Round: 54 Ground: Hardcourt outdoor
| ITF W25 Sharm El Sheikh | 2022/01/31 11:45 | Rutuja Bhosale v Isabelle Haverlag | 6-3,7-6 |
| ITF W25 Selva Gardena | 2021/11/28 17:45 | Isabelle Haverlag v Anna Gabric | 3-6,4-6 |
| ITF W60 Prague | 2021/08/29 13:00 | Isabelle Haverlag v Gergana Topalova | 3-6,5-7 |
| ITF W25 Oldenzaal | 2021/08/16 13:45 | Aurora Zantedeschi v Isabelle Haverlag | 4-6,6-3,10-5 |
| ITF W60 Olomouc | 2021/07/18 08:00 | Isabelle Haverlag v Ingrid Vojcinakova | 3-6,3-6 |
| ITF W60 Amstelveen | 2021/07/05 13:20 | Martina Caregaro v Isabelle Haverlag | 6-2,6-1 |
| ITF W25 The Hague | 2021/06/27 08:00 | Ioana Loredana Rosca v Isabelle Haverlag | 6-4,7-6 |
| ITF W25 Porto | 2021/06/20 15:00 | Ashlyn Krueger v Isabelle Haverlag | 6-2,6-1 |