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

Kateryna Volodko vs Ashley Harkleroad H2H: 1-0

Kateryna Volodko holds a 1–0 lead over Ashley Harkleroad in their WTA head-to-head. Across 1 main-draw meeting, Kateryna Volodko leads 1–0 on hard courts. Most recently, Kateryna Volodko won the 2008 Stanford round of 32 7-5 6-2.

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Kateryna Volodko
UKR Age 40 Right-Handed 175 cm / 5'9"
H2H
1 – 0
1 main-draw meetings
Ashley Harkleroad
USA Age 41 Right-Handed 165 cm / 5'5"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kateryna Volodko #46 7-5 6-2 Ashley Harkleroad #72 Match data Jul 17, 2008* R32 Stanford Tier II → modern equivalent WTA 500 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
Kateryna Volodko #584 #29 1,740 1,802 138 190 42.1% 0 0 0 0 2 2
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 Kateryna Volodko Ashley Harkleroad
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 2003 1–2 33.3% #384 1,493 0 0 2001 0–2 0.0% #277 1,479 0 0
17 2004 0–2 0.0% #316 1,470 0 0 2002 3–5 37.5% #113 1,501 0 0
18 2005 7–7 50.0% #121 1,535 0 0 2003 14–14 50.0% #52 1,592 0 0
19 2006 5–10 33.3% #100 1,530 0 0 2004 8–12 40.0% #123 1,581 0 0
20 2007 13–19 40.6% #44 1,622 0 0 2005 0–4 0.0% #118 1,528 0 0
21 2008 15–19 44.1% #62 1,640 0 1 2006 9–15 37.5% #86 1,550 0 0
22 2009 23–20 53.5% #31 1,770 0 1 2007 7–14 33.3% #67 1,512 0 0
23 2010 8–15 34.8% #99 1,666 0 1 2008 10–11 47.6% #133 1,570 0 0
24 2011 14–10 58.3% #85 1,720 0 1 — — — — — — —
25 2012 7–12 36.8% #136 1,656 0 1 2010 0–2 0.0% #1020 1,551 0 0
27 2014 0–2 0.0% #201 1,616 0 1 — — — — — — —
28 2015 8–14 36.4% #89 1,605 0 1 — — — — — — —
29 2016 14–17 45.2% #69 1,673 0 1 — — — — — — —
30 2017 13–14 48.1% #92 1,652 0 2 — — — — — — —
31 2018 4–12 25.0% #132 1,587 0 2 — — — — — — —
32 2019 0–2 0.0% #1168 1,554 0 2 — — — — — — —
33 2020 5–8 38.5% #285 1,519 0 2 — — — — — — —
34 2021 1–2 33.3% #207 1,534 0 2 — — — — — — —
36 2023 0–2 0.0% #276 1,553 0 2 — — — — — — —
37 2024 0–1 0.0% #584 1,543 0 2 — — — — — — —

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 Kateryna Volodko Ashley Harkleroad
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
16 2003 1 1 2 50.0% 0 1 1 0.0% — — — — — — — — 2001 0 2 2 0.0% — — — — — — — — — — — —
17 2004 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — 2002 3 5 8 37.5% — — — — — — — — — — — —
18 2005 6 3 9 66.7% 1 3 4 25.0% 0 1 1 0.0% — — — — 2003 5 7 12 41.7% 9 5 14 64.3% 0 2 2 0.0% — — — —
19 2006 4 6 10 40.0% 0 3 3 0.0% 1 1 2 50.0% — — — — 2004 7 8 15 46.7% 1 3 4 25.0% 0 1 1 0.0% — — — —
20 2007 8 11 19 42.1% 5 6 11 45.5% 0 2 2 0.0% — — — — 2005 0 3 3 0.0% — — — — 0 1 1 0.0% — — — —
21 2008 4 12 16 25.0% 2 4 6 33.3% 7 2 9 77.8% 2 1 3 66.7% 2006 6 9 15 40.0% 2 5 7 28.6% 1 1 2 50.0% — — — —
22 2009 12 12 24 50.0% 9 6 15 60.0% 2 2 4 50.0% — — — — 2007 5 9 14 35.7% 2 4 6 33.3% 0 1 1 0.0% — — — —
23 2010 7 12 19 36.8% 1 2 3 33.3% 0 1 1 0.0% — — — — 2008 9 7 16 56.3% 0 2 2 0.0% 1 2 3 33.3% — — — —
