| Challenger Caltanissetta | 2014/06/10 15:00 | Claudio Grassi v Pablo Cuevas | 1-6,3-6 |
| Challenger Caltanissetta Qual | 2014/06/08 15:30 | Walter Trusendi v Claudio Grassi | 4-6,6-2,1-6 |
| ITF Tunisia F2 | 2014/05/22 08:30 | Matthias Wunner v Claudio Grassi | 7-5,6-1 |
| ITF Tunisia F2 | 2014/05/20 12:10 | Tobias Simon v Claudio Grassi | 3-6,4-6 |
| Challenger Le Gosier | 2014/04/01 17:00 | Claudio Grassi v Thomas Fabbiano | 6-2,3-6,1-6 |
| ITF China F2 | 2014/03/12 06:50 | Yong-Kyu Lim v Claudio Grassi | 3-6,1-6 |
| ITF China F1 | 2014/03/07 02:30 | Claudio Grassi v Ze Zhang | 4-6,3-6 |
| ITF China F1 | 2014/03/06 04:50 | Cheong-Eui Kim v Claudio Grassi | 2-6,7-5,1-6 |
| ITF Croatia F3 | 2014/03/12 08:50 | Cristian Carli v Gerard Granollers-Pujol | 5-7,1-6 |