Coco Gauff def. Marta Kostyuk — Quarterfinal, Cincinnati Open 2026
WTA 1000HardCincinnati, USA
Played21 Aug 2026
🇺🇸ranked WTA number 4 going into this drawWon
Coco Gauff seeded 4 6 6
🇺🇦ranked WTA number 11 going into this draw
Marta Kostyuk seeded 10 2 2
🇺🇸Coco Gauff
🇺🇦Marta Kostyuk
Match stats
Serve
1
Aces
2
3
Double faults
8
53%
1st serve in
45%
78%
1st serve points won
67%
45%
2nd serve points won
21%
63%
Service points won
42%
1/3
Break points saved
5/11
Return
58%
Return points won
37%
6/11
Break points won
2/3
62
Total points won
41
Head to head
3–2 Gauff
- This matchCincinnati QFwon by Gauff
- 2025HardDoha R32won by Kostyuk
- 2024HardWuhan R16won by Gauff
- 2024ClayStuttgart QFwon by Kostyuk
- 2024HardMelbourne QFwon by Gauff
Stats, 6 months going in
Won–lost
8–2
Last 10 matches
8–2
7–1
Last 30 days
5–1
By surface
13–3
Hard
7–3
10–4
Clay
16–1
5–2
Grass
5–1
By round
4–1
QF
4–0
2–2
SF
2–2
20–5
At WTA 1000s
13–3
How their matches go
35
Completed matches
33
40%
Won in straight sets
58%
37%
Won after losing a set
27%
23%
Lost after winning a set
3%
0%
Lost in straight sets
12%
4–4
Tiebreaks
2–3
13–8
Deciding sets
9–1
18/21
Won after winning set 1
23/24
9/14
Won after losing set 1
5/9
Serve and return, last 5 matches
62%
1st serve in
54%
71%
1st serve points won
74%
46%
2nd serve points won
44%
66%
Break points saved
69%
45%
Return points won
45%
39%
Break points won
59%
5.6
Aces a match
5.0
5.2
Double faults a match
4.4
Last 14 days
6
Matches
4
14
Sets
11
2
Days since last match
2
Common opponents, 6 monthsCommon opponents, 6 months going in
| Opponent | Coco Gauff | Marta Kostyuk |
|---|---|---|
| 🇷🇺AndreevaNo. 6 | ||
| 🇷🇺AndreevaNo. 6 | WonRome QF | WonCincinnati R16LostParis SFWonMadrid F |
| 🇺🇸LiNo. 29 | ||
| 🇺🇸LiNo. 29 | WonCincinnati R32 | WonRouen QF |
| 🇰🇿RybakinaNo. 2 | ||
| 🇰🇿RybakinaNo. 2 | LostCanada SF | LostMiami R32LostIndian Wells R32 |
| 🇨🇿NoskovaNo. 8 | ||
| 🇨🇿NoskovaNo. 8 | LostMadrid R16 | LostLondon SFWonMadrid QF |
| 🇺🇸PegulaNo. 3 | ||
| 🇺🇸PegulaNo. 3 | WonLondon QF | WonMadrid R32 |
| 🇺🇦SvitolinaNo. 9 | ||
| 🇺🇦SvitolinaNo. 9 | LostRome F | WonParis QF |
| Total | ||
| Total | 5–4 | 9–4 |