Stadium: Court 1 Round: 27 Ground: Clay
| ITF USA F9 | 2018/04/05 15:00 | Scott Griekspoor v Sam Riffice | 6-4,7-6 |
| ITF USA F9 | 2018/04/04 18:10 | Scott Griekspoor v Leonardo Du Plooy | 6-0,6-2 |
| Challenger Lille Qual | 2018/03/19 13:25 | Scott Griekspoor v Gregoire Barrere | 5-7,6-4,3-6 |
| Challenger Lille Qual | 2018/03/18 14:00 | Scott Griekspoor v Gabor Borsos | 6-7,6-1,6-4 |
| Challenger Lille Qual | 2018/03/17 14:55 | Scott Griekspoor v Cyril Vandermeersch | 6-2,6-4 |
| ITF Qatar F2 | 2018/03/08 12:00 | Benjamin Hassan v Scott Griekspoor | 7-6,3-6,6-1 |
| ITF Qatar F2 Qual | 2018/03/07 13:35 | Denis Yevseyev v Scott Griekspoor | 6-7,6-7 |
| ITF Qatar F2 | 2018/03/06 12:00 | Kai Wehnelt v Scott Griekspoor | 2-6,3-6 |
| ITF USA F9 | 2018/04/05 15:00 | Collin Altamirano v Liam Caruana | 6-2,6-4 |
| ITF USA F8 | 2018/03/24 20:30 | JC Aragone v Collin Altamirano | 6-0,6-4 |
| ITF USA F8 | 2018/03/24 01:00 | Collin Altamirano v Laurent Lokoli | 6-2,6-1 |
| ITF USA F8 | 2018/03/23 20:15 | Martin Redlicki v Collin Altamirano | 6-7,7-6,6-7 |
| ITF USA F8 | 2018/03/21 00:05 | Andre Goransson v Collin Altamirano | 2-6,3-6 |
| ITF USA F7 | 2018/03/15 18:55 | Mathias Bourgue v Collin Altamirano | 6-4,6-3 |
| ITF USA F7 | 2018/03/14 18:00 | Collin Altamirano v Antoine Bellier | 6-7,6-1,6-1 |
| ITF Turkey F7 | 2018/02/23 09:00 | Collin Altamirano v Dimitar Kuzmanov | 3-6,3-6 |