H2H data updated: 2026-09-13 00:00 UTC

Caroline Wozniacki vs Ashley Harkleroad H2H: 1-0

Caroline Wozniacki holds a 1–0 lead over Ashley Harkleroad in their WTA head-to-head. Across 1 main-draw meeting, Caroline Wozniacki leads 1–0 on hard courts. Most recently, Caroline Wozniacki won the 2006 Memphis Classic round of 16 6-2 6-3.

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Caroline Wozniacki
Denmark Age 36 Right-Handed 177 cm / 5'10"
H2H
1 – 0
1 main-draw meetings
Ashley Harkleroad
USA Age 41 Right-Handed 165 cm / 5'5"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Caroline Wozniacki 6-2 6-3 Ashley Harkleroad #81 Match data Feb 24, 2006* R16 Memphis Classic Tier III → modern equivalent WTA 250 Hard

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Caroline Wozniacki #289 #1 10,255 2,154 620 275 69.3% 1 6 1 11 11 30
Ashley Harkleroad #1,051 #39 821 1,681 51 79 39.2% 0 0 0 0 0 0

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 Ashley Harkleroad
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 — — — — — — —
16 2007 12–15 44.4% #60 1,555 0 0 2001 0–2 0.0% #277 1,479 0 0
17 2008 53–20 72.6% #12 1,913 0 3 2002 3–5 37.5% #113 1,501 0 0
18 2009 66–25 72.5% #4 1,898 0 6 2003 14–14 50.0% #52 1,592 0 0
19 2010 63–17 78.8% #1 2,105 0 12 2004 8–12 40.0% #123 1,581 0 0
20 2011 63–17 78.8% #1 1,988 0 18 2005 0–4 0.0% #118 1,528 0 0
21 2012 50–21 70.4% #10 1,975 0 20 2006 9–15 37.5% #86 1,550 0 0
22 2013 41–22 65.1% #10 1,906 0 21 2007 7–14 33.3% #67 1,512 0 0
23 2014 49–19 72.1% #8 2,014 0 22 2008 10–11 47.6% #133 1,570 0 0
24 2015 39–23 62.9% #17 1,817 0 23 — — — — — — —
25 2016 34–18 65.4% #19 1,912 0 25 2010 0–2 0.0% #1020 1,551 0 0
26 2017 60–22 73.2% #3 2,004 0 27 — — — — — — —
27 2018 41–17 70.7% #3 1,947 1 30 — — — — — — —
28 2019 20–15 57.1% #38 1,845 1 30 — — — — — — —
29 2020 5–2 71.4% #36 1,852 1 30 — — — — — — —
32 2023 4–3 57.1% #249 1,862 1 30 — — — — — — —
33 2024 16–13 55.2% #70 1,845 1 30 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Caroline Wozniacki Ashley Harkleroad
Yr HardClayGrass Yr HardClayGrass
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
14 2005 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
15 2006 4 4 8 50.0% — — — — — — — — — — — — — — — — — — — — —
16 2007 8 10 18 44.4% 3 4 7 42.9% 1 1 2 50.0% 2001 0 2 2 0.0% — — — — — — — —
17 2008 42 13 55 76.4% 7 5 12 58.3% 4 2 6 66.7% 2002 3 5 8 37.5% — — — — — — — —
18 2009 35 18 53 66.0% 23 6 29 79.3% 8 1 9 88.9% 2003 5 7 12 41.7% 9 5 14 64.3% 0 2 2 0.0%
19 2010 45 9 54 83.3% 15 6 21 71.4% 3 2 5 60.0% 2004 7 8 15 46.7% 1 3 4 25.0% 0 1 1 0.0%
20 2011 40 11 51 78.4% 20 5 25 80.0% 3 1 4 75.0% 2005 0 3 3 0.0% — — — — 0 1 1 0.0%
21 2012 42 14 56 75.0% 5 4 9 55.6% 3 3 6 50.0% 2006 6 9 15 40.0% 2 5 7 28.6% 1 1 2 50.0%
22 2013 34 14 48 70.8% 3 6 9 33.3% 4 2 6 66.7% 2007 5 9 14 35.7% 2 4 6 33.3% 0 1 1 0.0%
23 2014 42 15 57 73.7% 1 2 3 33.3% 6 2 8 75.0% 2008 9 7 16 56.3% 0 2 2 0.0% 1 2 3 33.3%
