Caroline Wozniacki defeated Danielle Collins 4-6 6-3 6-4 in the US Open round of 64 on hard. The upset overturned the form book — Danielle Collins came in leading the head-to-head 2–1, defending last year's round of 128, but Caroline Wozniacki had been the form player, winning 3 of their last 5 on hard. Caroline Wozniacki narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-07-29 | Paris Olympics | R32 | clay | Danielle Collins | 6-3 3-6 6-3 |
| 2019-05-13 | Rome | R64 | clay | Danielle Collins | 7-6(5) 0-0 RET |
| 2018-05-28 | Roland Garros | R128 | clay | Caroline Wozniacki | 7-6(2) 6-1 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (75 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About