Stadium: Court 10 Round: 62
| ITF Women Den Haag Qual | 2018/07/01 10:30 | Kommer, Franziska v Ilowska, Caroline | 4-6,3-6 |
| ITF Women Den Haag Qual | 2018/06/30 07:00 | Antoniou, Katerina v Ilowska, Caroline | 2-6,1-6 |
| ITF Women Alkmaar | 2018/06/26 09:00 | Ilowska, Caroline v Julia Terziyska | 4-6,1-6 |
| ITF Women Alkmaar | 2018/06/24 09:00 | Ilowska, Caroline v Nieuwboer, Perla | 6-1,6-4 |
| ITF Women Alkmaar | 2018/06/23 08:00 | Derivan, Sophia v Ilowska, Caroline | 5-7,6-3,1-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/04/01 10:30 | Lamis Alhussein Abdel Aziz v Ilowska, Caroline | 6-2,4-6,6-2 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/03/18 12:00 | Kubanova, Karolina v Ilowska, Caroline | 6-2,6-7,6-4 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/03/17 10:30 | Ilowska, Caroline v Zorgovska, Natalia | 6-3,6-1 |
| 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 Torun Qual | 2018/06/25 07:00 | Nebelska, Urszula v Oliwia Szymczuch | 1-6,1-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/06/06 07:30 | Oliwia Szymczuch v Ilay Yoruk | 2-6,1-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/06/04 07:30 | Oliwia Szymczuch v Quagliardi, Barbara | 6-0,6-1 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/05/31 10:30 | Zhuravleva, Angelina v Oliwia Szymczuch | 6-2,6-4 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/05/29 07:30 | Lapustina, Irina v Oliwia Szymczuch | 0-6,0-6 |