Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| Egypt F18, Singles Qualifying | 2018/09/12 10:15 | Moundir, Adam v Krivokuca, Neven | 1-6,4-6 |
| ITF Belgium F10 | 2018/08/28 10:00 | Krivokuca, Neven v Michael Geerts | 3-6,1-6 |
| ITF Italy F24 | 2018/08/21 12:00 | Krivokuca, Neven v Andrea Vavassori | 3-6,2-6 |
| ITF Morocco F2 | 2018/07/26 12:05 | Krivokuca, Neven v Arthur Rinderknech | 1-6,4-6 |
| ITF Morocco F2 | 2018/07/25 10:00 | Lipovsek Puches, Tomas v Krivokuca, Neven | 3-6,2-6 |
| ITF Morocco F2 | 2018/07/23 10:00 | Bogajo Fernandez, Fernando v Krivokuca, Neven | 1-6,2-6 |
| ITF Morocco F1 | 2018/07/17 12:00 | Krivokuca, Neven v Martinez Sarrasague, Felipe | 3-6,6-3,1-6 |
| ITF Turkey F22 | 2018/06/06 07:30 | Krivokuca, Neven v Shakhnubaryan, Artur | 4-6,1-6 |
| ITF Russia F7 | 2018/08/23 07:00 | Kalovelonis, Markos v Kravchuk, Konstantin | 2-6,2-6 |
| ITF Russia F7 | 2018/08/22 10:35 | Kalovelonis, Markos v Alexandr Binda | 6-4,6-4 |
| ITF Russia F7 | 2018/08/20 07:00 | Kalovelonis, Markos v Bogdan Bobrov | 7-6,6-2 |
| ITF Russia F6 | 2018/08/14 09:45 | Ratniuk, Maxim v Kalovelonis, Markos | 6-4,7-5 |
| ITF Estonia F1 | 2018/07/21 07:00 | Kalovelonis, Markos v Madaras, Dragos Nicolae | 2-6,3-6 |
| ITF Estonia F1 | 2018/07/20 09:00 | Kalovelonis, Markos v Niklas-Salminen, Patrick | 6-4,7-5 |
| ITF Estonia F1 | 2018/07/19 09:00 | Emil Ruusuvuori v Kalovelonis, Markos | 6-7,5-7 |
| ITF Estonia F1 | 2018/07/18 08:00 | Siimar, Kristofer v Kalovelonis, Markos | 1-6,1-6 |