Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Austin | 2019/11/19 16:00 | Colin Markes v Eric Morris | 6-3,6-3 |
| ITF M15 Austin | 2019/11/18 16:00 | Colin Markes v Eduardo N Irizarry | 6-4,6-1 |
| ITF M25 Fort Worth | 2019/10/21 15:00 | Colin Markes v Alfredo Perez | 4-6,0-6 |
| ITF M25 Fort Worth | 2019/10/20 15:00 | Kyle Overmyer v Colin Markes | 1-6,0-6 |
| ITF M25 Norman | 2019/09/30 15:00 | Alexander Cozbinov v Colin Markes | 7-5,7-5 |
| ITF M25 Norman | 2019/09/29 15:00 | Colin Markes v Hunter Heck | 7-6,6-4 |
| ITF M25 Chiswick | 2019/08/05 10:55 | Brandon Murphy v Colin Markes | 6-4,6-2 |
| ITF M15 Brussels | 2019/07/30 08:00 | Alexis Boureau v Colin Markes | 6-1,6-2 |
| ITF M25 Naples | 2019/10/30 16:35 | Tyler Zink v Peter Bertran | 7-5,3-6,2-6 |
| ITF M25 Fort Worth | 2019/10/23 15:00 | Tyler Zink v Jack Draper | 2-6,1-6 |
| ITF M25 Harlingen | 2019/09/26 22:00 | Tyler Zink v Nicolas Mejia | 3-6,3-6 |
| ITF M25 Harlingen | 2019/09/25 14:00 | Tyler Zink v Alexander Lebedev | 6-1,6-2 |
| ITF M15 Fayetteville | 2019/09/18 14:00 | Alec Adamson v Tyler Zink | 1-6,6-1,7-6 |
| ITF M15 Orlando | 2019/06/19 18:00 | A.J Catanzariti v Tyler Zink | 7-6,6-2 |
| ITF USA F30 | 2018/11/07 16:40 | Cannon Kingsley v Tyler Zink | 1-6,6-4,6-3 |
| Challenger Sarasota | 2018/04/17 15:10 | Evan King v Tyler Zink | 7-5,6-1 |