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

Alexandra Dulgheru vs Klara Koukalova H2H: 1-2

Klara Koukalova holds a 2–1 lead over Alexandra Dulgheru in their WTA head-to-head. Across 3 main-draw meetings, Klara Koukalova leads 2–0 on hard courts, while Alexandra Dulgheru leads 1–0 on clay. Most recently, Klara Koukalova won the 2014 Florianopolis quarterfinal 6-3 5-2 RET.

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Alexandra Dulgheru
Romania Age 37 Right-Handed 172 cm / 5'8"
H2H
1 – 2
3 main-draw meetings
Klara Koukalova
CZE Age 44 Right-Handed 166 cm / 5'5"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Klara Koukalova #32 6-3 5-2 (ret.) Alexandra Dulgheru #141 Match data Mar 1, 2014* QF Florianopolis International → modern equivalent WTA 250 Hard
Alexandra Dulgheru #28 6-3 6-2 Klara Koukalova #33 Match data May 20, 2011* R16 Brussels Premier → modern equivalent WTA 500 Clay
Klara Koukalova #33 7-6(4) 6-2 Alexandra Dulgheru #28 Match data Feb 24, 2011* R32 Qatar Open Premier → 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
Alexandra Dulgheru #958 #26 2,160 1,833 81 106 43.3% 0 0 0 2 0 2
Klara Koukalova #566 #20 1,860 1,803 275 288 48.8% 0 0 0 0 3 3

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 Alexandra Dulgheru Klara Koukalova
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 — — — — — — — 2001 5–4 55.6% #139 1,519 0 0
20 2009 6–5 54.5% #52 1,586 0 1 2002 4–5 44.4% #117 1,527 0 0
21 2010 33–25 56.9% #29 1,724 0 2 2003 14–19 42.4% #63 1,537 0 0
22 2011 14–21 40.0% #65 1,629 0 2 2004 26–23 53.1% #46 1,611 0 0
23 2012 1–7 12.5% #233 1,549 0 2 2005 32–19 62.7% #35 1,764 0 2
24 2013 4–8 33.3% #164 1,537 0 2 2006 10–22 31.2% #117 1,546 0 2
25 2014 5–6 45.5% #83 1,545 0 2 2007 12–12 50.0% #63 1,578 0 2
26 2015 10–17 37.0% #69 1,550 0 2 2008 21–22 48.8% #72 1,574 0 2
27 2016 3–9 25.0% #276 1,505 0 2 2009 8–17 32.0% #90 1,533 0 2
28 2017 2–1 66.7% #188 1,535 0 2 2010 20–20 50.0% #41 1,656 0 2
29 2018 3–4 42.9% #147 1,524 0 2 2011 29–25 53.7% #41 1,713 0 2
30 — — — — — — — 2012 24–22 52.2% #28 1,721 0 2
31 — — — — — — — 2013 27–25 51.9% #35 1,675 0 2
32 2021 0–3 0.0% #361 1,494 0 2 2014 29–27 51.8% #40 1,611 0 3
33 — — — — — — — 2015 14–22 38.9% #99 1,549 0 3
34 — — — — — — — 2016 0–4 0.0% #400 1,486 0 3

