Stadium: Court 2 Round: 62 Ground: Clay
| ITF M25 Bacau | 2021/08/16 10:30 | Simon A Ivanov v Laurentiu Mandocescu | 6-3,6-2 |
| ITF M15 Telavi | 2021/08/05 06:30 | Simon A Ivanov v Dostanbek Tashbulatov | 6-4,4-6,2-6 |
| ITF M15 Telavi | 2021/08/04 06:30 | Simon A Ivanov v Zura Tkemaladze | 7-5,6-1 |
| ITF M15 Sofia | 2021/07/07 10:45 | Simon A Ivanov v Marko Miladinovic | 7-5,6-1 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Simon A Ivanov v Bruno P Navarro | 4-6,4-6 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Simon A Ivanov v Svyatoslav Ilnytskyy | 6-1,6-3 |
| ITF M15 Novomoskovsk | 2021/05/30 06:15 | Simon A Ivanov v Lorenzo Vatteroni | 6-1,6-2 |
| ITF M15 Novomoskovsk | 2021/05/25 07:00 | Simon A Ivanov v Timur Maulenov | 6-4,5-7,7-10 |
| ITF M25 Bacau | 2021/08/16 10:30 | Gheorghe Claudiu Schinteie v Mihnea L.S. Turcu | 6-1,7-6 |
| ITF M15 Curtea de Arges | 2021/08/10 06:55 | Gergely Madarasz v Gheorghe Claudiu Schinteie | 6-1,6-1 |
| ITF M15 Curtea de Arges | 2021/08/09 07:00 | Gheorghe Claudiu Schinteie v Toby Martin | 6-3,7-5 |
| ITF M15 Curtea de Arges | 2021/08/08 06:00 | Marco Mania v Gheorghe Claudiu Schinteie | 3-6,0-6 |
| ITF M25 Pitesti | 2021/08/02 06:00 | Bogdan Pavel v Gheorghe Claudiu Schinteie | 6-4,6-1 |
| UTR Pro Tennis Series Bucharest | 2021/06/04 07:00 | Yanais Laurent v Gheorghe Claudiu Schinteie | 6-4,6-3 |
| UTR Pro Tennis Series Bucharest | 2021/06/03 06:00 | Facundo Juarez v Gheorghe Claudiu Schinteie | 6-1,6-1 |
| UTR Pro Tennis Series Bucharest | 2021/06/02 15:15 | Tristan Meraut v Gheorghe Claudiu Schinteie | 2-5 |