Kirsten Flipkens defeated Garbine Muguruza 6-3 6-4 in the Mallorca round of 32 on grass. The upset overturned the form book — Garbine Muguruza came in leading the head-to-head 4–2. Kirsten Flipkens narrowed the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-04-20 | Fed Cup WG R1: BEL vs ESP | RR | hard | Kirsten Flipkens | 6-3 4-6 6-4 |
| 2017-08-07 | Toronto | R32 | hard | Garbine Muguruza | 7-5 6-2 |
| 2017-03-06 | Indian Wells | R64 | hard | Garbine Muguruza | 6-2 6-3 |
| 2016-01-18 | Australian Open | R64 | hard | Garbine Muguruza | 6-4 6-2 |
| 2014-01-06 | Hobart | QF | hard | Garbine Muguruza | 6-4 6-3 |
| 2013-06-17 | 's Hertogenbosch | SF | grass | Kirsten Flipkens | 6-3 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 (199 vs 196). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About