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 Alexandra Dulgheru Klara Koukalova
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 %
19 — — — — — — — — — — — — — — — — — 2001 — — — — 5 3 8 62.5% — — — — 0 1 1 0.0%
20 2009 1 3 4 25.0% 5 2 7 71.4% — — — — — — — — 2002 0 2 2 0.0% 4 3 7 57.1% — — — — — — — —
21 2010 9 14 23 39.1% 19 8 27 70.4% 5 2 7 71.4% 0 1 1 0.0% 2003 3 6 9 33.3% 11 11 22 50.0% 0 1 1 0.0% 0 1 1 0.0%
22 2011 6 12 18 33.3% 6 7 13 46.2% 2 2 4 50.0% — — — — 2004 8 12 20 40.0% 13 9 22 59.1% 5 2 7 71.4% — — — —
23 2012 1 5 6 16.7% 0 2 2 0.0% — — — — — — — — 2005 16 11 27 59.3% 11 6 17 64.7% 5 1 6 83.3% 0 1 1 0.0%
24 2013 3 5 8 37.5% 1 3 4 25.0% — — — — — — — — 2006 4 11 15 26.7% 4 7 11 36.4% 1 3 4 25.0% 1 1 2 50.0%
25 2014 5 5 10 50.0% 0 1 1 0.0% — — — — — — — — 2007 5 7 12 41.7% 7 5 12 58.3% — — — — — — — —
26 2015 5 10 15 33.3% 5 5 10 50.0% 0 2 2 0.0% — — — — 2008 6 9 15 40.0% 15 10 25 60.0% 0 2 2 0.0% 0 1 1 0.0%
27 2016 3 5 8 37.5% 0 4 4 0.0% — — — — — — — — 2009 1 7 8 12.5% 7 9 16 43.8% 0 1 1 0.0% — — — —
28 2017 — — — — 2 1 3 66.7% — — — — — — — — 2010 12 11 23 52.2% 5 8 13 38.5% 3 1 4 75.0% — — — —
29 2018 — — — — 2 3 5 40.0% 1 1 2 50.0% — — — — 2011 16 15 31 51.6% 10 7 17 58.8% 2 2 4 50.0% 1 1 2 50.0%
30 — — — — — — — — — — — — — — — — — 2012 8 12 20 40.0% 8 6 14 57.1% 5 3 8 62.5% 3 1 4 75.0%
31 — — — — — — — — — — — — — — — — — 2013 17 16 33 51.5% 7 6 13 53.8% 2 2 4 50.0% 1 1 2 50.0%
32 2021 — — — — 0 3 3 0.0% — — — — — — — — 2014 18 17 35 51.4% 4 6 10 40.0% 6 3 9 66.7% 1 1 2 50.0%
33 — — — — — — — — — — — — — — — — — 2015 5 14 19 26.3% 6 5 11 54.5% 3 3 6 50.0% — — — —
34 — — — — — — — — — — — — — — — — — 2016 0 4 4 0.0% — — — — — — — — — — — —
Career — 33 59 92 35.9% 40 39 79 50.6% 8 7 15 53.3% 0 1 1 0.0% — 119 154 273 43.6% 117 101 218 53.7% 32 24 56 57.1% 7 9 16 43.8%

