Stadium: Court 9 Round: 27
| ITF USA F19B | 2018/07/19 20:50 | Collin Altamirano v Bernardo Saraiva | 6-3,6-4 |
| ITF USA F19B | 2018/07/17 15:00 | Collin Altamirano v Will Davies | 6-1,6-2 |
| Challenger Winnetka | 2018/07/13 19:20 | Jason Jung v Collin Altamirano | 6-2,6-2 |
| Challenger Winnetka | 2018/07/12 19:15 | Collin Altamirano v Mitchell Krueger | 6-4,6-4 |
| Challenger Winnetka | 2018/07/11 18:00 | Darian King v Collin Altamirano | 5-7,6-7 |
| Challenger Winnetka | 2018/07/10 16:30 | Austin Krajicek v Collin Altamirano | 5-7,5-7 |
| Challenger Winnetka Qual | 2018/07/09 16:50 | Emil Reinberg v Collin Altamirano | 3-6,4-6 |
| Challenger Winnetka Qual | 2018/07/08 16:35 | Logan Smith v Collin Altamirano | 2-6,3-6 |
| ITF USA F19B | 2018/07/19 17:00 | Kareem Allaf v Strong Kirchheimer | 6-3,6-4 |
| ITF USA F19B | 2018/07/17 16:25 | Martin Joyce v Kareem Allaf | 6-3,4-6,6-7 |
| ITF USA F19 Qual | 2018/06/30 13:00 | Brandon Perez v Kareem Allaf | 6-3,7-6 |
| ITF USA F27 Qual | 2017/08/05 16:00 | Edward Bourchier v Kareem Allaf | 6-2,6-0 |
| Davis Cup | 2017/07/22 06:00 | Kareem Allaf v Fahad Janahi | 6-4,6-2 |
| Davis Cup | 2017/07/20 05:35 | Sharmal Dissanayake v Kareem Allaf | 1-6,6-7 |
| Davis Cup | 2017/07/19 10:40 | Kareem Allaf v Mousa Alkotop | 4-6,5-7 |
| Davis Cup | 2017/07/17 07:20 | Kareem Allaf v Colin Sinclair | 4-6,0-6 |