Round: 26 Ground: Hardcourt outdoor
| Challenger Chicago MD | 2018/09/06 22:50 | Arevalo/Maytin v Gonzales/Lammons | 6-7,3-6 |
| Challenger Chicago MD | 2018/09/04 17:25 | Arevalo/Maytin v Verdugo/Siljestrom | 6-7,7-6,11-9 |
| Challenger San Francisco MD | 2018/02/11 22:00 | Arevalo/Maytin v Bambridge/Salisbury | 6-3,6-7,10-7 |
| Challenger San Francisco MD | 2018/02/10 23:00 | Behar/Gonzalez v Arevalo/Maytin | 1-6,6-7 |