01 06:30 | 우질로브스키, 볼로도이미르 v George Lazarov | 1-6,6-1,1-5 |
| ITF M25 Skopje | 2021/09/27 13:00 | 에게아, 프란코 에마누엘 v Munteanu, Dan Radu | 6-2,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/30 07:00 | Munteanu, Dan Radu v 크로우체비츠, 크리스 | 3-6,1-6 |
| ITF M15 Bad Waltersdorf | 2021/08/29 07:00 | Pirolt, Pietro v Munteanu, Dan Radu | 1-6,6-4,6-10 |
| ITF M25 Bacau | 2021/08/16 15:00 | Munteanu, Dan Radu v 반타, 발렌틴 | 2-6,4-6 |
| ITF M15 Curtea de Arges | 2021/08/09 07:00 | 크레투, 케잘 (로우) v Munteanu, Dan Radu | 6-1,6-3 |
| ITF M15 Curtea de Arges | 2021/08/08 08:00 | 포페안가, 드라고스 페트레 v Munteanu, Dan Radu | 2-6,1-6 |
| ITF M25 Pitesti | 2021/08/01 08:00 | Munteanu, Dan Radu v Fetisleam, Edris | 0-6,1-6 |
| ITF M15 Bucharest | 2021/05/23 08:30 | Munteanu, Dan Radu v 델라지, 피에레 | 3-6,2-6 |