Stadium: Court 1 Round: 26 Ground: Clay
| 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 Qatar F1 | 2018/03/03 13:00 | Scott Griekspoor v Fajing Sun | 6-4,6-3 |
| ITF USA F9 | 2018/04/04 16:20 | Harrison Adams v Sam Riffice | 5-7,2-6 |
| ITF Canada F1 Qual | 2018/02/26 18:45 | Sam Riffice v Michael Redlicki | 4-6,4-6 |
| ITF USA F6 | 2018/02/01 15:00 | Fred Gil v Sam Riffice | 2-6,7-6,6-3 |
| ITF USA F6 | 2018/01/30 16:45 | Or Ram-Harel v Sam Riffice | 6-4,2-6,3-6 |
| ITF USA F5 | 2018/01/24 19:20 | Sam Riffice v Julien Cagnina | 5-7,6-7 |
| ITF USA F2 | 2018/01/11 18:30 | Sam Riffice v Kaichi Uchida | 6-2,3-6,1-6 |
| ITF USA F2 | 2018/01/10 22:25 | Sam Riffice v Trevor A Johnson | 3-6,6-4,6-3 |
| ITF USA F1 | 2018/01/03 19:55 | Sam Riffice v Christopher Eubanks | 7-5,3-6,5-7 |