Stadium: Court 4 Round: 27 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2023/01/26 08:30 | Colin Markes v John Echeverria | 7-6,7-5 |
| 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 M15 Monastir | 2023/01/26 11:55 | Benjamin Pietri v Stefanos Sakellaridis | 3-6,6-4,2-6 |
| ITF M15 Monastir | 2023/01/24 11:40 | Stefanos Sakellaridis v Hady Habib | 6-1,7-6 |
| ITF M15 Monastir | 2023/01/16 12:30 | Stefanos Sakellaridis v Pietro Marino | 7-5,4-6,10-6 |
| ITF M15 Monastir | 2023/01/16 08:30 | Stefanos Sakellaridis v Dwaine Duncan | 6-1,6-0 |
| ITF M15 Monastir | 2023/01/15 08:30 | Stefanos Sakellaridis v Vitali Shvets | 6-1,6-4 |
| ITF M15 Monastir | 2023/01/12 11:30 | Sebastian Gima v Stefanos Sakellaridis | 0-6,7-5,7-6 |
| ITF M15 Monastir | 2023/01/10 11:25 | Stefanos Sakellaridis v Pablo Carretero | 4-6,6-3,7-6 |
| United Cup | 2023/01/06 11:30 | Stefanos Sakellaridis v Lorenzo Musetti | 1-6,1-6 |