24 2015 26 17 43 60.5% 7 4 11 63.6% 6 2 8 75.0% — — — — — — — — — — — — —
25 2016 31 14 45 68.9% — — — — 3 4 7 42.9% 2010 0 2 2 0.0% — — — — — — — —
26 2017 41 14 55 74.5% 12 6 18 66.7% 7 2 9 77.8% — — — — — — — — — — — — —
27 2018 26 12 38 68.4% 9 4 13 69.2% 6 1 7 85.7% — — — — — — — — — — — — —
28 2019 12 9 21 57.1% 4 4 8 50.0% 4 2 6 66.7% — — — — — — — — — — — — —
29 2020 5 2 7 71.4% — — — — — — — — — — — — — — — — — — — — —
32 2023 4 3 7 57.1% — — — — — — — — — — — — — — — — — — — — —
33 2024 10 7 17 58.8% 2 3 5 40.0% 4 3 7 57.1% — — — — — — — — — — — — —
Career — 447 188 635 70.4% 111 59 170 65.3% 62 28 90 68.9% — 35 52 87 40.2% 14 19 33 42.4% 2 8 10 20.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 788/893 of Caroline Wozniacki's and 65/120 of Ashley Harkleroad's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Caroline Wozniacki Ashley Harkleroad
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
15 2006 3/8 2.7 2.3 65.7% 58.9% 51.0% 43.9% 42.3% 56.6% 49.3% — —/— — — — — — — — — —
16 2007 18/27 1.1 3.2 67.3% 56.6% 40.0% 54.4% 45.4% 51.4% 41.8% — —/— — — — — — — — — —
17 2008 63/73 2.1 2.1 65.9% 65.6% 50.8% 58.8% 54.4% 60.4% 49.1% — —/— — — — — — — — — —
18 2009 86/91 2.0 1.7 68.9% 64.2% 50.0% 52.2% 49.6% 59.7% 48.6% 2003 6/28 1.0 2.2 71.5% 58.8% 40.9% 55.5% 33.7% 53.6% 44.8%
19 2010 71/80 1.8 1.9 68.9% 65.3% 50.2% 59.5% 50.1% 60.6% 48.1% 2004 3/20 1.0 2.7 73.5% 51.7% 34.3% 37.5% 84.8% 47.2% 45.2%
20 2011 73/80 1.6 1.6 70.6% 65.6% 51.4% 58.1% 53.0% 61.5% 51.1% 2005 1/4 1.0 3.0 57.1% 25.0% 11.1% 33.3% — 19.0% 27.6%
21 2012 60/71 1.8 1.6 66.8% 63.6% 51.4% 59.5% 52.9% 59.4% 47.5% 2006 15/24 1.3 3.1 66.1% 60.3% 42.4% 48.5% 43.6% 54.0% 40.0%
22 2013 56/63 1.5 1.8 69.1% 62.5% 50.3% 59.3% 54.1% 58.9% 47.5% 2007 20/21 0.6 3.1 71.1% 56.9% 42.2% 50.3% 43.1% 52.5% 43.3%
23 2014 61/68 2.3 2.6 69.6% 66.0% 48.0% 58.7% 53.3% 60.4% 48.1% 2008 19/21 0.8 3.4 68.3% 57.6% 42.7% 48.2% 45.4% 52.9% 44.6%
24 2015 51/62 2.0 1.9 69.9% 65.3% 52.6% 50.4% 51.3% 61.5% 46.7% — —/— — — — — — — — — —
25 2016 44/52 2.1 2.1 67.7% 66.5% 46.3% 57.0% 56.3% 59.9% 47.8% 2010 1/2 0.0 2.0 72.5% 48.6% 42.9% 44.4% 50.0% 47.1% 31.9%
26 2017 76/82 2.6 2.2 67.6% 65.7% 49.4% 56.8% 51.6% 60.2% 47.8% — —/— — — — — — — — — —
27 2018 50/58 3.0 2.5 64.9% 68.0% 48.4% 52.5% 54.9% 61.2% 48.3% — —/— — — — — — — — — —
28 2019 35/35 2.8 1.8 65.3% 63.2% 50.1% 51.6% 50.7% 58.5% 44.4% — —/— — — — — — — — — —
29 2020 7/7 3.1 1.3 70.4% 68.7% 54.5% 63.1% 43.8% 64.8% 49.2% — —/— — — — — — — — — —
32 2023 7/7 2.1 3.0 61.5% 67.5% 47.4% 57.7% 36.6% 59.6% 44.8% — —/— — — — — — — — — —
33 2024 27/29 1.8 2.6 64.3% 65.3% 47.6% 55.5% 55.0% 59.1% 46.8% — —/— — — — — — — — — —
Career — 788/895 2.1 2.0 67.9% 65.0% 49.7% 56.4% 52.2% 60.0% 47.9% — 65/130 0.9 3.1 69.1% 57.2% 41.5% 48.8% 44.4% 52.2% 42.7%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Caroline Wozniacki Ashley Harkleroad
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
