Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF W25 Johannesburg | 2021/09/15 10:00 | Yuki Naito v Joanne Zuger | 2-6,2-6 |
| ITF W60 Montreux | 2021/09/08 07:30 | Joanne Zuger v Federica Di Sarra | 2-6,1-6 |
| ITF W60 Collonge-Bellerive | 2021/09/03 08:00 | Ipek Oz v Joanne Zuger | 6-3,6-2 |
| ITF W60 Collonge-Bellerive | 2021/09/02 11:15 | Jessika Ponchet v Joanne Zuger | 6-4,1-6,2-6 |
| ITF W60 Collonge-Bellerive | 2021/09/01 13:20 | Joanne Zuger v Anastasia Gasanova | 6-3,4-6,6-1 |
| ITF W25 Verbier | 2021/08/28 11:15 | Ylena In-Albon v Joanne Zuger | 2-6,6-3,6-4 |
| ITF W25 Verbier | 2021/08/27 10:35 | Sada Nahimana v Joanne Zuger | 4-6,2-6 |
| ITF W25 Verbier | 2021/08/26 12:15 | Nadine Keller v Joanne Zuger | 2-6,2-6 |
| ITF W25 Johannesburg | 2021/09/14 07:55 | Zoe Kruger v Ingrid Gamarra Martins | 6-2,6-2 |
| ITF W15 Antalya | 2021/05/26 07:30 | Zoe Kruger v Beatrice Ricci | 6-7,6-2,6-1 |
| ITF W15 Antalya | 2021/05/23 10:45 | Zoe Kruger v Cristina Dinu | 3-6,4-6 |
| ITF W15 Antalya | 2021/05/22 07:30 | Romana Cisovska v Zoe Kruger | 4-6,4-6 |
| ITF W15 Antalya | 2021/05/21 08:40 | Zoe Kruger v Aurora Zantedeschi | 7-6,4-6,6-3 |
| ITF W15 Antalya | 2021/05/20 07:25 | Shuyue Ma v Zoe Kruger | 4-6,6-3,1-6 |
| ITF W15 Antalya | 2021/05/18 06:55 | Dia Evtimova v Zoe Kruger | 6-4,4-6,5-7 |
| ITF W15 Cairo | 2021/05/06 08:00 | Elina Avanesyan v Zoe Kruger | 6-1,6-2 |