Ground: Clay
| ITF Ukraine F3 | 2015/05/24 07:00 | Mladenov, Vasko v Lobak, Vladyslav | 6-7,6-3,6-2 |
| ITF Ukraine F2 | 2015/05/19 10:35 | Mladenov, Vasko v Kamynin, Dmytro | 1-6,6-7 |
| ITF Ukraine F1 | 2015/05/12 11:00 | Kamynin, Dmytro v Mladenov, Vasko | 6-3,7-6 |
| ITF Tunisia F5 | 2015/04/22 09:00 | Mladenov, Vasko v Groll, Teri | 2-6,1-6 |
| Tunisia F14, Singles Qualifying | 2015/04/12 11:30 | Mladenov, Vasko v Haim, Matthias | 3-6,2-6 |
| ITF Tunisia F5 | 2015/04/05 11:30 | Mladenov, Vasko v Ouvrard, Victor | 3-6,3-6 |
| ITF Tunisia F5 | 2015/04/01 09:00 | Cagnina, Julien v Mladenov, Vasko | 6-7,6-2,7-5 |
| ITF Tunisia F5 | 2015/03/30 12:00 | Mladenov, Vasko v Mhiri, Yassine | 6-2,6-2 |
| ITF Ukraine F3 | 2015/05/24 07:00 | Kapshuk, Artem v Matveyko, Nikita | 4-6,5-7 |
| ITF Ukraine F2 | 2015/05/19 13:35 | Smirnov, Artem v Matveyko, Nikita | 6-3,6-2 |
| ITF Ukraine F2 | 2015/05/18 07:00 | Oleg Prihodko v Matveyko, Nikita | 0-6,6-4,4-6 |
| ITF Ukraine F2 | 2015/05/17 09:00 | Prokopchuk, Alexey v Matveyko, Nikita | 3-6,3-6 |
| ITF Ukraine F1 | 2015/05/12 11:05 | Ivan Liutarevich v Matveyko, Nikita | 6-0,6-3 |
| ITF USA F11 Qual | 2015/03/22 16:00 | Matveyko, Nikita v Shabaz, Michael | 1-6,5-7 |
| ITF Tunisia F9 | 2015/03/08 11:00 | Matveyko, Nikita v Roncalli, Simone | 4-6,0-6 |
| ITF Tunisia F7 | 2015/02/21 09:30 | Solberg, Richard v Matveyko, Nikita | 4-6,7-6,6-2 |