Stadium: Center Court (1) Round: 25 Ground: Clay
| ITF M25 Naples | 2019/10/30 15:55 | Alexander Cozbinov v Mariano Kestelboim | 6-4,2-6,4-6 |
| Davis Cup | 2022/06/25 09:20 | Petros Chrysochos v Alexander Cozbinov | 6-1,6-2 |
| Davis Cup | 2022/06/24 09:20 | Gorazd Srbljak v Alexander Cozbinov | 2-6,4-6 |
| Davis Cup | 2022/06/23 09:20 | Alex Knaff v Alexander Cozbinov | 2-6,7-6,6-2 |
| Davis Cup | 2022/06/22 09:20 | Rrezart Cungu v Alexander Cozbinov | 4-6,6-4,6-2 |
| ITF M15 San Diego | 2022/06/09 19:00 | Alexander Cozbinov v Learner Tien | 5-7,6-4,3-6 |
| ITF M15 San Diego | 2022/06/08 21:50 | Alexander Cozbinov v Stefan Menichella | 6-0,6-0 |
| ITF M15 Rancho Santa Fe | 2022/06/03 16:50 | Bjorn Swenson v Alexander Cozbinov | 6-2,1-6,7-6 |
| ITF M15 Rancho Santa Fe | 2022/06/02 16:00 | Benjamin Sigouin v Alexander Cozbinov | 3-6,4-6 |
| ITF M25 Grasse | 2022/06/14 08:00 | Yshai Oliel v Mariano Kestelboim | 6-3,6-1 |
| ITF M25 Ulcinj | 2022/05/07 08:00 | Mariano Kestelboim v Hamad Medjedovic | 6-7,0-6 |
| ITF M25 Ulcinj | 2022/05/06 08:00 | Samuel Vincent Ruggeri v Mariano Kestelboim | 6-2,3-6,2-6 |
| ITF M25 Ulcinj | 2022/05/05 09:50 | Taisei Ichikawa v Mariano Kestelboim | 1-6,2-6 |
| ITF M25 Ulcinj | 2022/05/04 07:30 | Mariano Kestelboim v Georgii Kravchenko | 6-1,6-2 |
| Challenger Buenos Aires | 2022/04/25 13:30 | Conner Huertas Del Pino v Mariano Kestelboim | 6-7,6-1,6-1 |
| Challenger Buenos Aires | 2022/04/24 17:20 | Maximiliano Estevez v Mariano Kestelboim | 1-6,4-6 |
| ITF M25 Rosario | 2022/04/01 14:00 | Santiago Rodriguez Taverna v Mariano Kestelboim | 6-4,6-0 |