Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF W60 Berkeley | 2022/09/21 20:30 | Katja Wiersholm v Robin Anderson | 2-6,3-6 |
| ITF W60 Berkeley | 2022/09/20 18:30 | Katja Wiersholm v Alana Smith | 3-6,6-4,13-11 |
| ITF W60 Berkeley | 2022/09/19 20:15 | Ganna Poznikhirenko v Katja Wiersholm | 4-6,6-2,1-10 |
| ITF W15 San Diego | 2022/06/16 18:00 | Katherine Hui v Katja Wiersholm | 6-3,6-4 |
| ITF W15 San Diego | 2022/06/15 17:00 | Daianne Hayashida v Katja Wiersholm | 6-7,2-6 |
| 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 W15 Hilton Head | 2022/09/27 14:00 | Ahmani Guichard v Tenika Mcgiffin | 6-3,4-6,5-7 |
| ITF W25 Sumter | 2021/06/16 17:20 | Ahmani Guichard v Gergana Topalova | 3-6,6-2,6-7 |