Stadium: Court 3 Round: 54 Ground: Clay
| ITF M25 Naples | 2024/02/19 16:00 | 알타미라노, 콜린 v Oren Vasser | 7-5,6-3 |
| ITF M15 Palm Coast | 2024/02/13 15:00 | 알타미라노, 콜린 v 마레로 쿠르벨로, 이반 | 6-2,6-7,4-10 |
| Challenger Cleveland | 2024/01/29 18:30 | Patrick Brady v 알타미라노, 콜린 | 6-3,6-2 |
| Challenger Cleveland | 2024/01/28 22:00 | 알타미라노, 콜린 v 마르틴, 단 | 7-6,6-3 |
| ITF M25 Wesley Chapel | 2024/01/24 18:35 | 아담스, 하리슨 v 알타미라노, 콜린 | 7-5,6-4 |
| ITF M25 Columbus | 2023/11/16 17:30 | 알타미라노, 콜린 v 미츠이, 순수케 | 7-5,3-6,3-6 |
| ITF M25 Columbus | 2023/11/15 20:30 | Nikita Filin v 알타미라노, 콜린 | 6-4,1-6,2-6 |
| Challenger Calgary | 2023/11/05 17:55 | Ayeni, Alafia v 알타미라노, 콜린 | 7-6,6-4 |
| ITF M25 Naples | 2024/02/19 17:00 | Okonkwo, Oliver v Nicolas Kobelt | 6-3,6-2 |
| Challenger Champaign | 2023/11/13 20:00 | Okonkwo, Oliver v 헤크, 헌터 | 6-7,2-6 |
| Challenger Champaign | 2023/11/12 23:10 | 하리슨, 크리스티안 v Okonkwo, Oliver | 4-6,6-3,6-7 |
| ITF M15 Champaign | 2023/09/14 19:35 | Okonkwo, Oliver v Maloney, Patrick | 3-6,1-6 |
| ITF M15 Champaign | 2023/09/13 23:15 | Okonkwo, Oliver v Yunis, Facundo | 6-1,4-6,6-1 |
| ITF M25 Decatur | 2023/08/03 13:55 | 미츠이, 순수케 v Okonkwo, Oliver | 7-6,6-4 |
| ITF M25 Decatur | 2023/08/01 16:05 | Okonkwo, Oliver v Pankin, Semen | 6-2,1-6,10-8 |
| ITF M25 Edwardsville | 2023/07/24 14:00 | Miyoshi, Kenta v Okonkwo, Oliver | 6-3,6-4 |