Stadium: Court 2 Round: 54
| ITF Women Florence | 2018/10/14 18:30 | Carrington, Safiya v Dasha Ivanova | 6-2,7-5 |
| Obidos, Singles W-WITF-POR-12A | 2018/10/03 13:00 | Greet Minnen v Dasha Ivanova | 6-1,6-0 |
| Obidos, Singles W-WITF-POR-12A | 2018/10/01 09:00 | Simona Waltert v Dasha Ivanova | 2-6,2-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/09/29 14:00 | Kempster, Sashi v Dasha Ivanova | 3-6,2-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/09/27 13:45 | Dasha Ivanova v Gatto-Monticone, Giulia | 3-6,2-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/09/25 13:50 | Victoria Bosio v Dasha Ivanova | 0-6,6-7 |
| Obidos, Singles W-WITF-POR-12A | 2018/09/24 13:40 | Dalila Spiteri v Dasha Ivanova | 7-6,7-5 |
| Obidos, Singles W-WITF-POR-12A | 2018/09/22 12:00 | Greiner, Lena v Dasha Ivanova | 6-7,3-6 |
| ITF Women Charleston | 2018/10/01 13:00 | Okuno, Ayaka v Jaeda Daniel | 2-6,0-6 |
| ITF Women Charleston | 2018/09/30 13:00 | Okuno, Ayaka v Allie Gretkowski | 6-1,7-5 |
| ITF Women Hilton Head | 2018/09/26 13:00 | Ksenia Kuznetsova v Okuno, Ayaka | 6-4,6-2 |
| ITF Women Lubbock | 2018/09/15 14:00 | Yolande Leacock v Okuno, Ayaka | 6-4,6-2 |
| ITF Women Kyoto | 2018/09/05 03:00 | Okuno, Ayaka v Shuto, Minami | 5-7,4-6 |
| ITF Women Kyoto | 2018/09/04 01:00 | Okuno, Ayaka v Naoko Eto | 6-2,6-0 |
| ITF Women Fort Worth | 2018/07/31 17:20 | Schaefer, Dominique v Okuno, Ayaka | 6-4,6-3 |
| ITF Women Evansville | 2018/07/25 18:25 | Okuno, Ayaka v Shah, Priyanka | 6-7,1-6 |