Stadium: Court 4 Round: 44 Ground: Clay
| ITF Portugal F6 Qual | 2018/03/25 09:00 | Yanik Kaelin v Jurgen Briand | 1-6,6-7 |
| ITF Portugal F6 Qual | 2018/03/24 13:00 | Joao Antonio v Yanik Kaelin | 1-6,3-6 |
| ITF Portugal F5 Qual | 2018/03/18 12:30 | Yanik Kaelin v Daniel Rodrigues | 4-6,2-6 |
| ITF Portugal F5 Qual | 2018/03/18 11:30 | Joao Velloso v Yanik Kaelin | 0-6,1-6 |
| ITF Portugal F3 | 2018/03/07 10:00 | Dusty H. Boyer v Yanik Kaelin | 6-3,6-4 |
| ITF Portugal F3 | 2018/03/05 13:00 | Hans Albert Schubert v Yanik Kaelin | 2-6,4-6 |
| ITF Portugal F3 | 2018/03/05 10:00 | Laelson Rodrigues v Yanik Kaelin | 3-6,0-6 |
| ITF Portugal F2 Qual | 2018/02/25 15:00 | Yanik Kaelin v Ivan Marrero Curbelo | 3-6,2-6 |
| ITF Turkey F21 Qual | 2018/05/27 09:00 | Daniil Klimov v Jesse Paul Krattiger | 3-6,6-1,6-0 |
| ITF Turkey F20 Qual | 2018/05/19 07:30 | Hermanni Tiainen v Jesse Paul Krattiger | 6-4,6-4 |
| ITF Egypt F16 | 2018/04/28 12:00 | Jesse Paul Krattiger v Zakhar Trapeznikov | 3-6,5-7 |
| ITF Egypt F15 | 2018/04/21 08:00 | Jesse Paul Krattiger v Mousa Alkotop | 1-6,2-6 |
| ITF Portugal F3 | 2018/03/03 12:30 | Jesse Paul Krattiger v Patrik Hartmeier | 1-6,2-6 |
| ITF Portugal F2 Qual | 2018/02/24 10:00 | Grigoriy Korobeynikov v Jesse Paul Krattiger | 6-1,6-3 |
| ITF Portugal F1 | 2018/02/18 13:00 | Jesse Paul Krattiger v Nino Portales | 2-6,0-6 |
| ITF Turkey F35 | 2017/09/17 11:00 | Jesse Paul Krattiger v Jan Zednik | 1-6,2-6 |