Stadium: Court 10 Round: 25 Ground: Clay
| ITF Chile F2 | 2017/11/26 13:00 | Gerini, Tomas v Jalil Saavedra, Naim Antonio | 6-2,6-3 |
| ITF Chile F2 | 2017/11/25 13:00 | Gerini, Tomas v Nicolas Bruna | 7-6,2-6,6-0 |
| ITF Chile F1 | 2017/11/22 17:00 | Fleming, David v Gerini, Tomas | 6-3,1-6,7-6 |
| ITF Argentina F9 | 2017/11/15 15:50 | Galarza, Juan Ignacio v Gerini, Tomas | 6-2,6-0 |
| ITF Argentina F9 | 2017/11/14 12:00 | Gerini, Tomas v Suarez Gonzalez, Agustin | 5-7,6-3,7-5 |
| ITF Argentina F9 | 2017/11/13 12:00 | Gerini, Tomas v Reche, Tomas | 6-1,6-0 |
| ITF Argentina F8 | 2017/11/05 14:30 | Gerini, Tomas v Tomas Farjat | 3-6,4-6 |
| ITF Argentina F8 | 2017/11/04 12:00 | Gerini, Tomas v Zaidman, Nicolas | 5-7,6-4,6-3 |
| ITF Chile F1 | 2017/11/21 14:30 | Juan Pablo Varillas v Gelhardt, Luca | 4-6,6-3,6-1 |
| Challenger Santiago 2 Qual | 2017/11/11 13:00 | Acevedo, Nicolas v Gelhardt, Luca | 6-2,7-5 |
| ITF Egypt F28 | 2017/10/04 18:55 | Gelhardt, Luca v Kirill Kivattsev | 2-6,3-6 |
| ITF Egypt F27 | 2017/09/26 14:00 | Gelhardt, Luca v Vilardo, Francesco | 6-7,1-6 |
| ITF Turkey F34 | 2017/09/12 10:30 | Gelhardt, Luca v Fujii, Shinta | 4-6,0-6 |
| ITF Turkey F33 | 2017/09/06 11:00 | Gelhardt, Luca v Trinker, Bastian | 3-6,3-6 |
| ITF Turkey F32 | 2017/09/01 12:50 | Renta Tokuda v Gelhardt, Luca | 6-4,6-7,6-3 |
| ITF Turkey F32 | 2017/08/31 12:00 | Gelhardt, Luca v Silva, Caio | 4-6,7-5,6-3 |