Zarina Diyas defeated Danielle Collins 6-3 6-2 in the Tokyo qualifying round 1 on hard. The upset overturned the form book — Danielle Collins came in leading the head-to-head 1–0, but Zarina Diyas had been the form player, winning 2 of their last 5 on hard. Zarina Diyas claimed a first win over Danielle Collins in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-01 | Wimbledon | R128 | grass | Danielle Collins | 6-3 7-5 |
Averages over each player's completed matches in the selected window (199 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About