If they played today
Sofia Costoulas
74%
Sets 2–0
High confidence
Defalco J.
26%
2–0
44%
2–1
30%
1–2
15%
0–2
11%
Chance of a third set 45%
Current ratings and the head-to-head record, for a best-of-three match with no tournament attached. For the forecast of a scheduled match, open the match page.
Side by side
| Sofia Costoulas | Defalco J. | |
| 1630 (#107) | Rating | 1510 |
| 32–11 (74%) | Win-loss | 9–9 (50%) |
| 22 | ATP/WTA matches | 0 |
| WWLWL | Recent form | LLWLL |
All meetings (1)
| 2025-08-29 | Sofia Costoulas | 2–0 | WTA Singles: Heraklion 4 ITF |
Last five: Sofia Costoulas
| 2026-09-22 | L | Tatiana Prozorova | 1-2 | Singapore |
| 2026-08-25 | W | Jennifer Ruggeri | 2-0 | US Open, Women |
| 2026-07-20 | L | Ayla Aksu | 1-2 | Prague |
| 2026-07-19 | W | Ayla Aksu | 2-0 | Prague |
| 2026-07-18 | W | Nao Hibino | 2-1 | Prague |
Full record for Sofia Costoulas →
Last five: Defalco J.
| 2025-09-03 | L | Robinson J. | 1-2 | WTA Singles: Leiria ITF |
| 2025-08-29 | L | Costoulas S. | 0-2 | WTA Singles: Heraklion 4 ITF |
| 2025-08-28 | W | Helmi O. | 2-1 | WTA Singles: Heraklion 4 ITF |
| 2025-08-27 | L | Abe H. | 0-2 | WTA Singles: Heraklion 4 ITF |
| 2025-08-15 | L | Vandromme J. | 0-2 | WTA Singles: Monastir 48 ITF |