Round: 62 Ground: Clay
| ITF USA F2 | 2018/01/10 22:25 | Sam Riffice v Trevor A Johnson | 3-6,6-4,6-3 |
| ITF USA F39 | 2017/12/01 19:20 | Alexander Ward v Trevor A Johnson | 6-2,7-5 |
| ITF USA F39 | 2017/11/30 19:40 | Trevor A Johnson v Austin Krajicek | 6-3,6-0 |
| ITF USA F39 | 2017/11/29 16:00 | Trevor A Johnson v Carl Soderlund | 6-1,6-2 |
| ITF USA F39 | 2017/11/28 17:15 | Dennis Nevolo v Trevor A Johnson | 3-6,1-6 |
| ITF USA F39 Qual | 2017/11/27 17:35 | Trevor A Johnson v Lucas Gerch | 7-5,6-3 |
| ITF USA F39 Qual | 2017/11/25 20:00 | Trevor A Johnson v Louis Siegler | 6-2,6-1 |
| Challenger Las Vegas Qual | 2017/10/15 18:00 | Trevor A Johnson v Frederik Nielsen | 7-6,2-6,3-6 |
| ITF USA F7 Qual | 2018/03/10 17:00 | Karl Friberg v Austin Johnson | 6-1,6-1 |