Stadium: Court 3 Round: 25 Ground: Clay
| ITF Peru F2 | 2018/09/30 15:30 | Kohl, Cristopher v Acevedo, Nicolas | 2-6,2-6 |
| ITF Peru F1 | 2018/09/22 14:30 | Kohl, Cristopher v Postay, Alan | 1-6,1-6 |
| ITF Argentina F6 | 2018/09/15 14:00 | Leonardo Aboian v Kohl, Cristopher | 4-6,6-2,6-0 |
| ITF Argentina F5 | 2018/09/09 12:00 | Kohl, Cristopher v Tacchi, Luciano | 3-6,3-6 |
| ITF Argentina F5 | 2018/09/08 12:00 | Kohl, Cristopher v Ku Meza, Andre | 6-1,6-0 |
| ITF Argentina F4 | 2018/09/02 15:30 | Estevez Maximiliano v Kohl, Cristopher | 6-3,6-4 |
| ITF Argentina F4 | 2018/09/01 12:00 | Kohl, Cristopher v Berne, Mateo | 6-4,6-2 |
| ITF Ukraine F3 | 2018/05/19 07:00 | Kohl, Cristopher v Alvarez-Guzman, Mauricio | 3-6,6-7 |
| ITF Turkey F33 | 2018/10/25 07:00 | Martinez, Mirko v Gennaro, Dante | 3-6,2-6 |
| ITF Turkey F33 | 2018/10/23 07:00 | Martinez, Mirko v Benjamin Winter Lopez | 6-1,6-2 |
| ITF Switzerland F5 | 2018/09/04 14:30 | Martinez, Mirko v Staeheli, Luca | 7-6,6-7,5-7 |
| ITF Switzerland F5 | 2018/09/03 08:50 | Martinez, Mirko v Nicolas Parizzia | 6-3,6-3 |
| ITF Switzerland F5 | 2018/09/02 11:30 | Martinez, Mirko v Kaelin, Yanik | 6-2,6-1 |
| ITF Switzerland F4 | 2018/08/28 16:10 | Matteo Martineau v Martinez, Mirko | 6-2,6-0 |
| ITF Switzerland F3 | 2018/08/22 09:30 | Martinez, Mirko v Juan Pablo Ficovich | 6-7,1-6 |
| ITF Morocco F2 | 2018/07/22 15:45 | Martinez, Mirko v Juan Bautista Otegui | 3-6,2-6 |