Stadium: Court 6 Round: 62 Ground: Hardcourt outdoor
| ITF Portugal F11 Qual | 2018/07/02 08:30 | Miguel Semedo v Emilio Andrea Segarelli | 3-6,4-6 |
| ITF Portugal F10 | 2018/06/25 09:30 | Miguel Semedo v Pedro Araujo | 3-6,5-7 |
| ITF Portugal F10 | 2018/06/24 12:00 | Miguel Semedo v Antonio Pedro Pragana | 0-6,7-5,6-3 |
| ITF Portugal F10 | 2018/06/23 12:00 | Miguel Semedo v Guilherme Valdoleiros | 6-3,6-4 |
| ITF Portugal F9 | 2018/06/16 11:30 | Miguel Semedo v Lucas Gessner | 6-2,3-6,6-7 |
| ITF Tunisia F37 | 2017/11/26 08:30 | Miguel Semedo v Peter August Anker | 3-6,1-6 |
| ITF Tunisia F36 | 2017/11/19 08:30 | Miguel Semedo v Philip Hjorth | 3-6,1-6 |
| ITF Portugal F21 | 2017/10/03 12:50 | Raphael Baltensperger v Miguel Semedo | 6-7,6-3,6-2 |
| ITF Netherlands F3 | 2018/07/07 11:30 | Arklon H D Pino v Sean Collins | 6-2,6-3 |
| ITF Netherlands F3 | 2018/07/07 07:30 | Sean Collins v Noah Prehn | 6-2,6-4 |
| ITF Netherlands F2 Qual | 2018/07/01 10:30 | Bart Van Den Berg v Sean Collins | 6-0,6-2 |
| ITF Poland F4 | 2018/05/20 11:00 | Filip Kolasinski v Sean Collins | 6-3,6-3 |
| ITF Poland F3 | 2018/05/13 07:00 | Martin Fekiac v Sean Collins | 6-2,6-3 |
| ITF Portugal F3 | 2018/03/03 14:00 | Joel Cannell v Sean Collins | 6-1,6-1 |
| ITF Portugal F2 Qual | 2018/02/25 17:00 | Martim L Prata v Sean Collins | 6-4,6-4 |
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Christopher Chien v Sean Collins | 2-6,1-6 |