[270] Miljan Zekic 3-6,2-6 Guilherme Clezar [254] 2018-11-12 16:05
Stadium: Cancha 3 Round: 25 Ground: Clay
Home History
| Challenger Montevideo | 2018/11/03 18:05 | Miljan Zekic v Juan Ignacio Galarza | 5-7,7-5,4-6 |
| Challenger Guayaquil | 2018/10/31 16:00 | Santiago Giraldo v Miljan Zekic | 7-5,7-5 |
| Challenger Guayaquil | 2018/10/30 18:10 | Gastao Elias v Miljan Zekic | 6-7,6-0,1-6 |
| Challenger Guayaquil | 2018/10/29 15:30 | Miljan Zekic v Federico Coria | 4-6,6-3,3-6 |
| Challenger Guayaquil Qual | 2018/10/28 16:00 | Miljan Zekic v Ivan Endara | 6-3,7-6 |
| Challenger Guayaquil | 2018/10/27 16:00 | Miljan Zekic v Orlando Luz | 6-0,7-5 |
| Challenger Lima | 2018/10/22 16:40 | Hugo Dellien v Miljan Zekic | 6-4,7-5 |
| Challenger Barcelona | 2018/10/12 09:30 | Filippo Baldi v Miljan Zekic | 6-3,6-3 |
Away History
| Challenger Montevideo | 2018/11/06 19:45 | Guilherme Clezar v Pedro Sousa | 1-6,2-6 |
| Challenger Guayaquil | 2018/10/30 15:30 | Facundo Arguello v Guilherme Clezar | 4-6,6-2,6-1 |
| Challenger Lima | 2018/10/24 16:00 | Guilherme Clezar v Cristian Garin | 3-6,3-6 |
| Challenger Lima | 2018/10/22 17:55 | Guilherme Clezar v Kento Tagashira | 6-0,6-0 |
| Challenger Campinas | 2018/10/03 00:05 | Guilherme Clezar v Cristian Garin | 7-6,6-7,4-6 |
| US Open | 2018/08/23 19:40 | Lorenzo Sonego v Guilherme Clezar | 7-5,5-7,6-3 |
| US Open | 2018/08/22 22:40 | Ricardo Ojeda Lara v Guilherme Clezar | 4-6,3-6 |
| Challenger Cordenons | 2018/08/18 15:00 | Mate Valkusz v Guilherme Clezar | 6-2,6-4 |