| Challenger Todi | 07/03 08:00 | 14 | [360] Oleg Prihodko v Cozbinov, Alexander [274] | 6-7,7-6,6-1 | |
| ITF M15 Bergamo | 06/29 07:25 | 25 | [274] Cozbinov, Alexander v Mariano Kestelboim [469] | 3-6,4-6 | |
| Coupe Davis | 06/25 09:20 | 2 | Petros Chrysochos v Cozbinov, Alexander | 6-1,6-2 | |
| Coupe Davis | 06/24 09:20 | 2 | Gorazd Srbljak v Cozbinov, Alexander | 2-6,4-6 | |
| Coupe Davis | 06/23 09:20 | 2 | Alex Knaff v Cozbinov, Alexander | 2-6,7-6,6-2 | |
| Coupe Davis | 06/22 09:20 | 2 | Cungu, Rrezart v Cozbinov, Alexander | 4-6,6-4,6-2 | |
| ITF M15 San Diego | 06/09 19:00 | 26 | Cozbinov, Alexander v Learner Tien | 5-7,6-4,3-6 | |
| ITF M15 San Diego | 06/08 21:50 | 25 | Cozbinov, Alexander v Stefan Menichella | 6-0,6-0 | |
| ITF M15 Rancho Santa Fe | 06/03 16:50 | 27 | Bjorn Swenson v Cozbinov, Alexander | 6-2,1-6,7-6 | |
| ITF M15 Rancho Santa Fe | 06/02 16:00 | 26 | Sigouin, Benjamin v Cozbinov, Alexander | 3-6,4-6 | |
| ITF M15 Rancho Santa Fe | 06/01 17:50 | 25 | Rousseau, Hillel v Cozbinov, Alexander | 0-6,1-6 | |
| ITF - M15 Sunrise | 04/13 21:45 | 25 | [326] Bangoura, Sekou v Cozbinov, Alexander [263] | 7-5,6-2 | |
| Challenger Salinas | 04/03 17:45 | 14 | Baker, Blu v Cozbinov, Alexander | 6-4,1-6,6-1 | |
| ITF - M25 Calabasas | 03/22 19:25 | 54 | Cozbinov, Alexander v Osgar O'Hoisin | 5-7,3-6 | |
| ITF - M25 Calabasas | 03/21 17:00 | 54 | Cozbinov, Alexander v Abraham Asaba | 6-2,6-3 | |
| ITF - M25 Bakersfield | 03/17 19:00 | 26 | [257] Cozbinov, Alexander v Rinky Hijikata [337] | 3-6,3-6 | |
| ITF - M25 Bakersfield | 03/16 19:40 | 25 | Cozbinov, Alexander v Daniel Cukierman | 6-3,6-4 | |
| ITF - M25 Bakersfield | 03/15 19:00 | 54 | Cozbinov, Alexander v Kiranpal Pannu | 7-5,7-5 | |
| ITF - M25 Bakersfield | 03/14 18:30 | 54 | Cozbinov, Alexander v Shabaz, Michael | 6-3,6-2 | |
| Monterrey, Mexico | 03/06 16:00 | 14 | Cozbinov, Alexander v Brymer, Gage | 4-6,6-3,1-6 | |
| ITF M15 Naples | 02/24 16:15 | 26 | [266] Cozbinov, Alexander v Felix Corwin [481] | 4-6,6-3,3-6 | |
| ITF M15 Naples | 02/23 19:45 | 25 | Cozbinov, Alexander v Ricardo Rodriguez | 6-1,6-4 | |
| ITF M15 Naples | 02/16 15:00 | 25 | Michael Zheng v Cozbinov, Alexander | 6-2,6-4 | |
| ITF M15 Naples | 02/10 15:00 | 26 | [272] Cozbinov, Alexander v Kirkov, Vasil [487] | 6-3,3-6,5-7 | |
| ITF M15 Naples | 02/08 14:50 | 25 | Scott, Fletcher v Cozbinov, Alexander | 5-7,3-6 | |
| Challenger - Cleveland | 01/30 15:00 | 14 | [293] Cozbinov, Alexander v Ulises Blanch [303] | 6-4,4-6,4-6 | |
| Challenger Columbus | 01/23 22:35 | 14 | Emilio Nava v Cozbinov, Alexander | 3-6,6-2,7-6 | |
| Challenger Manama | 11/21 10:00 | 14 | [272] Cozbinov, Alexander v Lazarov, Alexandar [463] | 1-6,2-6 | |
| Challenger Ortisei | 11/09 09:00 | 25 | [301] Ryan Peniston v Cozbinov, Alexander [269] | 6-3,6-2 | |
| Challenger Ortisei | 11/08 11:15 | 19 | [269] Cozbinov, Alexander v Aldin Setkic [420] | 6-3,3-6,7-6 |