Stadium: Court 1 Round: 54 Ground: Synthetic outdoor
| Matchs amicaux U18 | 2018/07/09 09:00 | Oliwia Szymczuch v Le Bihan, Kelia | 5-7,6-3,3-6 |
| Matchs amicaux U18 | 2018/07/08 11:00 | Oliwia Szymczuch v Ramasamy, Brindtha | 6-3,6-1 |
| ITF Women Den Haag | 2018/07/05 12:10 | Eva Vedder v Oliwia Szymczuch | 7-6,7-5 |
| ITF Women Den Haag | 2018/07/04 08:00 | Oliwia Szymczuch v Polina Bakhmutkina | 6-2,7-6 |
| ITF Women Den Haag Qual | 2018/07/02 08:00 | Ilowska, Caroline v Oliwia Szymczuch | 3-6,6-3,2-6 |
| ITF Women Den Haag Qual | 2018/07/01 10:30 | Demel, Pauline v Oliwia Szymczuch | 1-6,2-6 |
| ITF Women Den Haag Qual | 2018/06/30 09:30 | Cameron, Dainah v Oliwia Szymczuch | 2-6,2-6 |
| ITF Women Torun Qual | 2018/06/26 07:00 | Victoria Bosio v Oliwia Szymczuch | 3-6,6-4,6-3 |
| ITF Women Lisbon | 2018/09/15 14:30 | Stevenson, Alexandra v Sandy Marti | 6-4,6-4 |
| ITF Women Montreux | 2018/09/02 16:00 | Sandy Marti v Yvonne Cavalle-Reimers | 3-6,6-4,4-6 |
| ITF Women Caslano | 2018/08/25 08:30 | Tess Sugnaux v Sandy Marti | 2-6,2-6 |
| ITF Women Caslano | 2018/08/24 13:30 | Schaeder, Laura v Sandy Marti | 4-6,4-6 |
| ITF Women Caslano | 2018/08/23 11:25 | Sandy Marti v Francesca Jones | 6-1,6-1 |
| ITF Women Caslano | 2018/08/22 10:40 | Sandy Marti v Giorgia Pinto | 6-2,6-2 |
| ITF Women Caslano | 2018/08/21 14:35 | Verena Meliss v Sandy Marti | 2-6,0-6 |
| ITF Women LPD Gran Canaria Qual | 2018/08/12 14:00 | Yvonne Cavalle-Reimers v Sandy Marti | 6-1,7-5 |