Stadium: Clay Court 1 Round: 27 Ground: Clay
| ITF W15 - Heraklion | 2021/12/01 12:35 | Radka Zelnickova v Simona Ogescu | 7-6,6-1 |
| ITF W15 - Heraklion | 2021/11/26 09:00 | Martina Spigarelli v Radka Zelnickova | 6-3,6-3 |
| ITF W15 - Heraklion | 2021/11/25 07:30 | Radka Zelnickova v Stella Kovacicova | 7-5,6-2 |
| ITF W15 - Heraklion | 2021/11/24 08:50 | Radka Zelnickova v Draginja Vukovic | 6-2,6-0 |
| ITF W15 - Heraklion | 2021/11/16 10:50 | Anna Ukolova v Radka Zelnickova | 6-2,6-4 |
| ITF W15 - Sozopol | 2021/10/15 08:30 | Nastja Kolar v Radka Zelnickova | 6-0,6-3 |
| ITF W15 - Sozopol | 2021/10/14 16:40 | Radka Zelnickova v Emily Seibold | 6-2,6-2 |
| ITF W15 - Sozopol | 2021/10/13 11:15 | Radka Zelnickova v Jade Bornay | 6-3,7-6 |
| ITF W15 - Heraklion | 2021/12/02 08:45 | Benedetta Ortenzi v Risa Ushijima | 3-6,1-6 |
| ITF W15 - Heraklion | 2021/11/23 08:30 | Risa Ushijima v Michaela Laki | 6-3,3-6,1-6 |
| ITF W15 - Heraklion | 2021/11/18 06:55 | Risa Ushijima v Ilinca D Amariei | 6-3,1-6,0-6 |
| ITF W15 - Heraklion | 2021/11/17 07:00 | Risa Ushijima v Ani Vangelova | 6-4,3-6,6-1 |
| ITF W60 - Rancho Santa Fe | 2021/10/11 16:55 | Risa Ushijima v Katherine Hui | 2-6,3-6 |
| ITF W25 - Redding | 2021/10/06 22:40 | Risa Ushijima v Jia-Jing Lu | 3-6,1-6 |
| ITF W60 - Berkeley | 2021/09/27 17:00 | Risa Ushijima v Jada Myii Hart | 3-6,1-6 |
| ITF W25 - Santarém | 2021/09/21 09:45 | Risa Ushijima v Fiona Ganz | 4-6,0-6 |