Round: 26 Ground: Clay
| ITF Uruguay F1 | 2016/11/29 18:00 | de Marco, Nicolas v Felder, Marcel | 2-6,0-6 |
| Montevideo, Uruguay | 2016/11/15 15:00 | Felder, Marcel v Guido Andreozzi | 0-6,2-6 |
| Challenger Guayaquil Qual | 2016/10/29 23:40 | Felder, Marcel v Andrea Collarini | 0-6,5-7 |
| Challenger Guayaquil Qual | 2016/10/29 18:30 | Kylar, Kevin v Felder, Marcel | 2-6,0-6 |
| ITF Italy F25 | 2016/08/17 10:30 | Felder, Marcel v Viola, Matteo | 2-6,6-0,2-6 |
| ITF Italy F25 | 2016/08/16 07:30 | Felder, Marcel v Ceppellini, Alessandro | 6-2,6-1 |
| ITF Italy F25 Qual | 2016/08/15 07:30 | Gard, Catalin-Ionut v Felder, Marcel | 6-3,3-6,2-6 |
| ITF Italy F25 Qual | 2016/08/14 08:00 | Felder, Marcel v Chiurulli, Daniele | 6-3,6-1 |
| ITF Uruguay F1 | 2016/11/29 16:05 | Maresca, Santiago v Mariano Kestelboim | 4-6,1-6 |
| Montevideo, Uruguay | 2016/11/15 19:35 | Zampieri, Caio v Mariano Kestelboim | 3-6,7-6,6-1 |
| ITF Argentina F13 | 2016/11/10 13:00 | Mariano Kestelboim v Galarza, Juan Ignacio | 5-7,6-2,3-6 |
| ITF Argentina F13 | 2016/11/09 13:00 | Mariano Kestelboim v Maresca, Santiago | 6-0,6-4 |
| ITF Argentina F13 | 2016/11/08 14:25 | Mariano Kestelboim v Dario Acosta | 6-1,6-2 |
| ITF Argentina F12 | 2016/11/01 23:00 | Makiguchi, Ryusei v Mariano Kestelboim | 6-4,7-5 |
| ITF Argentina F12 | 2016/10/30 23:00 | Nunez, V. v Mariano Kestelboim | 3-6,1-6 |
| Challenger Buenos Aires 2 | 2016/10/11 15:45 | Mariano Kestelboim v Hernandez-Fernandez, Jose | 6-2,2-6,3-6 |