Round: 60 Ground: Clay
| ITF Croatia F4 Qual | 2016/03/20 08:00 | Roko Horvat v Dusan Rajic | 1-6,2-6 |
| ITF Croatia F3 | 2016/03/12 11:30 | Roko Horvat v Ludovico Scerrati | 2-6,3-6 |
| ITF Germany F3 | 2017/01/22 11:30 | Klemen Nikolas v Benjamin Hassan | 2-6,6-1,4-6 |
| ITF Turkey F47 Qual | 2016/11/19 06:00 | Klemen Nikolas v Andrej Glvac | 3-6,1-6 |
| ITF Serbia F1 Qual | 2016/07/16 10:00 | Klemen Nikolas v Martin Dimitrov | 3-6,3-6 |
| ITF Turkey F28 Qual | 2016/07/10 13:00 | Mohammad A A K Akbar v Klemen Nikolas | 7-5,6-1 |
| ITF Croatia F3 | 2016/03/12 09:00 | Klemen Nikolas v Rrezart Cungu | 2-6,2-6 |
| ITF Croatia F2 | 2016/03/06 12:30 | Klemen Nikolas v Paul Woerner | 1-6,6-7 |
| ITF Croatia F1 | 2016/02/29 08:30 | Ivan Sabanov v Klemen Nikolas | 6-1,6-1 |