Round: 62 Ground: Hardcourt outdoor
| ITF USA F21 Qual | 2017/06/25 14:00 | Matic Spec v Nathan Chavez | 6-3,6-3 |
| ITF USA F21 Qual | 2017/06/25 16:30 | Reese Stalder v Colin Markes | 3-6,6-4,7-5 |
| ITF USA F21 Qual | 2017/06/24 19:30 | Matt McBride v Colin Markes | 4-6,3-6 |
| ITF USA F39 Qual | 2016/11/27 16:00 | Colin Markes v Liam Caruana | 3-6,1-6 |
| ITF USA F27 Qual | 2016/08/06 13:30 | Roy Smith v Colin Markes | 6-3,6-4 |
| ITF USA F26 Qual | 2016/07/30 16:30 | Colin Markes v Tom Fawcett | 5-7,6-3,2-6 |
| ITF USA F22 | 2016/06/29 14:00 | Nathan Pasha v Colin Markes | 6-3,3-6,7-6 |
| ITF USA F22 Qual | 2016/06/27 14:00 | Aryan Goveas v Colin Markes | 4-6,1-6 |
| ITF USA F22 Qual | 2016/06/26 14:00 | Drew Van Orderlain v Colin Markes | 3-6,4-6 |