Stadium: Center Court Round: 28 Ground: Clay
| Challenger - Blois | 2018/06/22 09:00 | Scott Griekspoor v Juan Ignacio Londero | 6-2,5-7,7-5 |
| Challenger - Blois | 2018/06/20 14:00 | Carlos Berlocq v Scott Griekspoor | 6-3,6-7,4-6 |
| Challenger - Blois | 2018/06/19 08:30 | Scott Griekspoor v Lorenzo Giustino | 6-4,6-1 |
| Challenger Mestre | 2018/05/24 09:30 | Scott Griekspoor v Danilo Petrovic | 7-6,6-7,1-6 |
| Challenger Mestre | 2018/05/21 12:10 | Daniel Munoz-De La Nava v Scott Griekspoor | 1-6,2-6 |
| Challenger - Braga | 2018/05/07 13:30 | Lorenzo Giustino v Scott Griekspoor | 4-6,6-3,6-3 |
| Challenger Guadalajara Qual | 2018/04/15 16:00 | Scott Griekspoor v Jose Olivares | 6-3,7-5 |
| Challenger Guadalajara Qual | 2018/04/14 15:00 | Scott Griekspoor v Nicolas Barrientos | 6-4,7-6 |
| Challenger - Blois | 2018/06/22 11:35 | Stephane Robert v Pedro Cachin | 6-3,6-0 |
| Challenger - Blois | 2018/06/21 11:50 | Stephane Robert v Roberto Marcora | 6-7,6-3,6-3 |
| Challenger - Blois | 2018/06/19 10:55 | Stephane Robert v Mario Vilella Martinez | 6-4,7-6 |
| Challenger - Nottingham | 2018/06/14 16:00 | Peter Polansky v Stephane Robert | 6-3,6-4 |
| Challenger - Nottingham | 2018/06/11 15:40 | Alexander Bublik v Stephane Robert | 6-7,3-6 |
| French Open Qual | 2018/05/22 08:00 | Ernests Gulbis v Stephane Robert | 7-5,6-4 |
| Challenger - Lisabona | 2018/05/14 12:50 | Liam Broady v Stephane Robert | 7-6,6-4 |
| Challenger - Braga | 2018/05/10 12:00 | Joao Domingues v Stephane Robert | 7-5,6-3 |