Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Hengyang | 2019/06/19 07:20 | Ang Ji v Garrett Johns | 6-3,1-6,4-6 |
| ITF M25 Hengyang | 2019/06/18 04:35 | Garrett Johns v Zhou Mingzhou | 7-5,6-1 |
| ITF M25 Hengyang | 2019/06/17 02:30 | Garrett Johns v Jiaqi Duan | 6-3,7-6 |
| Challenger Little Rock | 2019/06/04 17:10 | Stefan Kozlov v Garrett Johns | 7-5,6-3 |
| ITF M25 Vero Beach | 2019/04/30 19:25 | Garrett Johns v Ritik Sundaram | 6-3,5-7,4-10 |
| ITF M25 Vero Beach | 2019/04/29 22:45 | Julian Bradley v Garrett Johns | 1-6,4-6 |
| ITF M15 Cancun | 2019/04/22 17:00 | Gage Brymer v Garrett Johns | 6-2,6-3 |
| ITF M15 Tucson | 2019/02/11 17:00 | Garrett Johns v Boris Arias | 4-6,4-6 |
| ITF M25 Hengyang | 2019/06/19 04:45 | Lukas Krainer v Chenhe Li | 6-3,6-4 |
| ITF M25 Hengyang | 2019/06/18 03:35 | Ye Cong Mo v Lukas Krainer | 6-4,4-6,10-6 |
| ITF M25 Hengyang | 2019/06/17 06:40 | Zijiang Yang v Lukas Krainer | 2-6,2-6 |
| ITF M15 Heraklion | 2019/05/28 07:00 | Lukas Krainer v Martin Dimitrov | 4-6,4-6 |
| ITF M15 Heraklion | 2019/05/27 07:00 | Romain Bauvy v Lukas Krainer | 3-6,4-6 |
| ITF M25 Prijedor | 2019/05/07 13:00 | Gabriele Maria Noce v Lukas Krainer | 6-3,6-4 |
| ITF M25 Prijedor | 2019/05/07 07:30 | Gaspar Zimbrek-Turkovic v Lukas Krainer | 3-6,0-6 |
| ITF M15 Tabarka | 2019/04/01 12:30 | Simon Freund v Lukas Krainer | 6-0,6-3 |