Stadium: Court 16 Round: 25 Ground: Hardcourt outdoor
| ITF W15 San Diego | 2022/06/14 17:00 | Daianne Hayashida v Carolyn Campana | 7-6,5-7,10-8 |
| ITF W15 San Diego | 2022/06/13 17:00 | Daianne Hayashida v Leontina Stojanovic | 6-1,6-0 |
| ITF W15 Cancun | 2022/06/04 21:45 | Jessica Hinojosa Gomez v Daianne Hayashida | 6-3,6-1 |
| ITF W15 Cancun | 2022/05/25 14:00 | Mercedes Aristegui v Daianne Hayashida | 6-7,6-4,7-5 |
| ITF W15 Cancun | 2022/05/24 15:00 | Daianne Hayashida v Dylan Cline | 6-1,6-0 |
| ITF W15 Cancun | 2022/05/23 15:00 | Daianne Hayashida v Samantha Imbo Nloga | 6-0,6-0 |
| ITF W15 Sharm El Sheikh | 2021/11/15 08:00 | Daianne Hayashida v Xichen Zhao | 6-3,3-6,7-10 |
| ITF W15 Sharm El Sheikh | 2021/11/14 07:30 | Daianne Hayashida v Hanna Piatrushka | 6-1,6-2 |
| ITF W15 San Diego | 2022/06/07 20:00 | Kimmi Hance v Katja Wiersholm | 4-6,6-2,6-4 |
| ITF W25 Orlando | 2021/11/02 13:55 | Maria Jose Portillo Ramirez v Katja Wiersholm | 6-1,6-3 |
| ITF W25 Orlando | 2021/11/01 14:00 | Katja Wiersholm v Jessica Livianu | 4-6,6-2,12-10 |
| ITF W25 Florence | 2021/10/13 15:40 | Fernanda Contreras Gomez v Katja Wiersholm | 7-6,6-3 |
| ITF W25 Florence | 2021/10/12 15:20 | Lauren Proctor v Katja Wiersholm | 1-6,3-6 |
| ITF W25 Florence | 2021/10/11 17:00 | Maria Kononova v Katja Wiersholm | 6-7,4-6 |
| ITF W15 Hilton Head | 2021/10/09 17:00 | Katja Wiersholm v Ania Hertel | 2-6,1-6 |
| ITF W15 Hilton Head | 2021/10/09 13:00 | Katja Wiersholm v Emily Ruckno | 6-0,6-0 |