| ITF M15 Sozopol | 10/07 07:00 | 27 | Alexander Donski v Olaf Pieczkowski | 6-1,6-7,6-0 | |
| ITF M15 Sozopol | 10/06 11:35 | 26 | Bogdan Bobrov v Alexander Donski | 3-6,6-7 | |
| ITF M15 Sozopol | 10/04 07:00 | 25 | Dan Alexandru Tomescu v Alexander Donski | 4-6,6-7 | |
| ATP Sofia | 09/25 10:25 | 14 | [283] Alexander Donski v Andreas Seppi [249] | 4-6,2-6 | |
| Challenger Cassis | 09/04 09:30 | 14 | [298] Lukas Rosol v Alexander Donski [291] | 4-6,7-6,6-4 | |
| Challenger Mallorca | 08/29 09:50 | 14 | [327] Lukas Lacko v Alexander Donski [291] | 6-4,6-4 | |
| ITF M25 Roehampton | 08/25 08:55 | 26 | Giles Hussey v Alexander Donski | 7-5,6-3 | |
| ITF M25 Roehampton | 08/23 11:15 | 25 | Diego F Flores v Alexander Donski | 5-7,3-6 | |
| Challenger Porto | 07/04 11:00 | 19 | [356] Aidan Mchugh v Alexander Donski [346] | 6-2,7-6 | |
| Challenger Porto | 07/03 09:00 | 14 | [170] Federico Zeballos v Alexander Donski [346] | 1-6,4-6 | |
| ITF M25 Den Haag | 06/28 12:45 | 25 | Alexander Donski v Max Houkes | 4-6,1-6 | |
| ITF M15 Alkmaar | 06/23 09:00 | 26 | Alexander Donski v Luigi Sorrentino | 6-7,2-6 | |
| ITF M15 Alkmaar | 06/21 09:00 | 25 | Alexander Donski v Daniel De Jonge | 6-4,6-3 | |
| ITF M15 Sarajevo | 06/07 11:55 | 25 | Stefan Popovic v Alexander Donski | 6-2,7-5 | |
| Challenger Poznan | 05/29 09:00 | 14 | Daniel Michalski v Alexander Donski | Cancelled | |
| Challenger Zagreb | 05/08 08:00 | 14 | [317] Filip Misolic v Alexander Donski [366] | 6-4,1-6,6-2 | |
| ITF M25 Ulcinj | 05/04 09:05 | 25 | Stefan Popovic v Alexander Donski | 7-6,6-0 | |
| ITF M25 Split | 04/27 09:25 | 25 | [413] Christopher Heyman v Alexander Donski [367] | 6-2,6-1 | |
| Challenger Murcia | 04/04 09:00 | 19 | Alexander Donski v Daniel Merida Aguilar | 4-6,4-6 | |
| Challenger Murcia | 04/03 10:10 | 14 | [408] Pol M Tiffon v Alexander Donski [398] | 3-6,6-1,3-6 | |
| ITF M15 Monastir | 03/27 08:30 | 29 | Alexander Donski v Terence Atmane | 6-2,5-7,6-3 | |
| ITF M15 Monastir | 03/26 12:30 | 28 | Alexander Donski v Hanwen Li | 6-3,6-4 | |
| ITF M15 Monastir | 03/26 08:30 | 27 | [381] Aziz Dougaz v Alexander Donski [398] | 3-6,6-7 | |
| ITF M15 Monastir | 03/25 12:50 | 26 | Fausto Tabacco v Alexander Donski | 5-7,6-2,3-6 | |
| ITF M15 Monastir | 03/24 13:30 | 25 | Olaf Pieczkowski v Alexander Donski | 7-5,2-6,3-6 | |
| ITF M25 Loule | 03/18 10:00 | 26 | Alexander Donski v Benjamin Winter Lopez | 6-2,2-6,3-6 | |
| ITF M25 Loule | 03/17 15:40 | 25 | Luis Faria v Alexander Donski | 2-6,6-7 | |
| ITF M25 Loule | 03/17 10:00 | 62 | Alexander Donski v Guy Den Heijer | 6-3,1-6,10-7 | |
| ITF M25 Loule | 03/16 16:00 | 62 | Alexander Donski v Dennis Dragomirov | 7-6,6-3 | |
| ITF M25 Loule | 03/13 11:00 | 62 | Alexander Donski v Stepan Pecak | 6-2,6-3 |