Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF Israel F14 | 2018/10/19 07:00 | Ryan Nijboer v Baptiste Crepatte | 1-6,4-6 |
| ITF Israel F14 | 2018/10/18 07:00 | Claudio Fortuna v Ryan Nijboer | 4-6,2-6 |
| ITF Israel F14 | 2018/10/17 12:00 | Joshua Paris v Ryan Nijboer | 2-6,3-6 |
| ITF Israel F14 | 2018/10/16 08:40 | Ryan Nijboer v Lucas Catarina | 7-6,1-6,7-6 |
| ITF Israel F13 | 2018/10/10 07:00 | Shahar Elbaz v Ryan Nijboer | 2-6,6-4,6-3 |
| ITF Israel F13 | 2018/10/09 11:05 | Emmanuel Luria v Ryan Nijboer | 3-6,2-6 |
| ITF Great Britain F5 | 2018/09/18 09:45 | Ryan Nijboer v Jonathan Gray | 6-4,3-6,2-6 |
| ITF Netherlands F6 | 2018/08/30 14:25 | Botic Van De Zandschulp v Ryan Nijboer | 6-4,5-7,6-4 |
| ITF Poland F8 | 2018/08/21 08:00 | Daniel Michalski v Marek Jaloviec | 2-6,3-6 |
| ITF Poland F7 | 2018/08/15 08:00 | Daniel Michalski v Pawel Juszczak | 4-6,3-6 |
| Challenger Sopot | 2018/08/02 12:20 | Daniel Michalski v Daniel Gimeno-Traver | 1-6,1-6 |
| Challenger Sopot | 2018/07/30 12:30 | Daniel Michalski v Michal Dembek | 6-2,6-4 |
| ITF Poland F1 | 2018/05/02 08:00 | Michal Dembek v Daniel Michalski | 6-2,3-6,7-5 |
| ITF Poland F1 | 2018/05/01 09:10 | Yann Wojcik v Daniel Michalski | 3-6,4-6 |
| Davis Kupa | 2018/04/08 13:25 | Daniel Michalski v Mark Chigaazira | 6-3,6-4 |
| ITF Italy F5 Qual | 2018/03/27 09:00 | Constantin Christ v Daniel Michalski | 0-6,6-4,6-4 |