14 2005 1482 101.4 — — — — — — — 0.0% -3.75 — 0–1 — -0.25 — — — — — — — — — — — — — — — —
15 2006 1527 119.1 +0.53 +0.91 1.137 52.5% +17 — — 47.1% -0.12 1–0 — — -0.46 — — — — — — — — — — — — — — — —
16 2007 1556 117.2 -2.81 -1.82 0.860 46.7% +15 -35 — 46.0% -0.59 4–5 (44%) 7–1 (88%) 103.2 +0.40 2001 1479 102.7 — — — — — — — 33.3% -1.17 0–2 — — -0.03
17 2008 1914 154.8 +4.79 +4.70 1.241 54.7% -5 -303 -228 69.9% +1.69 9–5 (64%) 6–8 (43%) 104.7 -0.96 2002 1502 120.5 — — — — +25 — — 37.5% -0.50 — 1–1 — -0.26
18 2009 1899 153.9 +3.97 +4.82 1.208 54.1% -27 -24 -64 69.4% +1.47 15–8 (65%) 11–7 (61%) 106.6 -0.77 2003 1592 121.9 -0.82 +0.82 0.967 49.5% -59 +93 — 49.1% -0.04 1–6 (14%) 2–3 (40%) 94.4 +0.64
19 2010 2105 166.0 +4.94 +4.76 1.219 54.3% +27 -204 -284 72.4% +1.70 18–4 (82%) 8–2 (80%) 113.4 +1.46 2004 1581 123.9 -1.88 -0.09 0.856 46.1% 0 +53 — 42.9% -0.62 2–2 (50%) 1–3 (25%) 99.0 -0.37
20 2011 1988 162.1 +5.76 +7.01 1.328 56.0% +52 -9 -153 74.7% +1.90 11–7 (61%) 10–5 (67%) 101.2 +1.97 2005 1529 99.7 -1.98 -1.34 0.341 24.0% +12 — — 25.0% -2.25 0–2 — — -0.09
21 2012 1976 156.2 +3.80 +4.12 1.171 53.6% +42 -42 -144 66.9% +1.29 15–9 (63%) 11–8 (58%) 100.8 +0.75 2006 1550 119.5 -0.91 -2.27 0.871 47.1% +17 +27 — 41.5% -0.98 1–4 (20%) 4–1 (80%) 99.6 -0.70
22 2013 1906 152.3 +3.39 +3.53 1.156 53.3% +82 -137 -61 61.0% +1.06 9–9 (50%) 6–9 (40%) 92.0 +3.21 2007 1513 111.3 -2.54 -1.08 0.912 48.0% +6 +48 — 37.2% -0.67 1–2 (33%) 2–3 (40%) 98.6 +1.00
23 2014 2014 163.0 +4.24 +5.25 1.216 54.2% +24 -280 -133 64.9% +1.45 16–6 (73%) 5–10 (33%) 100.3 -0.30 2008 1571 121.1 -2.19 +0.77 0.946 48.8% +20 — -60 48.9% -0.30 2–3 (40%) 2–1 (67%) 100.8 -0.16
24 2015 1818 153.2 +3.21 +4.72 1.211 54.0% +6 -9 +74 62.6% +1.23 9–6 (60%) 8–7 (53%) 101.2 -0.90 — — — — — — — — — — — — — — — —
25 2016 1912 146.8 +3.41 +3.91 1.191 53.8% +27 — -117 65.2% +1.25 8–7 (53%) 3–5 (38%) 96.7 -0.32 2010 1552 102.9 -1.56 +0.46 0.603 39.8% — — — 0.0% -4.25 — — — -0.09
26 2017 2004 161.0 +3.91 +4.92 1.202 54.0% +52 -146 -103 68.5% +1.56 17–8 (68%) 5–6 (45%) 103.2 +0.13 — — — — — — — — — — — — — — — —
27 2018 1947 156.8 +4.39 +5.24 1.245 54.7% +6 -64 +24 67.7% +1.47 12–6 (67%) 6–7 (46%) 101.2 +0.11 — — — — — — — — — — — — — — — —
28 2019 1845 144.8 +1.89 +0.99 1.069 51.3% +47 -6 +118 60.8% +0.70 3–7 (30%) 5–2 (71%) 96.0 +0.87 — — — — — — — — — — — — — — — —
29 2020 1853 131.5 +2.36 +2.51 1.397 56.9% +35 — — 70.6% +1.71 1–2 (33%) — — +0.18 — — — — — — — — — — — — — — — —
32 2023 1863 134.9 +2.02 +2.05 1.110 51.8% +58 — — 56.3% +0.56 1–1 1–0 — -0.17 — — — — — — — — — — — — — — — —
33 2024 1845 140.8 +1.93 +2.73 1.145 53.0% +44 -42 +224 58.1% +0.77 4–6 (40%) 2–1 (67%) 96.6 +0.15 — — — — — — — — — — — — — — — —
Career — 2154 160.9 +3.83 +4.42 1.199 53.9% +28 -90 -57 66.3% +1.33 153–96 (61%) 94–79 (54%) 104.3 +0.57 — 1681 124.5 -1.85 -0.57 0.895 47.5% +2 +64 -60 42.4% -0.63 7–21 (25%) 12–12 (50%) 92.7 -0.05

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.