H2H data updated: 2026-07-19 14:15 UTC

Caroline Wozniacki vs Serena Williams H2H: 1-9

Serena Williams holds a 9–1 lead over Caroline Wozniacki in their WTA head-to-head. Across 10 main-draw meetings, Serena Williams leads 8–1 on hard courts and 1–0 on clay. Most recently, Serena Williams won the 2014 WTA Finals semifinal 2-6 6-3 7-6(6).

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Caroline Wozniacki
DEN Age 36 Right-Handed 177 cm / 5'10"
H2H
1 – 9
10 main draw meetings
Serena Williams
USA Age 44 Right-Handed 175 cm / 5'9"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Oct 27, 2014* WTA Finals WTA Finals SF Hard Serena Williams #1 2-6 6-3 7-6(6) Caroline Wozniacki #8 Match data
Sep 7, 2014* US Open Grand Slam F Hard Serena Williams #1 6-3 6-3 Caroline Wozniacki #11 Match data
Aug 16, 2014* Cincinnati WTA 1000 SF Hard Serena Williams #1 2-6 6-2 6-4 Caroline Wozniacki #12 Match data
Aug 9, 2014* Montreal WTA 1000 QF Hard Serena Williams #1 4-6 7-5 7-5 Caroline Wozniacki #13 Match data
Oct 5, 2013* Beijing WTA 1000 QF Hard Serena Williams #1 6-1 6-4 Caroline Wozniacki #8 Match data
May 11, 2012* Madrid WTA 1000 R16 Clay Serena Williams #9 1-6 6-3 6-2 Caroline Wozniacki #6 Match data
Mar 24, 2012* Miami WTA 1000 QF Hard Caroline Wozniacki #6 6-4 6-4 Serena Williams #11 Match data
Sep 10, 2011* US Open Grand Slam SF Hard Serena Williams #27 6-2 6-4 Caroline Wozniacki #1 Match data
Nov 1, 2009* WTA Tour Championships WTA Finals SF Hard Serena Williams #2 6-4 0-1 (ret.) Caroline Wozniacki #4 Match data
Jan 17, 2009* Sydney WTA 500 QF Hard Serena Williams #2 6-7(5) 6-3 7-6(3) Caroline Wozniacki #12 Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Caroline Wozniacki #289 #1 10,255 2,153 605 269 69.2% 1 6 1 11 10 29
Serena Williams #320 #1 13,615 2,405 825 170 82.9% 23 23 5 17 3 71

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Caroline Wozniacki Serena Williams
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
14 2005 0–2 0.0% — 1,482 0 0 — — — — — — —
15 2006 4–4 50.0% #231 1,527 0 0 1997 3–2 60.0% #101 1,582 0 0
16 2007 12–15 44.4% #60 1,555 0 0 1998 26–11 70.3% #20 1,895 0 0
17 2008 51–19 72.9% #12 1,909 0 3 1999 37–7 84.1% #4 2,170 1 4
18 2009 66–25 72.5% #4 1,894 0 6 2000 37–8 82.2% #6 2,174 1 7
19 2010 63–17 78.8% #1 2,106 0 12 2001 40–7 85.1% #6 2,259 1 10
20 2011 63–17 78.8% #1 1,987 0 18 2002 57–5 91.9% #1 2,348 4 18
21 2012 47–20 70.1% #10 1,972 0 20 2003 36–3 92.3% #3 2,369 6 22
22 2013 41–22 65.1% #10 1,914 0 21 2004 39–11 78.0% #7 2,192 6 24
23 2014 49–19 72.1% #8 2,010 0 22 2005 21–9 70.0% #11 2,028 7 25
24 2015 39–23 62.9% #17 1,814 0 23 2006 12–4 75.0% #95 2,016 7 25
25 2016 30–15 66.7% #19 1,885 0 25 2007 34–10 77.3% #7 2,058 8 27
26 2017 60–22 73.2% #3 1,975 0 27 2008 41–8 83.7% #2 2,109 9 31
27 2018 36–17 67.9% #3 1,913 1 29 2009 50–13 79.4% #1 2,106 11 34
28 2019 20–15 57.1% #38 1,835 1 29 2010 25–4 86.2% #4 2,149 13 36
29 2020 5–2 71.4% #36 1,844 1 29 2011 22–4 84.6% #12 2,155 13 38
30 — — — — — — — 2012 48–6 88.9% #3 2,239 15 44
31 — — — — — — — 2013 77–5 93.9% #1 2,345 17 55
32 2023 4–3 57.1% #249 1,856 1 29 2014 52–10 83.9% #1 2,209 18 62
33 2024 15–12 55.6% #70 1,840 1 29 2015 50–6 89.3% #1 2,197 21 67
34 — — — — — — — 2016 36–5 87.8% #2 2,177 22 69
35 — — — — — — — 2017 8–1 88.9% #22 2,172 23 70
36 — — — — — — — 2018 18–7 72.0% #16 2,078 23 70
37 — — — — — — — 2019 25–8 75.8% #10 2,052 23 70
38 — — — — — — — 2020 16–5 76.2% #11 1,991 23 71
39 — — — — — — — 2021 12–6 66.7% #41 1,950 23 71
40 — — — — — — — 2022 3–4 42.9% #320 1,891 23 71
44 — — — — — — — 2026 0–1 0.0% #320 — 23 71