24 2011 7 6 13 53.8% 5 3 8 62.5% 2 1 3 66.7% — — — — — — — — — — — — — — — — — — — — —
25 2012 3 4 7 42.9% 2 5 7 28.6% 2 3 5 40.0% — — — — 2010 0 2 2 0.0% — — — — — — — — — — — —
27 2014 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
28 2015 7 10 17 41.2% 1 3 4 25.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
29 2016 8 11 19 42.1% 4 4 8 50.0% 2 2 4 50.0% — — — — — — — — — — — — — — — — — — — — —
30 2017 9 9 18 50.0% 4 4 8 50.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
31 2018 2 6 8 25.0% 1 4 5 20.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — — — — — —
32 2019 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
33 2020 5 6 11 45.5% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
34 2021 1 1 2 50.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
36 2023 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
37 2024 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 84 117 201 41.8% 35 53 88 39.8% 17 19 36 47.2% 2 1 3 66.7% — 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 282/323 of Kateryna Volodko'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 Kateryna Volodko 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%
18 2005 4/14 4.3 4.8 51.4% 66.4% 43.7% 52.6% 32.1% 55.4% 39.6% 2003 6/28 1.0 2.2 71.5% 58.8% 40.9% 55.5% 33.7% 53.6% 44.8%
19 2006 8/15 3.0 6.1 54.5% 61.2% 47.5% 44.5% 48.0% 54.8% 42.2% 2004 3/20 1.0 2.7 73.5% 51.7% 34.3% 37.5% 84.8% 47.2% 45.2%
20 2007 27/32 2.7 4.6 57.4% 63.9% 44.4% 57.8% 50.6% 55.6% 43.3% 2005 1/4 1.0 3.0 57.1% 25.0% 11.1% 33.3% — 19.0% 27.6%
21 2008 33/34 2.4 3.7 57.4% 64.2% 46.1% 49.9% 47.7% 56.6% 40.0% 2006 15/24 1.3 3.1 66.1% 60.3% 42.4% 48.5% 43.6% 54.0% 40.0%
22 2009 41/43 2.0 3.5 63.5% 62.3% 44.6% 49.5% 49.1% 55.7% 43.8% 2007 20/21 0.6 3.1 71.1% 56.9% 42.2% 50.3% 43.1% 52.5% 43.3%
23 2010 21/23 2.7 4.4 60.6% 59.9% 41.6% 45.5% 43.5% 52.7% 43.1% 2008 19/21 0.8 3.4 68.3% 57.6% 42.7% 48.2% 45.4% 52.9% 44.6%
24 2011 23/24 1.5 3.8 64.8% 62.4% 43.3% 53.4% 60.9% 56.0% 46.7% — —/— — — — — — — — — —
25 2012 17/19 1.7 6.8 64.1% 61.2% 35.3% 50.6% 44.1% 51.9% 42.7% 2010 1/2 0.0 2.0 72.5% 48.6% 42.9% 44.4% 50.0% 47.1% 31.9%
27 2014 2/2 0.5 6.0 63.1% 68.8% 28.9% 54.5% 49.2% 53.9% 42.4% — —/— — — — — — — — — —
28 2015 14/22 1.5 5.3 69.1% 62.2% 47.4% 59.2% 56.9% 57.6% 39.7% — —/— — — — — — — — — —
29 2016 31/31 2.5 4.5 64.8% 62.1% 43.6% 51.6% 52.0% 55.3% 44.4% — —/— — — — — — — — — —
30 2017 26/27 2.5 5.1 62.8% 62.7% 43.7% 47.0% 57.8% 55.6% 45.0% — —/— — — — — — — — — —
31 2018 14/16 2.1 5.7 60.0% 60.4% 41.8% 50.4% 40.5% 53.0% 39.3% — —/— — — — — — — — — —
32 2019 2/2 2.5 7.5 48.6% 58.1% 32.0% 37.5% 34.1% 44.6% 41.0% — —/— — — — — — — — — —
33 2020 13/13 2.1 6.0 59.6% 64.5% 40.3% 55.8% 53.2% 54.5% 41.4% — —/— — — — — — — — — —
34 2021 3/3 2.0 3.3 58.4% 51.7% 41.3% 47.5% 33.2% 47.4% 37.3% — —/— — — — — — — — — —
36 2023 2/2 0.0 5.0 61.7% 54.7% 35.4% 54.2% 69.0% 47.4% 38.7% — —/— — — — — — — — — —
37 2024 1/1 1.0 5.0 60.3% 70.5% 65.5% 60.0% 25.0% 68.5% 31.8% — —/— — — — — — — — — —
