Roberto Quiroz 3-6,2-6 Steve Johnson 2020-01-29 22:10
Stadion: Court 2 Round: 25 Ground: Hardcourt outdoor
Head to Head
| Challenger - Aptos | 2019/08/07 20:15 | Roberto Quiroz v Steve Johnson | 1-6,2-6 |
Home History
| Challenger - Ann Arbor | 2020/01/10 16:00 | Roberto Cid Subervi v Roberto Quiroz | 6-4,6-4 |
| Challenger - Ann Arbor | 2020/01/09 20:30 | Nino Serdarusic v Roberto Quiroz | 5-7,6-7 |
| Challenger - Ann Arbor | 2020/01/08 18:10 | Tobias Simon v Roberto Quiroz | 4-6,7-6,6-7 |
| Challenger - Knoxville | 2019/11/04 19:25 | Roberto Quiroz v Dmitry Popko | 7-6,2-6,3-6 |
| Challenger - Guayaquil | 2019/11/01 00:35 | Roberto Quiroz v Leonardo Mayer | 3-6,4-6 |
| Challenger - Guayaquil | 2019/10/29 23:00 | Mario Vilella Martinez v Roberto Quiroz | 7-6,5-7,2-6 |
| Challenger - Guayaquil | 2019/10/29 00:50 | Joao Menezes v Roberto Quiroz | 2-6,2-6 |
| Challenger - Lima | 2019/10/23 16:35 | Roberto Quiroz v Andrea Collarini | 4-6,3-6 |
Away History
| Australian Open | 2020/01/20 03:05 | Steve Johnson v Roger Federer | 3-6,2-6,2-6 |
| Challenger - Bendigo | 2020/01/18 01:40 | Steve Johnson v Stefano Travaglia | 7-6,7-6 |
| Challenger - Bendigo | 2020/01/17 01:20 | Andrea Vavassori v Steve Johnson | 3-6,1-6 |
| Challenger - Bendigo | 2020/01/16 00:50 | Steve Johnson v Harold Mayot | 6-3,7-6 |
| Challenger - Bendigo | 2020/01/15 01:35 | Steve Johnson v Calum Puttergill | 7-6,6-0 |
| Challenger - Bendigo | 2020/01/13 03:15 | Steve Johnson v Markos Kalovelonis | 6-3,6-7,6-3 |
| Challenger - Canberra | 2020/01/10 03:15 | Steve Johnson v Philipp Kohlschreiber | 6-7,5-7 |
| Challenger - Canberra | 2020/01/09 01:20 | Steve Johnson v Bradley Klahn | 6-4,7-6 |