Stadium: Hard 13 Round: 25 Ground: Hardcourt outdoor
| ITF Greece F7 | 2018/11/10 10:15 | Tom Kocevar-Desman v Lucas Catarina | 7-6,6-0 |
| ITF Greece F7 | 2018/11/08 10:00 | Alon Elia v Lucas Catarina | 6-3,1-6,4-6 |
| ITF Greece F7 | 2018/11/06 13:05 | Joshua Rose v Lucas Catarina | 6-7,3-6 |
| ITF Greece F6 | 2018/11/03 08:00 | Lucas Catarina v George Loffhagen | 6-7,6-1,6-7 |
| ITF Greece F6 | 2018/11/02 08:30 | Lucas Catarina v Francesco Ferrari | 6-1,6-4 |
| ITF Greece F6 | 2018/11/01 08:25 | Lucas Catarina v Stefan Palosi | 6-2,6-3 |
| ITF Greece F6 | 2018/10/30 07:30 | Lucas Catarina v Savriyan Danilov | 6-1,7-5 |
| ITF Israel F14 | 2018/10/16 08:40 | Ryan Nijboer v Lucas Catarina | 7-6,1-6,7-6 |
| ITF Greece F8 | 2018/11/12 07:30 | Stefan Petrovic v Austin Rapp | 6-7,4-6 |
| ITF Greece F7 | 2018/11/04 08:00 | Alexandre Peyrot v Stefan Petrovic | 6-2,6-3 |
| ITF Greece F6 | 2018/10/28 10:00 | Stefan Petrovic v Linus Krohn | 1-6,2-6 |
| ITF Greece F6 | 2018/10/27 09:00 | Stefan Petrovic v Radoslav Shandarov | 6-1,6-4 |
| ITF Serbia F5 | 2018/09/05 14:45 | Stefan Petrovic v Maximilian Gatev | 6-3,5-7,2-6 |
| ITF Serbia F4 | 2018/08/28 08:00 | Stefan Petrovic v Jaroslav Pospisil | 5-7,0-6 |
| ITF Serbia F4 | 2018/08/27 08:30 | Stefan Petrovic v Luka Markovic | 6-1,7-5 |
| ITF Serbia F4 | 2018/08/26 07:00 | Stefan Petrovic v Shendrit Deari | 6-3,6-3 |