H2H data updated: 2026-09-14 00:00 UTC

Karin Knapp vs Nicole Vaidisova H2H: 0-1

Nicole Vaidisova holds a 1–0 lead over Karin Knapp in their WTA head-to-head. Across 1 main-draw meeting, Nicole Vaidisova leads 1–0 on grass. Most recently, Nicole Vaidisova won the 2007 Wimbledon first round 7-6(6) 6-2.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Karin Knapp
Italy Age 39 Right-Handed 180 cm / 5'11"
H2H
0 – 1
1 main-draw meetings
Nicole Vaidisova
CZE Age 37 Right-Handed 183 cm / 6'0"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Nicole Vaidisova #10 7-6(6) 6-2 Karin Knapp #65 Match data Jun 27, 2007* R128 Wimbledon Grand Slam Grass

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
Karin Knapp #971 #33 1,420 1,710 103 118 46.6% 0 0 0 0 2 2
Nicole Vaidisova #832 #7 1,981 2,006 155 85 64.6% 0 0 0 0 6 6

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 Karin Knapp Nicole Vaidisova
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 — — — — — — — 2004 14–5 73.7% #75 1,672 0 2
16 — — — — — — — 2005 45–14 76.3% #15 1,948 0 5
17 — — — — — — — 2006 35–17 67.3% #10 1,936 0 6
18 — — — — — — — 2007 35–14 71.4% #12 1,954 0 6
19 2006 3–4 42.9% #122 1,513 0 0 2008 17–19 47.2% #41 1,703 0 6
20 2007 14–14 50.0% #50 1,587 0 0 2009 7–12 36.8% #175 1,575 0 6
21 2008 11–14 44.0% #80 1,603 0 0 2010 1–1 50.0% #666 1,576 0 6
22 2009 3–6 33.3% #205 1,555 0 0 — — — — — — —
24 2011 0–3 0.0% #164 1,530 0 0 — — — — — — —
25 2012 7–7 50.0% #120 1,561 0 0 — — — — — — —
26 2013 20–15 57.1% #41 1,680 0 0 2015 1–3 25.0% #261 1,564 0 6
27 2014 18–24 42.9% #54 1,644 0 1 — — — — — — —
28 2015 22–20 52.4% #51 1,704 0 2 — — — — — — —
29 2016 5–10 33.3% #147 1,637 0 2 — — — — — — —
30 2017 0–1 0.0% #966 1,617 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 Karin Knapp Nicole Vaidisova
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 %
15 — — — — — — — — — — — — — — — — — 2004 12 4 16 75.0% 2 1 3 66.7% — — — — — — — —
16 — — — — — — — — — — — — — — — — — 2005 35 8 43 81.4% 7 3 10 70.0% 3 3 6 50.0% — — — —
17 — — — — — — — — — — — — — — — — — 2006 16 10 26 61.5% 11 4 15 73.3% 3 1 4 75.0% 5 2 7 71.4%
18 — — — — — — — — — — — — — — — — — 2007 24 9 33 72.7% 4 2 6 66.7% 6 2 8 75.0% 1 1 2 50.0%
19 2006 1 2 3 33.3% 2 2 4 50.0% — — — — — — — — 2008 11 13 24 45.8% 0 3 3 0.0% 6 3 9 66.7% — — — —
20 2007 3 5 8 37.5% 11 7 18 61.1% 0 2 2 0.0% — — — — 2009 5 6 11 45.5% 2 4 6 33.3% 0 1 1 0.0% 0 1 1 0.0%
21 2008 7 8 15 46.7% 4 5 9 44.4% — — — — 0 1 1 0.0% 2010 1 1 2 50.0% — — — — — — — — — — — —
22 2009 3 4 7 42.9% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
24 2011 0 2 2 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
25 2012 1 2 3 33.3% 6 4 10 60.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
26 2013 6 6 12 50.0% 11 8 19 57.9% 3 1 4 75.0% — — — — 2015 1 3 4 25.0% — — — — — — — — — — — —
27 2014 13 15 28 46.4% 4 7 11 36.4% 0 1 1 0.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
28 2015 10 13 23 43.5% 12 4 16 75.0% 0 3 3 0.0% — — — — — — — — — — — — — — — — — — — — —
29 2016 0 4 4 0.0% 5 5 10 50.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
30 2017 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 44 62 106 41.5% 55 45 100 55.0% 3 9 12 25.0% 1 2 3 33.3% — 105 54 159 66.0% 26 17 43 60.5% 18 10 28 64.3% 6 4 10 60.0%