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 169/187 of Alexandra Dulgheru's and 66/96 of Klara Koukalova'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 Alexandra Dulgheru Klara Koukalova
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%
20 2009 9/11 0.9 1.8 74.2% 58.4% 52.3% 48.2% 61.0% 56.5% 51.0% — —/— — — — — — — — — —
21 2010 52/58 1.1 2.3 69.3% 58.1% 47.6% 48.6% 44.6% 55.2% 45.5% — —/— — — — — — — — — —
22 2011 32/35 1.0 4.3 66.1% 58.2% 35.7% 49.8% 48.8% 50.3% 42.0% — —/— — — — — — — — — —
23 2012 8/8 0.9 7.3 65.9% 61.1% 36.2% 53.4% 51.4% 52.6% 43.3% — —/— — — — — — — — — —
24 2013 11/12 1.8 5.0 66.8% 59.5% 45.1% 57.2% 46.3% 54.9% 42.9% — —/— — — — — — — — — —
25 2014 9/11 0.3 4.0 71.0% 58.2% 44.0% 50.6% 42.3% 54.0% 45.9% — —/— — — — — — — — — —
26 2015 23/27 0.7 4.2 72.7% 54.9% 44.6% 47.6% 47.4% 52.3% 40.3% — —/— — — — — — — — — —
27 2016 12/12 1.0 4.8 68.3% 52.1% 34.9% 39.5% 38.4% 46.3% 40.1% — —/— — — — — — — — — —
28 2017 3/3 0.0 0.7 84.4% 60.1% 59.9% 51.3% 55.4% 60.1% 46.8% — —/— — — — — — — — — —
29 2018 7/7 0.3 2.9 74.9% 55.9% 45.9% 56.6% 42.0% 53.5% 43.3% — —/— — — — — — — — — —
32 2021 3/3 0.7 1.3 68.6% 43.2% 48.5% 30.6% 15.1% 45.8% 36.1% 2014 31/56 1.8 5.0 55.4% 61.0% 41.7% 47.6% 48.1% 51.9% 43.5%
33 — —/— — — — — — — — — — 2015 31/36 0.7 5.5 55.6% 60.9% 46.7% 43.3% 48.1% 54.4% 42.6%
34 — —/— — — — — — — — — — 2016 4/4 0.3 7.3 56.6% 57.9% 44.2% 56.5% 65.5% 52.2% 36.5%
Career — 169/187 1.0 3.6 69.6% 57.2% 43.5% 49.0% 46.1% 53.0% 43.5% — 66/563 1.2 5.4 55.5% 60.8% 44.2% 46.1% 49.2% 53.1% 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 Alexandra Dulgheru Klara Koukalova
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
19 — — — — — — — — — — — — — — — — 2001 1520 104.0 — — — — — +55 — 47.8% +0.26 4–1 (80%) 0–1 — +1.03
20 2009 1586 124.6 +1.18 +2.95 1.172 53.7% -62 +50 — 53.8% +0.35 2–2 (50%) 1–3 (25%) 99.7 -0.74 2002 1527 105.4 — — — — — +71 — 50.0% -0.42 2–4 (33%) 1–0 — +0.68
21 2010 1724 133.7 -0.52 +1.39 1.014 50.3% -160 +129 -10 54.0% +0.13 15–10 (60%) 10–6 (63%) 108.4 +0.38 2003 1537 119.8 — — — — -60 +108 — 44.4% -0.35 7–8 (47%) 1–3 (25%) 99.1 +0.56
22 2011 1629 117.0 -3.56 -1.29 0.846 46.4% -66 +121 +61 38.9% -1.07 4–2 (67%) 4–4 (50%) 103.8 +0.26 2004 1612 117.6 — — — — -110 +85 +30 49.5% -0.07 8–7 (53%) 6–4 (60%) 103.5 +0.67
23 2012 1549 114.1 -1.49 -0.61 0.914 48.1% -27 — — 29.4% -0.82 0–3 (0%) 1–2 (33%) — -0.32 2005 1764 126.4 — — — — -90 +7 -18 55.5% +0.09 15–4 (79%) 9–2 (82%) 118.0 +1.13
24 2013 1538 116.2 -0.73 -0.10 0.951 48.9% -16 +126 — 44.4% -0.59 1–4 (20%) 3–2 (60%) 97.4 -0.06 2006 1547 107.1 — — — — +14 +77 +135 37.0% -1.05 2–7 (22%) 3–3 (50%) 92.0 +0.20
25 2014 1546 110.8 -1.32 +0.63 0.999 49.9% -1 — — 52.4% +0.24 2–1 (67%) 1–1 — +0.30 2007 1579 115.5 — — — — -13 +59 — 50.0% +0.06 3–5 (38%) 3–4 (43%) 98.3 +0.21
26 2015 1550 115.5 -3.47 -0.35 0.845 46.3% -8 +95 — 42.1% -0.95 5–4 (56%) 3–3 (50%) 101.9 -0.40 2008 1574 111.3 — — — — -45 +84 — 48.5% -0.08 10–9 (53%) 3–5 (38%) 100.5 +0.48
27 2016 1505 102.1 -5.07 -1.50 0.748 43.3% +31 +65 — 29.6% -2.08 1–2 (33%) 3–1 (75%) 100.7 -0.51 2009 1534 110.3 — — — — -72 +97 — 35.0% -0.95 5–5 (50%) 4–5 (44%) 100.5 -0.40
28 2017 1536 106.8 -0.11 +1.02 1.174 53.9% — +63 — 57.1% +1.28 1–0 — — +0.09 2010 1657 126.4 — — — — -49 -66 +4 46.2% -0.20 10–5 (67%) 5–6 (45%) 106.2 +0.89
29 2018 1525 109.8 -1.98 -0.24 0.932 48.5% — +52 — 45.0% -0.80 3–3 (50%) 2–0 — -0.02 2011 1713 131.7 — — — — -15 -60 -54 50.4% -0.03 13–6 (68%) 7–4 (64%) 109.2 +0.80
30 2019 1500 98.4 — — — — — — — — — — — — — 2012 1721 128.0 — — — — -45 -9 -3 51.0% +0.17 10–6 (63%) 5–7 (42%) 103.3 -0.68
31 — — — — — — — — — — — — — — — — 2013 1676 139.6 — — — — -9 +65 +31 51.7% +0.15 9–9 (50%) 6–9 (40%) 95.7 -1.87
32 2021 1495 101.3 -3.01 -1.91 0.666 40.4% — +44 — 0.0% -3.75 — — — -0.25 2014 1612 127.9 -2.87 -0.03 0.906 47.8% +13 +61 +151 50.8% -0.13 10–8 (56%) 11–4 (73%) 104.3 -0.55
33 — — — — — — — — — — — — — — — — 2015 1549 110.8 -2.79 +1.36 0.935 48.1% -28 +101 +170 40.5% -0.84 2–6 (25%) 3–4 (43%) 95.0 -0.51
34 — — — — — — — — — — — — — — — — 2016 1486 101.6 -2.24 -1.27 0.765 45.0% -28 — — 27.3% -1.55 0–3 (0%) 0–1 — +0.16
Career — 1834 124.6 -1.93 +0.16 0.926 48.3% -59 +101 +16 45.5% -0.50 34–31 (52%) 28–22 (56%) 108.8 -0.68 — 1804 125.9 -2.79 +0.55 0.910 47.8% -34 +51 +56 47.9% -0.19 110–93 (54%) 67–62 (52%) 106.6 +0.50

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.