Livia Santo defeated I. Sigrist 3-6 6-3 10-8 in the W15 Rio Claro q32 on clay. The result followed the form book — Livia Santo came in leading the head-to-head 1–0. Livia Santo extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-10-06 | W15 Sao Joao da Boa Vista 1 | Q32 | clay | Livia Santo | 6-3 4-6 11-9 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.