Stadium: Court 6 Round: 27 Ground: Hardcourt outdoor
| Challenger Lugano | 2021/03/21 10:25 | Ryan Peniston v Alessandro Bega | 6-3,6-0 |
| ATP Acapulco | 2021/03/14 02:40 | Alessandro Bega v Botic Van De Zandschulp | 6-7,1-6 |
| Challenger St. Petersburg | 2021/03/08 07:00 | Alessandro Bega v Matija Pecotic | 3-6,3-6 |
| Challenger St. Petersburg Qual | 2021/03/07 07:00 | Harry Bourchier v Alessandro Bega | 2-6,3-6 |
| Challenger St. Petersburg | 2021/03/01 08:30 | Alessandro Bega v Lucas Catarina | 2-6,3-6 |
| Challenger St. Petersburg | 2021/02/28 09:20 | Alessandro Bega v Alexey Zakharov | 6-4,6-2 |
| ATP Singapore | 2021/02/21 06:20 | Christopher Eubanks v Alessandro Bega | 6-1,6-2 |
| ATP Singapore | 2021/02/20 05:55 | Fabrizio Ornago v Alessandro Bega | 5-7,2-6 |
| ITF M15 Antalya | 2021/03/21 07:00 | Alexander Cozbinov v Taiyo Yamanaka | 3-6,3-6 |
| ITF M15 Antalya | 2021/03/18 07:00 | Matheus Pucinelli De Almeida v Alexander Cozbinov | 6-2,6-4 |
| ITF M15 Antalya | 2021/03/17 10:00 | Alexander Cozbinov v Jeroen Vanneste | 6-0,6-3 |
| ITF M15 Kazan | 2021/03/10 15:10 | Yanki Erel v Alexander Cozbinov | 6-3,6-4 |
| ITF M15 St Petersburg | 2021/02/12 11:35 | Jan Choinski v Alexander Cozbinov | 6-2,6-7,6-4 |
| ITF M15 St Petersburg | 2021/02/11 11:15 | Andrey Chepelev v Alexander Cozbinov | 0-6,2-6 |
| ITF M15 St Petersburg | 2021/02/10 10:10 | Alexander Cozbinov v Daniel Michalski | 3-6,6-1,6-1 |
| ITF M15 St Petersburg | 2021/02/08 07:00 | Alexander Cozbinov v Egor Noskin | 3-6,6-0,10-5 |