Stadium: C Round: 45 Ground: Hardcourt outdoor
| Challenger Chicago | 2018/09/02 19:25 | Hiltzik, Jared v Strong Kirchheimer | 7-5,7-6 |
| ITF USA F23 | 2018/08/17 14:00 | Strong Kirchheimer v Bangoura, Sekou | 6-7,2-6 |
| ITF USA F23 | 2018/08/16 16:05 | Strong Kirchheimer v Patino, Luis | 6-3,6-2 |
| ITF USA F23 | 2018/08/14 14:00 | Strong Kirchheimer v Shi, Brian | 6-1,7-6 |
| ITF USA F22 | 2018/08/09 17:05 | Strong Kirchheimer v Geller, Axel | 6-4,3-6,2-6 |
| ITF USA F22 | 2018/08/08 18:35 | Strong Kirchheimer v Colin Markes | 6-3,7-6 |
| Challenger Lexington Qual | 2018/07/29 16:30 | Alex Rybakov v Strong Kirchheimer | 4-6,7-5,6-3 |
| Challenger Lexington Qual | 2018/07/28 17:40 | Nick Chappell v Strong Kirchheimer | 6-4,2-6,3-6 |
| Challenger Seville | 2018/09/01 08:00 | Zizou Bergs v Vivero Gonzalez, Pablo | 6-4,6-4 |
| Challenger Mallorca | 2018/08/26 11:15 | Gabashvili, Teimuraz v Vivero Gonzalez, Pablo | 7-5,6-1 |
| ITF Portugal F15 | 2018/08/17 13:05 | Sora Fukuda v Vivero Gonzalez, Pablo | 7-6,2-6,6-4 |
| ITF Portugal F15 | 2018/08/16 10:40 | Alexander Donski v Vivero Gonzalez, Pablo | 3-6,6-7 |
| ITF Portugal F15 | 2018/08/14 10:40 | Bothwell, Peter v Vivero Gonzalez, Pablo | 2-6,7-6,3-6 |
| ITF Portugal F14 | 2018/08/07 11:00 | Vivero Gonzalez, Pablo v Das, Terence | 3-6,2-6 |
| Challenger Segovia Qual | 2018/07/28 14:05 | Nam Hoang Ly v Vivero Gonzalez, Pablo | 6-4,6-3 |
| ITF Portugal F11 | 2018/07/07 12:00 | Vivero Gonzalez, Pablo v Mark Whitehouse | 5-7,3-6 |