Stadium: Cancha 4 Round: 25 Ground: Clay
| Challenger Santo Domingo | 2017/08/16 02:20 | Damir Dzumhur v Guilherme Clezar | 7-6,6-3 |
| Challenger Floridablanca | 2017/08/10 20:55 | Guilherme Clezar v Gonzalo Lama | 6-2,4-6,4-6 |
| Challenger Floridablanca | 2017/08/09 16:00 | Guilherme Clezar v Joao Pedro Sorgi | 6-3,6-4 |
| Challenger Floridablanca | 2017/08/08 16:00 | Guilherme Clezar v Benjamin Lock | 6-3,6-3 |
| Challenger Liberec | 2017/08/06 10:00 | Pedro Sousa v Guilherme Clezar | 6-4,5-7,6-2 |
| Challenger Liberec | 2017/08/05 09:30 | Vaclav Safranek v Guilherme Clezar | 6-1,2-6,3-6 |
| Challenger Liberec | 2017/08/04 10:00 | Guilherme Clezar v Oscar Otte | 6-1,6-1 |
| Challenger Liberec | 2017/08/02 14:30 | Lukas Rosol v Guilherme Clezar | 6-7,3-6 |
| Challenger Santo Domingo | 2017/08/16 21:45 | Michael Linzer v Nicolas Jarry | 5-7,1-6 |
| Challenger Santo Domingo | 2017/08/15 17:00 | Michael Linzer v Daniel Elahi Galan | 6-3,4-6,7-5 |
| Challenger Floridablanca | 2017/08/10 17:00 | Michael Linzer v Facundo Arguello | 3-6,4-6 |
| Challenger Floridablanca | 2017/08/09 21:30 | Michael Linzer v Alejandro Falla | 4-6,6-1,6-2 |
| Challenger Floridablanca | 2017/08/07 19:15 | Michael Linzer v Camilo Ugo Carabelli | 6-1,6-2 |
| ATP Kitzbuhel Qual | 2017/07/30 11:30 | Michael Linzer v Maximilian Marterer | 2-6,4-6 |
| ATP Kitzbuhel Qual | 2017/07/29 10:25 | Jerzy Janowicz v Michael Linzer | 1-6,4-6 |
| ATP Hamburg Qual | 2017/07/22 12:45 | Damir Dzumhur v Michael Linzer | 6-3,7-5 |