Stadium: Court 13 Round: 26 Ground: Hardcourt outdoor
| Hong Kong, Simples W-ITF-HKG-01B | 2019/04/09 05:45 | Momoko Kobori v Ho Ching Wu | 6-1,6-2 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/02 03:20 | Momoko Kobori v Hibi, Mayo | 2-6,2-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/30 01:00 | Momoko Kobori v Lara Salden | 1-6,3-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/29 01:00 | Momoko Kobori v Na-Lae Han | 4-6,6-3,7-5 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/28 01:00 | Momoko Kobori v Emina Bektas | 6-4,3-6,6-0 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/26 01:00 | Luksika Kumkhum v Momoko Kobori | 6-3,5-7,3-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/22 02:00 | Momoko Kobori v Gatto-Monticone, Giulia | 6-7,2-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/21 04:40 | Ankita Raina v Momoko Kobori | 6-7,4-6 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/04/09 06:45 | Rutuja Bhosale v Natalia Siedliska | 2-6,3-6 |
| Palm Harbor, Fl, Qualifications Simples W-ITF-USA-08A | 2019/04/02 21:20 | Natalia Siedliska v Carrington, Safiya | 5-7,6-0,9-11 |
| Palm Harbor, Fl, Qualifications Simples W-ITF-USA-08A | 2019/04/01 14:55 | Rasheeda McAdoo v Natalia Siedliska | 2-6,6-3,4-10 |
| Petit-Bourg, Singles Qualifying W-ITF-FRA-02A | 2019/01/16 20:00 | Rasheeda McAdoo v Natalia Siedliska | 7-6,7-6 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/01/08 06:15 | Zhang, Ling v Natalia Siedliska | 1-6,6-1,6-1 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/01/08 06:06 | Zhang, Ling v Natalia Siedliska | 1-6,6-1,6-1 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/01/01 05:55 | Natalia Siedliska v Zhang, Yuxuan | 3-6,6-7 |
| ITF Women Ortisei | 2018/12/20 11:05 | Natalia Siedliska v Veronika Erjavec | 7-6,6-1 |