Stadium: Court 1 Round: 26 Ground: Clay
| ITF M25 Oviedo | 2021/08/31 11:40 | Andrey Chepelev v Miguel Avendano Cadena | 6-2,7-5 |
| ITF M25 Santander | 2021/08/26 09:00 | Andrey Chepelev v Oscar Jose Gutierrez | 3-6,5-7 |
| ITF M25 Santander | 2021/08/24 10:55 | Andrey Chepelev v Savva Polukhin | 4-6,7-6,6-0 |
| UTR Pro Tennis Series Barcelona | 2021/08/15 08:00 | Andrey Chepelev v Marat Deviatiarov | 6-1,6-7,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/14 08:00 | Andrey Chepelev v Miguel Fernando Pereira | 6-4,4-6,7-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/13 06:56 | Alvaro Bueno Gil v Andrey Chepelev | 1-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/13 06:30 | Jaume Pla Malfeito v Andrey Chepelev | 0-0 |
| UTR Pro Tennis Series Barcelona | 2021/08/10 10:00 | Markos Kalovelonis v Andrey Chepelev | 6-7,6-2,3-5 |
| ITF M25 Oviedo | 2021/08/31 07:00 | Alejandro Mendoza v Nicolas Alvarez | 2-6,3-6 |
| Challenger Barletta | 2021/08/27 12:40 | Thiago Agustin Tirante v Nicolas Alvarez | 6-2,6-2 |
| Challenger Barletta | 2021/08/25 11:00 | Roberto Quiroz v Nicolas Alvarez | 5-7,4-6 |
| Challenger Barletta | 2021/08/24 10:55 | Nicolas Alvarez v Riccardo Bonadio | 4-6,7-6,7-5 |
| Challenger Barletta | 2021/08/23 09:00 | Nicolas Alvarez v Yan Bondarevskiy | 6-2,3-6,7-6 |
| Challenger Barletta | 2021/08/22 10:00 | Nicolas Alvarez v Marco Bortolotti | 6-4,5-7,6-2 |
| Challenger Verona | 2021/08/15 11:10 | Nicolas Alvarez v Matheus Pucinelli De Almeida | 2-6,1-6 |
| ITF M25 Guayaquil | 2021/08/03 14:30 | Juan A H Serrano v Nicolas Alvarez | 6-3,3-6,6-3 |