Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Cancun | 2019/04/22 15:00 | Johnson, Austin v George Goldhoff | 1-6,1-6 |
| ITF M15 Cancun | 2019/04/15 14:00 | Naoki Nakagawa v Johnson, Austin | 6-1,6-1 |
| ITF M15 Cancun | 2019/03/13 14:40 | Johnson, Austin v Harrison Adams | 3-6,2-6 |
| ITF Peru F1 | 2018/09/22 14:30 | Johnson, Austin v Cantero, Gaston Ezequiel | 4-6,2-6 |
| ITF USA F13 Qual | 2018/06/09 13:00 | Johnson, Trevor Allen v Johnson, Austin | 6-1,6-1 |
| ITF USA F7 Qual | 2018/03/10 17:00 | Karl Friberg v Johnson, Austin | 6-1,6-1 |
| ITF M15 Cancun | 2019/09/09 15:00 | Volfson, David v Kros, Jason | 6-4,6-1 |
| ITF M15 Cancun | 2019/09/08 20:00 | Kros, Jason v Alberto Odiseo Alvarado Berrospi | 6-1,6-1 |
| ITF M25 Memphis | 2019/08/12 15:00 | Giddens, Maxwell v Kros, Jason | 0-6,0-6 |
| ITF M25 Memphis | 2019/08/12 15:00 | Peck, Joshua v Kros, Jason | 6-3,7-5 |
| ITF M25 Edwardsville | 2019/08/06 15:45 | Kros, Jason v Howard-Tripp, Joshua | 3-6,2-6 |
| ITF M25 Edwardsville | 2019/08/05 14:00 | Mwendwa Mbithi v Kros, Jason | 4-6,6-4,9-11 |
| ITF M25 Decatur | 2019/07/30 15:00 | AL Allaf, Kareem v Kros, Jason | 6-3,6-4 |
| ITF M15 Pittsburgh | 2019/07/03 17:55 | Kros, Jason v Brugnerotto, Marco | 1-6,6-7 |