Stadium: Hard 4 Round: 25 Ground: Clay
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/11/22 07:30 | Paulenka, Katyarina v Weedon, Kirsten-Andrea | 6-4,1-6,4-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/11/21 09:00 | Stephanie Judith Visscher v Paulenka, Katyarina | 6-7,2-6 |
| ITF Women Minsk | 2018/11/05 09:40 | Paulenka, Katyarina v Valeriya Yushchenko | 1-6,1-6 |
| ITF Women Minsk | 2018/11/04 10:20 | Koval, Vlada v Paulenka, Katyarina | 6-7,3-6 |
| Shymkent, Singles W-WITF-KAZ-08A | 2018/09/25 06:15 | Kalinina, Viktoriia v Paulenka, Katyarina | 6-4,6-4 |
| Shymkent, Singles W-WITF-KAZ-08A | 2018/09/18 06:35 | Detkovskaya, Dariya v Paulenka, Katyarina | 6-1,6-3 |
| ITF Women Minsk | 2018/06/16 07:00 | Paulenka, Katyarina v Bovy, Margaux | 6-4,6-3 |
| ITF Women Minsk | 2018/06/15 07:00 | Paulenka, Katyarina v Ipek Oz | 6-4,4-6,6-0 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/11/21 09:15 | Natalia Siedliska v Daria Kuczer | 7-6,3-6,1-6 |
| ITF Women Muzaffarnagar | 2018/11/13 06:40 | Natalia Siedliska v Melanie Klaffner | 6-7,1-6 |
| ITF Women Heraklion | 2018/11/07 09:15 | Natalia Siedliska v Argyrokastriti, Marianne | 4-6,2-6 |
| ITF Women Toronto | 2018/10/31 16:40 | Katherine Sebov v Natalia Siedliska | 6-3,6-2 |
| ITF Women Toronto | 2018/10/29 14:00 | Kinard, Tori v Natalia Siedliska | 1-6,4-6 |
| ITF Women Toronto | 2018/10/28 16:35 | Layne Sleeth v Natalia Siedliska | 2-6,1-6 |
| ITF Women Toronto | 2018/10/27 14:00 | Mikhailuk, Alexandra v Natalia Siedliska | 2-6,4-6 |
| ITF Women Poitiers | 2018/10/20 07:30 | Natalia Siedliska v Diana Marcinkevica | 2-6,1-6 |