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 191/221 of Karin Knapp's and 161/240 of Nicole Vaidisova'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 Karin Knapp Nicole Vaidisova
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 — —/— — — — — — — — — — 2004 1/19 1.0 2.0 51.2% 50.0% 33.3% 14.3% 50.0% 41.9% 39.6%
16 — —/— — — — — — — — — — 2005 17/59 7.0 3.2 61.5% 67.6% 52.6% 54.1% 45.8% 61.8% 44.7%
17 — —/— — — — — — — — — — 2006 41/52 5.4 3.5 62.1% 68.7% 48.3% 55.4% 42.2% 60.8% 44.3%
18 — —/— — — — — — — — — — 2007 48/49 6.3 3.4 61.5% 73.7% 49.9% 59.5% 48.0% 64.6% 44.0%
19 2006 2/7 2.5 4.5 56.9% 69.2% 46.9% 37.5% 67.9% 60.1% 43.1% 2008 31/36 5.2 3.6 61.0% 70.9% 44.7% 49.4% 42.8% 60.6% 40.7%
20 2007 19/28 3.0 6.3 54.6% 65.6% 42.6% 50.6% 36.5% 55.0% 44.6% 2009 18/19 3.3 4.8 56.2% 63.8% 37.8% 48.5% 47.7% 52.5% 41.8%
21 2008 21/25 2.1 5.0 60.9% 60.3% 40.5% 48.7% 51.3% 52.6% 43.1% 2010 2/2 5.0 3.0 65.2% 77.4% 35.4% 55.0% 45.8% 62.3% 40.1%
22 2009 8/9 0.8 5.3 50.2% 59.7% 41.0% 49.3% 44.6% 49.7% 43.9% — —/— — — — — — — — — —
24 2011 3/3 1.0 10.7 59.1% 60.2% 39.8% 51.3% 49.7% 51.6% 41.5% — —/— — — — — — — — — —
25 2012 14/14 1.6 6.0 59.3% 60.0% 40.5% 49.9% 43.5% 52.0% 44.1% — —/— — — — — — — — — —
26 2013 29/35 2.9 5.0 56.6% 67.7% 43.8% 54.9% 50.9% 57.4% 46.7% 2015 3/4 6.3 2.3 63.6% 59.4% 44.6% 48.1% 53.3% 53.7% 41.5%
27 2014 39/42 3.6 4.7 57.7% 65.5% 43.2% 50.6% 51.2% 55.9% 41.9% — —/— — — — — — — — — —
28 2015 41/42 2.5 4.2 64.1% 61.4% 48.0% 52.5% 49.5% 56.7% 43.8% — —/— — — — — — — — — —
29 2016 14/15 2.7 4.9 56.1% 61.7% 41.1% 46.8% 45.0% 52.8% 40.7% — —/— — — — — — — — — —
30 2017 1/1 3.0 5.0 48.1% 60.0% 29.6% 58.3% 50.0% 44.2% 44.7% — —/— — — — — — — — — —
Career — 191/221 2.6 5.1 58.6% 63.4% 43.5% 51.0% 48.2% 55.0% 43.6% — 161/240 5.6 3.6 61.0% 69.8% 47.0% 54.2% 45.3% 60.9% 43.1%

