[185] Roberto Quiroz 6-7,6-4,6-7 Ivo Karlovic [121] 2018-10-19 19:30
Stadium: National Bank Court Round: 27 Ground: Hardcourt indoor
Home History
| Challenger Calgary | 2018/10/18 18:20 | Roberto Quiroz v Cem Ilkel | 6-4,6-3 |
| Challenger Calgary | 2018/10/17 00:05 | Roberto Quiroz v Vincent Millot | 1-6,7-5,6-1 |
| Challenger Santo Domingo | 2018/10/08 17:00 | Roberto Quiroz v Juan Ignacio Londero | 1-6,3-6 |
| Challenger Monterrey | 2018/10/04 20:00 | Marcel Granollers v Roberto Quiroz | 6-7,7-6,7-5 |
| Challenger Monterrey | 2018/10/02 20:15 | Roberto Quiroz v Marcelo Arevalo | 6-7,6-3,7-5 |
| Challenger Tiburon | 2018/09/25 18:50 | Christopher Eubanks v Roberto Quiroz | 7-6,7-6 |
| Challenger Columbus | 2018/09/22 17:50 | Jordan Thompson v Roberto Quiroz | 5-7,7-6,7-6 |
| Challenger Columbus | 2018/09/21 16:00 | Luke Saville v Roberto Quiroz | 3-6,1-6 |
Away History
| Challenger Calgary | 2018/10/18 19:55 | Mathias Bourgue v Ivo Karlovic | 6-7,6-4,3-6 |
| Challenger Calgary | 2018/10/17 01:55 | Evan King v Ivo Karlovic | 6-7,7-6,6-7 |
| Challenger Fairfield | 2018/10/10 03:35 | Dominik Koepfer v Ivo Karlovic | 6-4,6-4 |
| Challenger Monterrey | 2018/10/07 21:00 | David Ferrer v Ivo Karlovic | 6-3,6-4 |
| Challenger Monterrey | 2018/10/06 19:00 | Ivo Karlovic v Santiago Giraldo | 6-7,6-4,7-6 |
| Challenger Monterrey | 2018/10/05 22:40 | Ivo Karlovic v Bjorn Fratangelo | 6-4,6-3 |
| Challenger Monterrey | 2018/10/04 00:35 | Ivo Karlovic v Lucas Gomez | 3-6,6-3,7-6 |
| Challenger Monterrey | 2018/10/02 00:15 | Ivo Karlovic v Thiemo De Bakker | 7-6,7-5 |