Stadium: Court 1 Round: 25
| ITF Women Hammamet | 2018/06/05 09:00 | Peckl, Kerstin v Hofer, Verena | 2-6,3-6 |
| Cairo, Singles W-WITF-EGY-02A | 2018/05/09 08:00 | Kakuya, Akiho v Peckl, Kerstin | 6-3,6-2 |
| Cairo, Singles W-WITF-EGY-02A | 2018/05/02 11:50 | Peckl, Kerstin v Abou Zekry, Ola | 3-6,1-6 |
| ITF Women Hammamet | 2018/03/31 08:30 | Peckl, Kerstin v Stephanie Judith Visscher | 2-6,7-6,1-6 |
| ITF Women Hammamet | 2018/03/13 11:50 | Nefisa Berberovic v Peckl, Kerstin | 6-0,6-0 |
| ITF Women Hammamet | 2018/03/12 10:30 | Peckl, Kerstin v Puig Caballero, Blanca | 6-1,3-6,6-4 |
| ITF Women Hammamet | 2018/03/11 10:30 | Peckl, Kerstin v Scotti, Maria Aurelia | 6-4,6-4 |
| ITF Women Hammamet | 2018/03/04 09:00 | Peckl, Kerstin v Tumova, Silvia | 1-6,1-6 |
| ITF Women Tampere | 2018/07/28 10:15 | Orpana, Oona v Bojana Marinkovic | 1-6,3-6 |
| ITF Women Tampere | 2018/07/27 13:30 | Ukolova, Anna v Orpana, Oona | 3-6,2-6 |
| ITF Women Tampere | 2018/07/26 10:30 | Orpana, Oona v Yudanov, Marina | 7-6,6-4 |
| ITF Women Tampere | 2018/07/25 12:30 | Orpana, Oona v Tanasescu, Maria | 6-2,6-4 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/02/12 07:00 | Orpana, Oona v Rittberger, Sabrina | 6-4,7-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/02/11 09:00 | Zhang, Yukun v Orpana, Oona | 3-6,1-6 |
| ITF Women Helsinki | 2017/11/15 15:10 | Orpana, Oona v Eden Silva | 6-3,5-7,1-6 |
| ITF Women Helsinki | 2017/11/14 16:15 | Daria Kuczer v Orpana, Oona | 3-6,2-6 |