| ITF Russia F7 | 08/18 09:30 | 54 | Kolobaev, Nikolay v Myagkov, Dmitry | 2-6,4-6 | |
| ITF Russia F5 Qual | 08/05 10:30 | 44 | Pankin, Semen v Kolobaev, Nikolay | 6-2,1-6,6-1 | |
| ITF Israel F11 | 06/24 06:30 | 44 | Kolobaev, Nikolay v Gabriely, Nevo | 6-7,4-6 | |
| ITF Israel F10 | 06/17 07:30 | 44 | Kolobaev, Nikolay v Amar, Ran | 1-6,4-6 | |
| ITF Israel F9 | 06/12 10:35 | 25 | Albano Olivetti v Kolobaev, Nikolay | 7-6,6-4 | |
| ITF Israel F9 | 06/10 08:00 | 62 | Sarouk, Yair v Kolobaev, Nikolay | 6-7,7-5,5-7 | |
| ITF Israel F9 | 06/09 11:00 | 62 | Dagan, Guy v Kolobaev, Nikolay | 1-6,2-6 | |
| ITF Israel F9 | 06/09 07:00 | 62 | Michelevitz, Guy v Kolobaev, Nikolay | 2-6,2-6 | |
| ITF Israel F8 Qual | 06/02 07:00 | 62 | Green, Cameron v Kolobaev, Nikolay | 6-4,6-3 | |
| ITF Israel F6 | 05/06 07:00 | 44 | Kolobaev, Nikolay v Goldenberg, Lior | 6-7,4-6 | |
| ITF Israel F5 | 04/29 06:30 | 44 | Kolobaev, Nikolay v Maior, Ori | 3-6,6-2,2-6 | |
| ITF Israel F4 | 04/25 07:15 | 25 | Elbaz, Shahar v Kolobaev, Nikolay | 6-2,7-6 | |
| ITF Israel F4 | 04/23 09:30 | 62 | Benya, Roee v Kolobaev, Nikolay | 5-7,1-6 | |
| ITF Israel F4 | 04/23 07:00 | 62 | Haviv, Raz v Kolobaev, Nikolay | 4-6,5-7 | |
| ITF Israel F3 | 03/22 08:00 | 26 | Kolobaev, Nikolay v Heliovaara, Harri | 3-6,4-6 | |
| ITF Israel F3 | 03/21 12:10 | 25 | Kolobaev, Nikolay v Hasson, Jordan | 7-6,6-3 | |
| ITF Israel F3 | 03/19 10:30 | 62 | Kolobaev, Nikolay v Benya, Roee | 7-6,6-0 | |
| ITF Israel F3 | 03/18 10:00 | 62 | Kolobaev, Nikolay v Vodavoz, Nir | 6-4,6-4 | |
| ITF Israel F2 | 03/12 10:00 | 62 | Ovil, Orel v Kolobaev, Nikolay | 3-6,7-5,6-3 | |
| ITF Israel F2 | 03/12 07:30 | 62 | Filichev, Ilya v Kolobaev, Nikolay | 1-6,2-6 | |
| ITF Israel F1 | 03/04 08:00 | 62 | Niklas-Salminen, Patrick v Kolobaev, Nikolay | 6-2,6-0 | |
| ITF Israel F1 | 03/03 12:00 | 62 | Touchmair, Omer v Kolobaev, Nikolay | 4-6,4-6 | |
| ITF Israel F18 | 12/12 10:15 | 25 | Smilansky, Igor v Kolobaev, Nikolay | 6-3,2-6,6-4 | |
| ITF Israel F18 | 12/10 08:00 | 44 | Kolobaev, Nikolay v Bayard, Damien | 3-6,3-6 | |
| ITF Israel F17 | 12/04 09:00 | 44 | Guberman, Yaron v Kolobaev, Nikolay | 6-2,6-4 | |
| ITF Israel F16 | 11/29 08:00 | 25 | Jandric, Darko v Kolobaev, Nikolay | 6-2,6-1 | |
| ITF Israel F16 | 11/27 10:30 | 62 | Kolobaev, Nikolay v Vodavoz, Uri | 6-7,6-2,6-4 | |
| ITF Israel F15 Qual | 10/28 06:00 | 54 | Kolobaev, Nikolay v Benya, Roee | Walkover | |
| ITF Israel F14 | 10/21 08:30 | 44 | Kolobaev, Nikolay v Daniel, Oz | 5-7,6-2,6-7 | |
| ITF Kazakhstan F7 Qual | 09/25 04:00 | 44 | Sergey Fomin v Kolobaev, Nikolay | 6-1,6-7,6-4 |