Stadium: Court 6 Round: 26 Ground: Hardcourt outdoor
| ITF M15 - Monastir | 2023/01/25 12:20 | Skander Mansouri v Colin Markes | 6-7,6-7 |
| ITF M15 - Ithaca | 2023/01/17 18:30 | Radu Mihai Papoe v Colin Markes | 6-3,6-2 |
| ITF M25 - Malibu | 2023/01/06 18:00 | Zachary Svajda v Colin Markes | 6-1,6-2 |
| ITF M25 - Malibu | 2023/01/05 22:00 | Colin Markes v Isaiah Strode | 2-6,6-1,11-9 |
| ITF M25 - Austin | 2022/11/12 19:05 | Colin Markes v Andres Andrade | 5-7,1-6 |
| ITF M25 - Austin | 2022/11/11 17:00 | Bernard Tomic v Colin Markes | 3-6,6-3,3-6 |
| ITF M25 - Austin | 2022/11/10 18:30 | Alex Kuperstein v Colin Markes | 0-6,1-6 |
| ITF M25 - Austin | 2022/11/09 16:00 | Gabriel Evans v Colin Markes | 6-7,6-2,1-6 |
| ITF M15 - Monastir | 2023/01/25 13:05 | John Echeverria v Niccolo Baroni | 6-4,6-2 |
| ITF M15 - Monastir | 2023/01/21 09:00 | Mili Poljicak v John Echeverria | 7-6,6-4 |
| ITF M15 - Monastir | 2023/01/20 09:00 | Fausto Tabacco v John Echeverria | 4-6,7-6,1-6 |
| ITF M15 - Monastir | 2023/01/19 08:30 | David Perez Sanz v John Echeverria | 3-6,4-6 |
| ITF M15 - Monastir | 2023/01/18 08:30 | John Echeverria v Calvin Hemery | 6-2,6-3 |
| ITF M15 - Madrid | 2022/12/03 13:00 | Mark Whitehouse v John Echeverria | 6-3,3-6,6-1 |
| ITF M15 - Madrid | 2022/12/01 09:00 | Alejandro Manzanera Pertusa v John Echeverria | 4-6,3-6 |
| ITF M15 - Madrid | 2022/11/25 15:55 | John Echeverria v Benjamin Winter Lopez | 4-6,6-4,2-6 |