Stadium: Court 5 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Brussels | 2019/07/30 08:00 | Alexis Boureau v Colin Markes | 6-1,6-2 |
| ITF M15 Brussels | 2019/07/29 09:20 | David Tixhon v Colin Markes | 3-6,6-3,5-10 |
| ITF M25 Troyes | 2019/07/22 07:00 | Colin Markes v Mayeul Darras | 3-6,7-6,3-10 |
| ITF M25 Kassel | 2019/07/16 08:00 | Mats Rosenkranz v Colin Markes | 4-6,6-2,10-8 |
| ITF M15 Rochester | 2019/06/25 18:20 | Colin Markes v Kyle Seelig | 2-6,1-6 |
| ITF M15 Rochester | 2019/06/24 17:00 | Colin Markes v Nevin Arimilli | 5-7,7-6,10-8 |
| ITF M25 Tulsa | 2019/06/20 19:10 | Colin Markes v Alexander Sarkissian | 6-3,1-6,4-6 |
| ITF M25 Tulsa | 2019/06/19 17:40 | Alexander Lebedev v Colin Markes | 3-6,5-7 |
| ITF M25 Decatur | 2019/07/29 18:00 | Eric Morris v Ian Chadwell | 6-1,6-2 |
| ITF M15 Norman | 2019/07/08 14:00 | Ian Chadwell v Eric Morris | 6-0,6-2 |
| ITF USA F22 Qual | 2018/08/04 16:00 | Alexander Brown v Eric Morris | 6-1,3-6,6-1 |
| ITF USA F21 Qual | 2018/07/28 17:00 | Eric Morris v Alexander Knight | 0-6,1-6 |
| ITF USA F20 Qual | 2018/07/22 16:30 | Matic Spec v Eric Morris | 7-6,6-4 |
| ITF USA F20 Qual | 2018/07/21 15:00 | Sebastian Zapata v Eric Morris | 1-6,0-6 |
| ITF USA F19 Qual | 2018/06/30 13:30 | Eric Morris v Alejandro Valencia | 6-4,4-6,3-6 |
| ITF USA F40 Qual | 2017/12/03 18:00 | Jacob Dunbar v Eric Morris | 6-0,6-1 |