Stadium: Court B Round: 25 Ground: Clay
| ITF W25 Santo Domingo | 2021/06/10 13:00 | Joanne Zuger v Ana Sofia Sanchez | 1-6,0-6 |
| ITF W25 Santo Domingo | 2021/06/09 16:35 | Nagi Hanatani v Joanne Zuger | 6-7,0-6 |
| ITF W25 Santo Domingo | 2021/06/08 14:50 | Joanne Zuger v Amy Zhu | 7-5,6-3 |
| ITF W25 Santo Domingo | 2021/06/07 15:00 | Joanne Zuger v Michaela Kadleckova | 6-1,6-2 |
| ITF W25 Santo Domingo | 2021/06/03 18:20 | Marina Bassols Ribera v Joanne Zuger | 6-2,3-6,6-3 |
| ITF W25 Santo Domingo | 2021/06/02 18:00 | Olivia Lincer v Joanne Zuger | 2-6,4-6 |
| ITF W25 Santo Domingo | 2021/06/01 13:00 | Joanne Zuger v Jacqueline Cabaj Awad | 6-3,6-0 |
| ITF W25 Santo Domingo | 2021/05/31 14:00 | Joanne Zuger v Rasheeda McAdoo | 7-6,6-2 |
| ITF W25 Liepaja | 2021/05/29 08:00 | Anna Zaja v Daniela Vismane | 6-1,3-6,4-6 |
| ITF W25 Liepaja | 2021/05/28 14:00 | Anna Zaja v Kamilla Bartone | 6-0,6-2 |
| ITF W25 Liepaja | 2021/05/28 09:20 | Anna Zaja v Maileen Nuudi | 6-3,5-7,6-2 |
| ITF W25 Liepaja | 2021/05/26 09:25 | Valentyna Ivakhnenko v Anna Zaja | 2-6,3-6 |
| ITF W15 Sibenik | 2021/05/19 14:15 | Oleksandra Oliynykova v Anna Zaja | 4-6,6-3,6-3 |
| WTA Stuttgart | 2021/04/17 16:00 | Stefanie Voegele v Anna Zaja | 6-1,6-3 |
| ITF W60 Oeiras | 2021/04/12 09:55 | Stephanie Wagner v Anna Zaja | 6-3,6-2 |
| ITF W60 Oeiras | 2021/04/11 11:25 | Olga Parres Azcoitia v Anna Zaja | 3-6,2-6 |