Anett Kontaveit defeated Garbine Muguruza 2-6 7-6 6-1 in the Stuttgart round of 16 on clay. The upset overturned the form book — Garbine Muguruza came in leading the head-to-head 4–1, defending last year's quarter-final. Anett Kontaveit narrowed the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-11-10 | Guadalajara Finals | F | hard | Garbine Muguruza | 6-3 7-5 |
| 2021-11-10 | Guadalajara Finals | RR | hard | Garbine Muguruza | 6-4 6-4 |
| 2021-10-18 | Moscow | QF | hard | Anett Kontaveit | 6-1 6-1 |
| 2017-05-29 | Roland Garros | R64 | clay | Garbine Muguruza | 6-7(4) 6-4 6-2 |
| 2016-01-18 | Australian Open | R128 | hard | Garbine Muguruza | 6-0 6-4 |
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 (198 vs 196). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About