Stadium: Svijany Court Round: 25 Ground: Clay
| Challenger Barletta | 2018/04/10 08:00 | Gian Marco Moroni v Pedro Sousa | 6-1,6-4 |
| Challenger Marbella | 2018/03/27 09:00 | Marco Trungelliti v Pedro Sousa | 6-3,6-2 |
| Challenger Santiago | 2018/03/05 21:00 | Tommy Robredo v Pedro Sousa | 6-4,7-5 |
| Challenger Punta Del Este Qual | 2018/02/28 20:55 | Enrique Lopez-Perez v Pedro Sousa | 6-3,7-5 |
| Challenger Punta del Este | 2018/02/27 17:20 | Bernabe Zapata Miralles v Pedro Sousa | 6-3,3-6,1-6 |
| ATP Rio De Janeiro Qual | 2018/02/17 18:00 | Renzo Olivo v Pedro Sousa | 6-4,6-3 |
| Challenger Rome 2 | 2017/09/27 13:45 | Carlos Taberner v Pedro Sousa | 6-3,3-6,6-1 |
| Challenger Rome 2 | 2017/09/25 10:50 | Arthur De Greef v Pedro Sousa | 1-6,4-6 |
| Challenger St Brieuc | 2018/04/01 13:00 | Constant Lestienne v Ricardas Berankis | 2-6,7-5,4-6 |
| Challenger St Brieuc | 2018/03/31 14:35 | Marcos Baghdatis v Constant Lestienne | 5-7,1-6 |
| Challenger St Brieuc | 2018/03/30 18:05 | Tobias Kamke v Constant Lestienne | 1-6,4-6 |
| Challenger St Brieuc | 2018/03/29 12:45 | Stephane Robert v Constant Lestienne | 3-6,4-6 |
| Challenger St Brieuc | 2018/03/28 16:00 | Constant Lestienne v Corentin Moutet | 6-4,4-6,6-3 |
| Challenger St Brieuc Qual | 2018/03/26 11:05 | Constant Lestienne v Igor Sijsling | 6-2,5-7,7-6 |
| Challenger St Brieuc Qual | 2018/03/25 10:20 | Constant Lestienne v Daniel Masur | 6-2,6-2 |
| Challenger Lille | 2018/03/22 17:00 | Tobias Kamke v Constant Lestienne | 6-0,7-6 |