Stadium: Clay 3 Round: 62 Ground: Clay
| ITF W25 Heraklion | 2023/10/22 06:00 | Sina Herrmann v Karen Marthiens | 7-6,6-1 |
| ITF W15 Heraklion | 2023/10/16 06:30 | Anastasiia Poplavska v Karen Marthiens | 0-6,6-2,10-4 |
| ITF W15 Heraklion | 2023/10/15 06:00 | Sophia Derivan v Karen Marthiens | 3-6,1-6 |
| ITF W40 Saint Palais Sur Mer | 2023/09/03 13:55 | Amandine Monnot v Karen Marthiens | 6-3,6-3 |
| ITF W25 Saint Palais Sur Mer | 2022/09/04 12:00 | Tea Zivic v Karen Marthiens | 7-5,1-6,10-7 |
| ITF W60 Vitoria-Gasteiz | 2022/07/17 07:00 | Jenny Duerst v Karen Marthiens | 6-0,6-2 |
| ITF W25 Getxo | 2022/07/04 09:00 | Jenny Duerst v Karen Marthiens | 6-3,6-0 |
| ITF W25 Perigueux | 2022/06/20 07:30 | Julie Myatovic v Karen Marthiens | 4-6,6-4,11-9 |
| ITF W15 Monastir | 2023/10/14 10:25 | Zeel Desai v Oana Gavrila | 6-4,6-1 |
| ITF W15 Monastir | 2023/10/13 10:05 | Margaux Komano v Oana Gavrila | 1-6,1-6 |
| ITF W15 Monastir | 2023/10/12 10:00 | Elisabeth Iila v Oana Gavrila | 1-6,1-6 |
| ITF W15 Monastir | 2023/10/11 09:45 | Tanisha Kashyap v Oana Gavrila | 2-6,4-6 |
| ITF W15 Monastir | 2023/10/08 08:30 | Oana Gavrila v Gina Feistel | 1-6,4-6 |
| ITF W15 Monastir | 2023/10/07 08:30 | Oana Gavrila v Marente Sijbesma | 6-1,6-1 |
| ITF W15 Monastir | 2023/10/06 08:30 | Oana Gavrila v Diana Martynov | 6-2,6-2 |
| ITF W15 Monastir | 2023/10/05 11:15 | Oana Gavrila v June Bjork | 6-0,6-2 |