Stadium: Campo Central Round: 27 Ground: Clay
| Cali, Colombia | 2014/10/01 17:00 | Gonzalez, Alejandro v Clezar, Guilherme | 4-6,6-3,6-1 |
| Cali, Colombia | 2017/10/18 18:05 | Clezar, Guilherme v Cristian Garin | 7-5,7-6 |
| Cali, Colombia | 2017/10/16 19:10 | Estrella Burgos, Victor v Clezar, Guilherme | 5-7,5-7 |
| Challenger - Buenos Aires | 2017/10/10 14:00 | Clezar, Guilherme v Linzer, Michael | 3-6,7-6,3-6 |
| Challenger Campinas | 2017/10/05 16:40 | Gastao Elias v Clezar, Guilherme | 6-4,7-6 |
| Challenger Campinas | 2017/10/03 19:00 | Clezar, Guilherme v Lindell, Christian | 6-3,6-2 |
| Coupe Davis | 2017/09/15 02:00 | Sugita, Yuichi v Clezar, Guilherme | 6-2,7-5,7-6 |
| Challenger Quito | 2017/09/01 16:30 | Nicolas Jarry v Clezar, Guilherme | 4-6,7-6,6-4 |
| Challenger Quito | 2017/08/30 17:15 | Quiroz, Roberto v Clezar, Guilherme | 3-6,7-6,2-6 |
| Cali, Colombia | 2017/10/18 21:00 | Londero, Juan Ignacio v Gonzalez, Alejandro | 4-6,6-4,3-6 |
| Cali, Colombia | 2017/10/17 17:15 | Gonzalez, Alejandro v Jozef Kovalik | 3-6,6-2,6-3 |
| Challenger Fairfield | 2017/10/12 17:00 | Gonzalez, Alejandro v Fratangelo, Bjorn | 6-7,6-7 |
| Challenger Fairfield | 2017/10/10 17:00 | Gonzalez, Alejandro v Smith, John-Patrick | 6-1,6-4 |
| Fairfield, USA, Qualifications | 2017/10/09 17:00 | Gonzalez, Alejandro v Roelofse, Ruan | 6-7,2-6 |
| Fairfield, USA, Qualifications | 2017/10/08 20:20 | Dominik Koepfer v Gonzalez, Alejandro | 4-6,6-4,3-6 |
| Fairfield, USA, Qualifications | 2017/10/07 23:00 | Gonzalez, Alejandro v Sah, Timothy | 6-4,6-4 |
| Challenger Stockton Qual | 2017/10/01 18:40 | Nielsen, Frederik v Gonzalez, Alejandro | 6-4,6-1 |