Round: 54 Ground: Hardcourt indoor
| ITF Women Andrezieux-Boutheon Qual | 2018/01/21 10:00 | Katarzyna Piter v Tara Moore | 7-5,4-6,2-6 |
| ITF Women Andrezieux-Boutheon Qual | 2018/01/20 10:30 | Katarzyna Piter v Yana Sizikova | 6-3,6-2 |
| ITF Women Nules | 2017/12/07 11:10 | Ulrikke Eikeri v Katarzyna Piter | 6-1,6-1 |
| ITF Women Nules | 2017/12/05 14:00 | Elixane Lechemia v Katarzyna Piter | 6-7,0-6 |
| ITF Women Zawada | 2017/11/19 10:00 | Katarzyna Piter v Deborah Chiesa | 2-6,6-4,4-6 |
| ITF Women Zawada | 2017/11/18 12:00 | Maja Chwalińska v Katarzyna Piter | 6-7,1-6 |
| ITF Women Zawada | 2017/11/17 11:35 | Bibiane Schoofs v Katarzyna Piter | 6-7,6-7 |
| ITF Women Zawada | 2017/11/16 14:25 | Diana Sumova v Katarzyna Piter | 1-6,1-6 |