Stadium: Cancha 2 Round: 45 Ground: Hardcourt outdoor
| WTA - Indian Wells | 2019/03/04 19:00 | Ashley Kratzer v Kateryna Baindl | 4-6,1-6 |
| Surprise, Singles W-ITF-USA-04A | 2019/02/15 19:25 | Ashley Kratzer v Gauff, Cori | 5-7,1-6 |
| Surprise, Singles W-ITF-USA-04A | 2019/02/13 19:35 | Ashley Kratzer v Louisa Chirico | 7-5,6-1 |
| Midland, Simples W-ITF-USA-03A | 2019/01/29 17:45 | Ashley Kratzer v Gauff, Cori | 6-7,7-6,4-6 |
| ITF W25 Plantation | 2019/01/25 18:30 | Ashley Kratzer v Ulrikke Eikeri | 6-3,1-6,2-6 |
| ITF W25 Plantation | 2019/01/25 15:10 | Ashley Kratzer v Guiomar Maristany Zuleta De Reales | 6-2,6-3 |
| ITF W25 Plantation | 2019/01/23 16:00 | Ashley Kratzer v Ana Sofia Sanchez | 6-3,6-3 |
| ITF W25 Daytona Beach | 2019/01/16 14:30 | Ulrikke Eikeri v Ashley Kratzer | 6-2,6-4 |
| ITF Women Bendigo | 2018/10/23 00:00 | Kato, Miyu v Katy Dunne | 6-3,3-6,2-6 |
| Hiroshima, Japon | 2018/09/10 03:45 | Kato, Miyu v Lin Zhu | 6-7,2-6 |
| WTA San Jose Qual | 2018/07/28 21:30 | Kato, Miyu v Garcia Perez, Georgina | 4-6,2-6 |
| Nanchang, Chine | 2018/07/24 11:10 | Kato, Miyu v Saisai Zheng | 3-6,0-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/07/20 06:30 | Kato, Miyu v Ya-Hsuan Lee | 3-6,4-6 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/07/20 02:00 | Kato, Miyu v Yue Yuan | 3-6,7-6,6-2 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/07/19 06:05 | Kato, Miyu v Chang, Kai-Chen | 6-2,1-6,6-4 |
| Nonthaburi, Simples W-WITF-THA-09A | 2018/07/18 04:50 | Kato, Miyu v Wushuang Zheng | 7-6,6-1 |