Round: 62 Ground: Clay
| ITF Poland F3 | 2016/06/07 08:00 | Mika Kosonen v Pawel Juszczak | 1-6,3-6 |
| ITF Poland F3 Qual | 2016/06/05 08:00 | Szymon Walkow v Mika Kosonen | 1-6,6-2,4-6 |
| ITF Poland F3 Qual | 2016/06/04 08:00 | Ksawery Pociej v Mika Kosonen | 2-6,1-6 |
| ITF Estonia F1 | 2015/11/08 08:00 | Vitaly Kozyukov v Mika Kosonen | 6-2,6-1 |
| ITF Estonia F3 | 2015/10/31 08:00 | Mika Kosonen v Panu Virtanen | 6-4,1-6,3-6 |
| ITF Estonia F2 | 2015/10/25 12:00 | Mika Kosonen v Karl Kiur Saar | 5-7,1-6 |
| ITF Estonia F2 | 2015/10/24 07:00 | Mika Kosonen v Daniil Zarichanskiy | 6-3,7-6 |
| ITF Finland F3 | 2015/08/18 08:00 | Giovanni Rizzuti v Mika Kosonen | 6-1,7-5 |
| ITF Lithuania F1 | 2016/07/16 07:00 | Denis Merkulov v Daniel Querol Cherigny | 6-4,4-6,6-1 |
| ITF Russia F3 Qual | 2016/07/02 07:00 | Denis Merkulov v Mikhail Fufygin | 4-6,4-6 |
| ITF Russia F2 Qual | 2016/06/26 09:00 | Denis Merkulov v Oleksandr Bielinskyi | 2-6,6-7 |
| ITF Russia F2 Qual | 2016/06/25 09:00 | Denis Merkulov v Alexey Baryshev | 6-3,1-6,6-4 |
| ITF Russia F1 Qual | 2016/06/18 07:00 | Vladimir Korolev v Denis Merkulov | 6-4,6-0 |
| ITF Poland F2 | 2015/08/16 08:00 | Denis Merkulov v Jan Zielinski | 4-6,2-6 |
| ITF Belarus F1 Qual | 2015/08/08 07:00 | Mikalai Haliak v Denis Merkulov | 4-6,6-4,6-2 |
| ITF Lithuania F1 | 2015/07/19 10:00 | Mauricio A-Guzman v Denis Merkulov | 5-7,2-6 |