| ITF USA F28 | 10/13 17:30 | 62 | Alexander Knight v Guillermo Arrambide | 6-3,6-2 | |
| ITF Mexico F6 | 11/19 16:30 | 62 | Philip Wilbert Major v Guillermo Arrambide | 6-3,6-2 | |
| ITF USA F33 Qual | 10/08 15:00 | 62 | Guillermo Arrambide v Pol Wattanakul | 3-6,2-6 | |
| ITF USA F33 Qual | 10/07 16:30 | 62 | Ian Dempster v Guillermo Arrambide | 4-6,2-6 | |
| Challenger Monterrey Qual | 10/01 16:00 | 46 | Dennis Nevolo v Guillermo Arrambide | 6-2,6-0 | |
| Challenger Monterrey Qual | 10/08 18:00 | 45 | Guillermo Arrambide v Ruben Gonzales | 1-6,2-6 | |
| ITF USA F29 | 10/03 18:00 | 62 | Matt McBride v Guillermo Arrambide | 6-2,4-6,6-3 |