Round: 54 Ground: Hardcourt indoor
| ITF Netherlands F6 | 2018/08/27 10:00 | Meuffels, Alban v Karlo Cubelic | 6-4,6-3 |
| ITF Netherlands F6 | 2018/08/26 08:00 | Karlo Cubelic v Bottino, Edoardo | 6-3,6-1 |
| ITF Netherlands F6 | 2018/08/26 07:00 | Flinner, Marek v Karlo Cubelic | 1-6,2-6 |
| ITF Netherlands F5 | 2018/08/19 08:30 | Karlo Cubelic v Sandro Kopp | 2-6,7-5,6-3 |
| ITF Netherlands F5 | 2018/08/19 08:30 | Borg, Maikel v Karlo Cubelic | 6-3,6-4 |
| ITF Netherlands F5 | 2018/08/18 07:00 | Janezic, Dorian Tomaz v Karlo Cubelic | 1-6,2-6 |
| ITF Austria F5 Qual | 2018/07/30 08:00 | Umberto Maria Giovannini v Karlo Cubelic | 6-1,6-3 |
| ITF Austria F5 Qual | 2018/07/29 08:00 | Tino Kovacic v Karlo Cubelic | 4-6,2-6 |
| ITF France F18 | 2018/09/16 08:00 | Kyrian Jacquet v Courtalon, Marceau | 7-6,6-4 |
| ITF France F18 | 2018/09/15 11:05 | Courtalon, Marceau v Freire Da Silva, Nathan | 6-4,7-6 |
| ITF Spain F8 | 2016/04/02 12:30 | Alex De Minaur v Courtalon, Marceau | 2-6,6-2,6-1 |
| ITF Spain F7 | 2016/03/26 10:00 | Cortes Alcaraz, Aaron v Courtalon, Marceau | 6-4,6-4 |
| ITF France F7 Qual | 2016/03/19 12:20 | Beran, Martin v Courtalon, Marceau | 6-1,6-1 |
| ITF Tunisia F25 Qual | 2015/09/27 15:00 | Kahlke, Jannis v Courtalon, Marceau | 6-2,6-2 |
| ITF Tunisia F24 Qual | 2015/09/20 10:25 | Dodens, Pierre Louis v Courtalon, Marceau | 1-6,6-3,4-6 |
| ITF Tunisia F5 | 2015/09/08 08:30 | Courtalon, Marceau v Dougaz, Aziz | 6-3,1-6,3-6 |