Stadium: Estadio Round: 26 Ground: Clay
| Challenger San Luis Potosi | 2018/03/29 01:10 | Paolo Lorenzi v Austin Krajicek | 7-6,1-6,3-6 |
| Challenger Irving | 2018/03/14 17:00 | Mikhail Kukushkin v Austin Krajicek | 6-7,6-4,7-5 |
| ITF Canada F2 | 2018/03/07 17:15 | Deiton Baughman v Austin Krajicek | 6-1,3-6,6-4 |
| Challenger Dallas | 2018/01/31 19:35 | Miomir Kecmanovic v Austin Krajicek | 7-6,6-7,7-6 |
| Challenger Dallas | 2018/01/30 01:50 | Austin Krajicek v Filip Peliwo | 6-3,6-3 |
| Challenger Newport Beach Qual | 2018/01/20 22:25 | Luke Bambridge v Austin Krajicek | 6-7,7-5,7-5 |
| ITF USA F2 | 2018/01/12 19:30 | Austin Krajicek v Emilio Gomez | 3-6,6-7 |
| ITF USA F2 | 2018/01/11 18:30 | Austin Krajicek v Or Ram-Harel | 6-2,6-4 |
| Challenger San Luis Potosi | 2018/03/28 21:10 | Facundo Arguello v Jose Hernandez-Fernandez | 3-6,3-6 |
| Challenger Santiago Qual | 2018/03/04 14:00 | Jose Hernandez-Fernandez v Facundo Arguello | 4-6,3-6 |
| Challenger Santiago Qual | 2018/03/03 13:00 | Jose Hernandez-Fernandez v Gonzalo Villanueva | 7-6,7-6 |
| ATP Sao Paulo Qual | 2018/02/24 15:50 | Joao Domingues v Jose Hernandez-Fernandez | 6-2,6-4 |
| Davis Cup | 2018/02/03 21:30 | Jose Hernandez-Fernandez v Thiago Monteiro | 6-4,7-6 |
| Davis Cup | 2018/02/02 20:00 | Jose Hernandez-Fernandez v Joao Pedro Sorgi | 6-2,4-6,7-6 |
| ITF Dominican Republic F3 | 2017/12/16 14:00 | Alejandro Gomez v Jose Hernandez-Fernandez | 0-6,7-6,2-6 |
| ITF Dominican Republic F3 | 2017/12/15 14:00 | Jose Olivares v Jose Hernandez-Fernandez | 4-6,2-6 |