Career — 282/328 2.2 4.6 61.5% 62.4% 43.3% 51.1% 50.1% 55.0% 42.8% — 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 Kateryna Volodko 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
16 2003 1493 99.7 — — — — — — — 33.3% -1.00 — 0–1 — +0.13 2001 1479 102.7 — — — — — — — 33.3% -1.17 0–2 — — -0.03
17 2004 1470 92.7 — — — — — — — 0.0% -4.00 — 0–1 — -0.06 2002 1502 120.5 — — — — +25 — — 37.5% -0.50 — 1–1 — -0.26
18 2005 1535 114.5 -0.65 -1.39 0.888 47.3% +53 -74 — 48.4% 0.00 2–1 (67%) 1–2 (33%) 101.2 +0.22 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 2006 1530 109.9 -0.47 -1.41 0.933 48.7% +34 -81 — 39.4% -0.76 2–3 (40%) 1–2 (33%) — +0.19 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 2007 1623 134.3 -0.20 +0.29 0.974 49.7% -9 -92 — 40.5% -0.53 6–6 (50%) 3–5 (38%) 102.9 -1.23 2005 1529 99.7 -1.98 -1.34 0.341 24.0% +12 — — 25.0% -2.25 0–2 — — -0.09
21 2008 1641 129.4 +1.11 -2.53 0.922 48.7% -55 -111 +64 44.9% -0.41 5–5 (50%) 5–4 (56%) 101.4 -0.94 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 2009 1771 139.2 +0.57 +0.61 0.989 49.9% -80 -106 -46 53.5% +0.09 8–7 (53%) 8–3 (73%) 107.1 -0.90 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 2010 1667 123.1 -2.00 -0.23 0.911 47.7% -7 -36 — 37.5% -0.85 2–4 (33%) 2–5 (29%) 96.2 -0.17 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 2011 1721 131.2 +0.20 +2.11 1.061 51.5% -32 -47 -19 62.0% +0.92 1–3 (25%) 0–1 — -1.37 — — — — — — — — — — — — — — — —
25 2012 1656 118.5 -1.96 -0.33 0.888 47.3% +28 -33 +55 36.4% -0.91 4–2 (67%) 3–5 (38%) 101.9 -1.12 2010 1552 102.9 -1.56 +0.46 0.603 39.8% — — — 0.0% -4.25 — — — -0.09
27 2014 1617 101.3 -2.50 -3.04 0.919 47.8% — — — 33.3% -0.67 0–2 — — +0.07 — — — — — — — — — — — — — — — —
28 2015 1605 129.5 -0.14 -0.79 0.935 49.1% +30 -35 — 40.8% -0.22 3–4 (43%) 1–7 (13%) 94.1 -1.36 — — — — — — — — — — — — — — — —
29 2016 1673 127.0 -0.24 +0.59 0.993 49.8% +20 -110 +22 44.9% -0.05 9–7 (56%) 3–6 (33%) 98.5 -1.35 — — — — — — — — — — — — — — — —
30 2017 1653 121.1 -0.88 +1.50 1.012 50.3% +65 -155 — 48.3% -0.15 3–7 (30%) 2–4 (33%) 95.5 +1.05 — — — — — — — — — — — — — — — —
31 2018 1587 117.1 -1.92 -1.90 0.835 46.5% +93 -154 +97 34.2% -0.89 3–5 (38%) 3–1 (75%) 100.9 -0.30 — — — — — — — — — — — — — — — —
32 2019 1555 96.1 -2.89 -0.91 0.739 42.9% — — — 0.0% -2.75 — 0–1 — +0.17 — — — — — — — — — — — — — — — —
33 2020 1520 114.3 -2.12 -1.71 0.910 48.5% +80 — — 38.7% -0.32 3–2 (60%) 1–4 (20%) 98.3 +0.76 — — — — — — — — — — — — — — — —
34 2021 1535 102.9 -0.85 -0.91 0.710 42.6% — — — 40.0% -1.60 1–0 — — +0.05 — — — — — — — — — — — — — — — —
35 2022 1550 102.4 — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
36 2023 1553 107.2 -1.05 +0.97 0.736 44.2% — — — 20.0% -1.80 0–1 — — -0.28 — — — — — — — — — — — — — — — —
37 2024 1543 102.6 -0.34 -0.32 1.010 48.4% — — — 33.3% -1.00 0–1 — — +0.29 — — — — — — — — — — — — — — — —
Career — 1802 130.3 -0.44 -0.15 0.950 49.0% +5 -92 +35 44.0% -0.33 52–60 (46%) 33–52 (39%) 94.5 -1.88 — 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.