Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF W60 Saguenay | 2019/10/22 12:55 | Morgina, Anna v Carruthers, Steffi | 4-6,6-0,10-8 |
| ITF W60 Saguenay | 2019/10/21 16:40 | Schenk, Sylvia v Carruthers, Steffi | 0-6,1-6 |
| ITF W25 Florence | 2019/10/13 14:00 | Davis, Emma v Carruthers, Steffi | 6-4,7-5 |
| Claremont, Singles Qualifying W-ITF-USA-48A | 2019/10/07 18:00 | Schaefer, Dominique v Carruthers, Steffi | 6-3,6-3 |
| Claremont, Singles Qualifying W-ITF-USA-48A | 2019/10/06 18:00 | Jirasook, Keira v Carruthers, Steffi | 1-6,1-6 |
| ITF W25 Roehampton | 2019/09/23 08:00 | van Nguyen, Chanelle v Carruthers, Steffi | 6-3,6-2 |
| ITF W25 Roehampton | 2019/09/16 14:10 | Carruthers, Steffi v Wachaczyk, Julia | 4-6,2-6 |
| ITF W15 Cancun | 2019/08/27 17:45 | Carruthers, Steffi v Eliz Maloney | 0-6,3-6 |
| Anning, Singles W-ITF-CHN-22A | 2019/09/11 02:00 | Hosonuma, Chisa v Meng Yi Chen | 3-6,6-4,6-1 |
| Kyoto, Qualifications Simples W-ITF-JPN-15A | 2019/09/02 07:20 | Sakura Hosogi v Hosonuma, Chisa | 6-2,6-2 |
| Kyoto, Qualifications Simples W-ITF-JPN-15A | 2019/09/02 02:00 | Hosonuma, Chisa v Ikumi Yamazaki | 3-6,6-3,10-8 |
| ITF W25 Nanao | 2019/08/25 03:00 | Misaki Matsuda v Hosonuma, Chisa | 6-3,6-0 |
| ITF W25 Nanao | 2019/08/25 01:00 | Yasaki, Azusa v Hosonuma, Chisa | 2-6,0-6 |
| Tsukuba, Singles W-ITF-JPN-13A | 2019/08/20 00:30 | Erika Sema v Hosonuma, Chisa | 6-7,7-5,10-5 |
| Tsukuba, Singles W-ITF-JPN-13A | 2019/08/19 00:30 | Hosonuma, Chisa v Honoka Kobayashi | 2-6,6-3,10-7 |
| Gimcheon, Singles Qualifying W-ITF-KOR-05A | 2019/06/18 01:00 | Hosonuma, Chisa v Lee, Jeongyun | 2-6,4-6 |