Level, 1 wins each over 2 singles meetings since 2022. Last meeting on 22/05/2024 at W35 Annenheim.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 22/05/2024 | W35 Annenheim | Round 2 | clay | Costoulas | 2-6 6-1 6-3 |
| 18/02/2022 | W15 Monastir | Quarter-final | hard | Guth | 6-4 4-6 6-1 |
| clay | Guth 0 - 1 Costoulas |
| hard | Guth 1 - 0 Costoulas |
| 2024 | Guth 0 - 1 Costoulas |
| 2022 | Guth 1 - 0 Costoulas |
157 wins, 114 losses since 2021 (57.9%).
Last matches: D V V D D
207 wins, 137 losses since 2021 (60.2%).
Last matches: D D D V V
Level, 1 wins each over 2 singles meetings since 2022.
On 22/05/2024, at W35 Annenheim (Round 2): Sofia Costoulas won 2-6 6-1 6-3.