Stadium: Court 2 Round: 62
| ITF Women Vienna | 2018/07/16 11:30 | Arabella Koller v Vankova, Katerina | 1-6,7-6,2-6 |
| ITF Women Hammamet | 2018/06/14 09:00 | Arabella Koller v Luini, Sofia | 3-6,3-6 |
| ITF Women Hammamet | 2018/06/12 11:30 | Peer, Andrina v Arabella Koller | 6-7,1-6 |
| ITF Women Hammamet | 2018/06/11 11:30 | Wu, Pamela v Arabella Koller | 0-6,3-6 |
| ITF Women Hammamet | 2018/06/10 10:00 | Nyonda, Manuella Maria Lisa v Arabella Koller | 2-6,1-6 |
| ITF Women Hammamet | 2018/06/07 09:00 | Arabella Koller v Hofer, Verena | 6-1,5-7,2-6 |
| ITF Women Hammamet | 2018/06/05 10:45 | Arabella Koller v Luini, Sofia | 6-2,7-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/04/23 10:40 | Ilay Yoruk v Arabella Koller | 6-3,6-4 |
| ITF Women Oldenzaal | 2018/08/12 09:30 | Casteleyn, Emily v Dijkman, Dewi | 6-4,5-7,5-7 |
| ITF Women Don Benito | 2018/07/15 14:30 | Dijkman, Dewi v Perez-Somarriba, Estela | 0-6,3-6 |
| ITF Women Knokke | 2018/07/09 08:00 | Dijkman, Dewi v Carla Touly | 3-6,3-6 |
| ITF Women Knokke | 2018/07/08 08:00 | Verbeeck, Helena v Dijkman, Dewi | 2-6,3-6 |
| ITF Women Knokke | 2018/07/07 11:00 | Dijkman, Dewi v Lemonakis, Maria | 4-6,6-2,7-5 |
| ITF Women Den Haag Qual | 2018/07/02 10:00 | Dijkman, Dewi v Nieuwboer, Perla | 1-6,2-6 |
| ITF Women Den Haag Qual | 2018/07/01 10:30 | Dijkman, Dewi v Cavero Roeper, Ana Jocelijn | 6-2,6-2 |
| ITF Women Den Haag Qual | 2018/06/30 09:30 | Madison Bourguignon v Dijkman, Dewi | 5-7,2-6 |