Qinwen Zheng vs Dayana YastremskaAustralian Open Semi-final

Australian Open · WTA · Semi-final
#135WTA
1852ELO
1832Hard ELO
$283kYTD
$10MCAREER
23 yrs · 178 cm · Right-handed
Last 10 · pre-match
WLLWLWLLLL
2 — 0
Sets
Monday, 15 January 2024
hard
#74WTA
1792ELO
1733Hard ELO
$505kYTD
$6.5MCAREER
26 yrs · 175 cm · Right-handed
Last 10 · pre-match
LWLWLWLWWW
Zheng Q.
6-4 6-4
Yastremska D.
Zheng Q.
662
Yastremska D.
440

Qinwen Zheng defeated Dayana Yastremska 6-4 6-4 in the Australian Open semi-final on hard. The upset overturned the form book — Dayana Yastremska came in ranked #74, defending last year's round of 128.

Key context

  • Match story: Qinwen Zheng edged a tight contest from start to finish — 6–4 6–4.

Head to head

No previous meetings on record.

Serve vs return

This season
Zheng Q.serving79% hold

wins 63% of points on serve vs Yastremska D.

Yastremska D.serving71% hold

wins 59% of points on serve vs Zheng Q.

Serve advantage — Zheng Q.

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Serve & return on hard

Zheng Q.Yastremska D.
Serve
11
Return
25

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Slight edge
54%
59%
1st serve points won·Clear edge
74%
62%
2nd serve points won·Even
46%
48%
Service points won·Even
61%
57%
Return points won·Even
44%
44%
Break points saved·Even
56%
56%
Aces / match·Dominant
6.4
3.0
Double faults / match·Slight edge
3.9
4.6

Averages over each player's completed matches in the selected window (108 vs 121). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Clear edge
93
77
Break points saved·Slight edge
96
89
Break points won·Slight edge
100
92
Deciding sets·Dominant
99
63
Tiebreaks·Slight edge
89
98

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Umpiry Score

Pre-match
7.3
Strong advantageUmpiry Score
6.1
Even matchUmpiry Score
Form & Matchup
6.6+99 Hard Elo edge
Surface ELO
3.4Hard Elo 1733
6.6Overall Elo 1852
ELO gap
3.4Overall Elo 1792
5.0No prior meetings
H2H
5.0
7.9
Surface form
4.6
0.0
Win streak
Fatigue & Travel
7.0
Minutes 14d
9.1
7.0
3-set count
8.0
Prev. match
8.0
Context
6.0
Defending pts
6.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Freshness

Recent load
Freshness·Slight edge
99
93

Zheng Q.: 14 days rest · 1 match (14d) · Yastremska D.: 12 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Weather
26°COvercast
Wind 7 km/hHumidity 61%

Draw

Semi-finals
Zheng Q.[12]
Yastremska D.
6-46-4
Sabalenka A.[2]
Gauff C.[4]
7-626-4
R128
Sakkari M.[8]
Hibino N.
6-46-1
Yastremska D.
Vondrousova M.[7]
6-16-2
Tomova V.
Day K.
6-46-2
Mertens E.[25]
Sherif M.
6-22-0
Wozniacki C.
Linette M.[20]
6-22-0
Rakhimova K.
Bektas E.
6-46-4
Siegemund L.
Alexandrova E.[17]
6-23-67-69
Svitolina E.[19]
Preston T.
6-26-2
Korpatsch T.
Burrage J.
2-66-36-0
Siniakova K.
Cristian J.
6-27-5
Swiatek I.[1]
Kenin S.
7-626-2
Fernandez L.[32]
Bejlek S.
7-656-2
Sabalenka A.[2]
Seidel E.
6-06-1
Pegula J.[5]
Marino R.
6-26-4
Kessler M.
Ferro F.
3-66-36-2
Dodin O.
Zhu L.[29]
6-46-3
Timofeeva M.
Cornet A.
6-26-4
Rus A.
Kalinina A.[24]
6-16-0
Tauson C.
Minnen G.
7-57-5
Parry D.
Wang X.[30]
6-32-66-3
Frech M.
Saville D.
6-756-37-5
Collins D.
Kerber A.
6-23-66-1
Noskova L.
Bouzkova M.[31]
6-17-5
Ostapenko J.[11]
Birrell K.
7-656-1
Azarenka V.[18]
Giorgi C.
6-14-66-3
Navarro E.[27]
Wang X.
6-16-757-5
Rybakina E.[3]
Pliskova K.
7-666-4
Blinkova A.
Bucsa C.
6-26-4
Paolini J.[26]
Shnaider D.
6-36-4
Kasatkina D.[14]
Stearns P.
6-23-66-2
Zheng Q.[12]
Krueger A.
3-66-26-3
Boulter K.
Yuan Y.
7-57-61
Wang Y.
Cirstea S.[22]
0-67-56-2
Trevisan M.
Zarazua R.
4-66-46-2
Burel C.
Krunic A.
6-46-1
Avanesyan E.
Bai Z.
4-67-56-2
Kostyuk M.
Liu C.
6-34-66-1
Haddad Maia B.[10]
Fruhvirtova L.
6-23-66-2
Garcia C.[16]
Osaka N.
6-47-62
Juvan K.
Potapova A.[23]
6-16-4
Dolehide C.
Jeanjean L.
6-26-4
Jabeur O.[6]
Starodubtseva Y.
6-36-1
Andreeva M.
Pera B.
7-56-2
Hunter S.
Errani S.
6-46-3
Anisimova A.
Samsonova L.[13]
6-36-4
Badosa P.
Townsend T.
6-16-3
Pavlyuchenkova A.
Vekic D.[21]
6-46-4
Tsurenko L.[28]
Bronzetti L.
3-67-56-3
Parks A.
Snigur D.
2-66-26-4
Gauff C.[4]
Schmiedlova A.
6-36-0
Tomljanovic A.
Martic P.
7-634-66-4
Korneeva A.
Sorribes Tormo S.
4-66-36-2
Stephens S.
Gadecki O.
6-36-1
Cocciaretto E.
Sun L.
6-17-5
Gracheva V.
Wickmayer Y.
6-36-4
Golubic V.
Kudermetova V.[15]
7-641-66-1
Masarova R.
Sasnovich A.
6-36-4
Zakharova A.
Putintseva Y.
2-66-06-3
Maria T.
Osorio C.
7-56-746-4
Podoroska N.
Zidansek T.
6-16-0
Kalinskaya A.
Volynets K.
6-33-66-2
Raducanu E.
Rogers S.
6-36-2
Krejcikova B.[9]
Hontama M.
2-66-46-3
Fruhvirtova B.
Bogdan A.
2-66-46-3