Kateryna Diatlova defeated Federica Sacco 7-6 6-4 in the W15 Heraklion 4 quarter-final on hard. The upset overturned the form book — Federica Sacco came in leading the head-to-head 1–0. Kateryna Diatlova claimed a first win over Federica Sacco in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-07-08 | W15 Kursumlijska Banja 11 | Q32 | clay | Federica Sacco | 6-2 4-6 10-8 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.