Stadium: Court 5 Round: 26 Ground: Clay
| ITF M15 Naples | 2023/02/21 14:30 | Collin Altamirano v Bryce Nakashima | 3-6,3-6 |
| ITF M15 Naples | 2023/02/20 17:00 | Kousuke Ogura v Collin Altamirano | 2-6,3-6 |
| ITF M15 Edmond | 2023/01/25 22:15 | Ezekiel Clark v Collin Altamirano | 6-0,4-6,6-2 |
| ITF M15 Ithaca | 2023/01/17 18:30 | Nathan Ponwith v Collin Altamirano | 6-4,6-1 |
| ITF M25 Nottingham | 2022/05/10 09:00 | Julian Cash v Collin Altamirano | 6-7,6-2,7-6 |
| ITF M25 Nottingham | 2022/05/04 14:10 | Collin Altamirano v Giovanni Oradini | 3-6,1-6 |
| ITF M15 Orange Park | 2022/04/20 14:00 | Martin Damm v Collin Altamirano | 6-4,7-6 |
| ITF M15 Sunrise | 2022/04/13 15:25 | Collin Altamirano v Ezekiel Clark | 7-6,4-6,2-6 |
| UTR Pro Tennis Series Dubai | 2022/12/11 05:00 | Billy Harris v Matyas Fuele | 5-7,1-6 |
| UTR Pro Tennis Series Dubai | 2022/12/10 08:00 | Novak Novakovic v Matyas Fuele | 4-6,4-5 |
| UTR Pro Tennis Series Dubai | 2022/12/09 08:00 | Matyas Fuele v Ivan Denisov | 6-2,7-5 |
| UTR Pro Tennis Series Dubai | 2022/12/08 05:00 | Matyas Fuele v Mikalai Haliak | 7-6,6-0 |
| UTR Pro Tennis Series Dubai | 2022/12/07 06:30 | Bogdan Bobrov v Matyas Fuele | 6-0,6-1 |
| UTR Pro Tennis Series Dubai | 2022/12/06 06:30 | Milan Drinic v Matyas Fuele | 5-7,6-2,3-6 |
| UTR Pro Tennis Series Dubai | 2022/12/03 05:00 | Bogdan Bobrov v Matyas Fuele | 6-0,6-1 |
| UTR Pro Tennis Series Dubai | 2022/12/01 05:00 | Matyas Fuele v Bekkhan Atlangeriev | 6-4,6-7,6-2 |