[175] Gandzasar II 6-4,6-3 Evan Song [319] 2019-01-21 19:35
Stadium: Court Central Round: 25 Ground: Hardcourt indoor
Head to Head
| Challenger Puerto Vallarta | 2018/05/01 17:00 | Evan Song v Roberto Quiroz | 6-7,3-6 |
| ATP Los Cabos Qual | 2017/07/30 01:15 | Evan Song v Roberto Quiroz | 6-2,6-2 |
Home History
| Challenger Knoxville | 2018/11/08 00:30 | Roberto Quiroz v Blaz Rola | 6-7,4-6 |
| Challenger Guayaquil | 2018/10/31 23:15 | Juan Ignacio Londero v Roberto Quiroz | 6-7,7-6,6-1 |
| Challenger Guayaquil | 2018/10/31 02:20 | Juan Pablo Varillas v Roberto Quiroz | 3-6,6-3,3-6 |
| Challenger Calgary | 2018/10/19 19:30 | Roberto Quiroz v Ivo Karlovic | 6-7,6-4,6-7 |
| 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 |
Away History
| Challenger Da Nang | 2019/01/07 04:25 | Evan Song v Yan Bai | 4-6,4-6 |
| Challenger Orlando | 2019/01/03 17:15 | Evan Song v Norbert Gombos | 7-6,5-7,6-7 |
| Challenger Orlando | 2019/01/01 20:50 | Benjamin Bonzi v Evan Song | 2-6,4-6 |
| Challenger Orlando | 2018/12/31 15:00 | Kaichi Uchida v Evan Song | 1-6,2-6 |
| Challenger Houston | 2018/11/16 20:45 | Evan Song v Bradley Klahn | 3-6,6-4,1-6 |
| Challenger Houston | 2018/11/15 20:40 | Evan Song v Alexis Galarneau | 6-2,3-6,6-2 |
| Challenger Knoxville | 2018/11/07 15:00 | Michael Mmoh v Evan Song | 6-2,6-3 |
| Challenger Knoxville | 2018/11/06 15:00 | Ryan Shane v Evan Song | 6-7,4-6 |