Stadion: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF - M25 - Naples | 2024/02/21 19:35 | Collin Altamirano v Alex Rybakov | 3-6,2-6 |
| ITF - M25 - Naples | 2024/02/20 16:30 | Collin Altamirano v Oliver Okonkwo | 6-3,6-0 |
| ITF - M25 - Naples | 2024/02/19 16:00 | Collin Altamirano v Oren Vasser | 7-5,6-3 |
| ITF - M15 - Palm Coast | 2024/02/13 15:00 | Collin Altamirano v Ivan Marrero Curbelo | 6-2,6-7,4-10 |
| Challenger - Cleveland | 2024/01/29 18:30 | Patrick Brady v Collin Altamirano | 6-3,6-2 |
| Challenger - Cleveland | 2024/01/28 22:00 | Collin Altamirano v Dan Martin | 7-6,6-3 |
| ITF - M25 - Wesley Chapel | 2024/01/24 18:35 | Harrison Adams v Collin Altamirano | 7-5,6-4 |
| ITF - M25 - Columbus | 2023/11/16 17:30 | Collin Altamirano v Shunsuke Mitsui | 7-5,3-6,3-6 |
| UTR Pro - Boca Raton | 2024/03/03 13:00 | Noah Rubin v Vito Tonejc | 6-0,6-0 |
| UTR Pro - Boca Raton | 2024/03/02 17:00 | Juan Sebastian Gomez v Vito Tonejc | 4-6,4-6 |
| UTR Pro - Boca Raton | 2024/03/01 16:00 | Gabe Avram v Vito Tonejc | 1-6,4-6 |
| UTR Pro - Boca Raton | 2024/02/29 17:34 | Jose Murariu v Vito Tonejc | 0-6,4-6 |
| ITF - M25 - Naples | 2024/02/21 16:45 | Vito Tonejc v Bruno Kuzuhara | 6-4,3-6,2-6 |
| ITF - M25 - Naples | 2024/02/20 17:10 | Vito Tonejc v Marko Stakusic | 7-5,6-4 |
| ITF - M15 - Palm Coast | 2024/02/12 15:00 | Vito Tonejc v Thomas Brown | 4-6,4-6 |
| ITF - M15 - Alcalá De Henares | 2023/11/23 10:00 | Vito Tonejc v Hamish Stewart | 4-6,6-7 |