Level, 1 wins each over 2 singles meetings since 2023. Last meeting on 11/09/2025 at W75 Le Neubourg.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 11/09/2025 | W75 Le Neubourg | Round 2 | hard | Costoulas | 6-3 6-2 |
| 31/05/2023 | W25 Troisdorf | Round 1 | clay | Dittmann | 3-6 6-3 5-7 |
| hard | Dittmann 0 - 1 Costoulas |
| clay | Dittmann 1 - 0 Costoulas |
| 2025 | Dittmann 0 - 1 Costoulas |
| 2023 | Dittmann 1 - 0 Costoulas |
85 wins, 77 losses since 2021 (52.5%).
Last matches: D V V D V
207 wins, 137 losses since 2021 (60.2%).
Last matches: D D D V V
Level, 1 wins each over 2 singles meetings since 2023.
On 11/09/2025, at W75 Le Neubourg (Round 2): Sofia Costoulas won 6-3 6-2.