Stadium: Court 10 Round: 24 Ground: Hardcourt outdoor
| Challenger Columbus | 2019/01/10 18:05 | Lucas Miedler v Mario Vilella Martinez | 6-3,6-3 |
| Challenger Columbus | 2019/01/09 18:45 | Joao Menezes v Mario Vilella Martinez | 2-6,6-7 |
| Challenger Buenos Aires | 2018/11/13 19:30 | Carlos Berlocq v Mario Vilella Martinez | 5-7,6-7 |
| Challenger Montevideo | 2018/11/11 15:00 | Mario Vilella Martinez v Carlos Berlocq | 1-6,4-6 |
| Challenger Montevideo | 2018/11/09 23:00 | Mario Vilella Martinez v Martin Cuevas | 6-3,6-4 |
| Challenger Montevideo | 2018/11/08 19:50 | Mario Vilella Martinez v Dimitar Kuzmanov | 6-2,7-6 |
| Challenger Montevideo | 2018/11/06 23:40 | Pablo Cuevas v Mario Vilella Martinez | 2-6,2-6 |
| Challenger Santo Domingo | 2018/10/08 17:30 | Mario Vilella Martinez v Rogerio Dutra Silva | 1-6,3-6 |
| Challenger Columbus | 2019/01/10 18:05 | Enzo Couacaud v Uladzimir Ignatik | 3-6,6-3,6-7 |
| Challenger Columbus | 2019/01/09 20:35 | Johan Sebastien Tatlot v Enzo Couacaud | 4-6,1-6 |
| Challenger Columbus | 2019/01/07 19:00 | Andrea Collarini v Enzo Couacaud | 6-7,2-6 |
| Challenger Orlando | 2019/01/02 15:00 | Enzo Couacaud v Gastao Elias | 4-6,5-7 |
| Challenger Orlando | 2019/01/01 17:00 | Joao Menezes v Enzo Couacaud | 1-6,1-6 |
| Challenger Houston | 2018/11/15 18:45 | Enzo Couacaud v Jason Jung | 1-6,6-7 |
| Challenger Houston | 2018/11/13 16:00 | Enzo Couacaud v Ronnie Schneider | 6-4,6-3 |
| Challenger Mouilleron le Captif | 2018/11/05 17:30 | Elias Ymer v Enzo Couacaud | 6-1,6-0 |