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 Karin Knapp Nicole Vaidisova
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
15 — — — — — — — — — — — — — — — — 2004 1672 120.2 -1.78 -0.72 0.682 40.6% +8 -112 — 60.5% +0.53 7–0 (100%) 1–0 — +0.63
16 — — — — — — — — — — — — — — — — 2005 1948 146.7 +3.98 +0.60 1.172 53.0% 0 -245 -351 67.2% +1.49 16–2 (89%) 8–9 (47%) 110.8 -0.34
17 — — — — — — — — — — — — — — — — 2006 1937 151.5 +4.00 +0.94 1.131 52.3% -11 -77 -249 63.2% +0.93 11–8 (58%) 4–7 (36%) 98.8 +0.48
18 — — — — — — — — — — — — — — — — 2007 1955 155.4 +7.77 +1.32 1.244 54.1% -8 -61 -138 70.1% +1.39 6–7 (46%) 6–4 (60%) 100.0 +0.64
19 2006 1513 108.6 -0.12 -2.10 1.081 52.1% -5 +47 — 47.1% +0.47 1–2 (33%) 2–4 (33%) 98.3 +0.25 2008 1703 127.8 +3.94 -2.60 1.033 50.4% +35 +79 +129 47.7% -0.15 7–7 (50%) 1–5 (17%) 92.1 -0.26
20 2007 1587 121.4 -0.55 -0.12 0.990 49.7% -69 +90 — 49.3% 0.00 6–7 (46%) 6–3 (67%) 101.3 +0.69 2009 1576 103.2 -2.86 -1.96 0.879 47.1% +83 +121 — 36.6% -1.02 2–1 (67%) 2–0 — +1.38
21 2008 1603 120.0 -1.76 -0.63 0.909 48.0% -25 +27 — 46.6% -0.74 3–5 (38%) 5–3 (63%) 99.5 +1.04 2010 1577 105.4 +1.21 +0.70 1.062 51.9% — — — 60.0% 0.00 0–1 — — +0.09
22 2009 1556 96.3 -3.79 -1.88 0.874 46.7% +5 — — 25.0% -1.75 — 1–1 — +1.05 — — — — — — — — — — — — — — — —
24 2011 1531 107.5 +1.01 -0.38 0.858 47.0% — — — 33.3% -1.11 0–3 (0%) 2–1 (67%) — -0.47 — — — — — — — — — — — — — — — —
25 2012 1562 108.4 -2.46 -0.27 0.918 48.2% -36 +93 — 45.7% -0.69 5–2 (71%) 1–1 — +0.13 — — — — — — — — — — — — — — — —
26 2013 1681 127.7 +1.14 +1.48 1.097 52.0% -86 -9 -89 57.3% +0.40 5–7 (42%) 5–1 (83%) 103.3 +0.66 2015 1565 115.0 -0.33 +1.19 0.897 48.2% +67 — — 33.3% -1.00 0–1 1–1 — -0.40
27 2014 1645 120.9 -0.61 -1.24 0.951 49.0% -13 -18 — 45.7% -0.48 4–8 (33%) 6–5 (55%) 97.7 +0.92 — — — — — — — — — — — — — — — —
28 2015 1704 130.8 -0.82 +1.99 1.010 50.4% -81 +81 -160 53.8% +0.27 6–5 (55%) 7–7 (50%) 102.7 -0.73 — — — — — — — — — — — — — — — —
29 2016 1637 105.2 -1.99 -0.46 0.862 46.9% -62 +121 — 36.4% -1.42 1–4 (20%) 2–0 — -0.47 — — — — — — — — — — — — — — — —
30 2017 1618 — -0.56 -4.07 0.802 44.4% — — — — — — — — +0.14 — — — — — — — — — — — — — — — —
Career — 1711 124.9 -0.85 +0.14 0.969 49.4% -43 +53 -119 48.2% -0.26 31–43 (42%) 37–26 (59%) 103.3 +1.45 — 2006 146.1 +4.19 0.00 1.102 51.8% +10 -78 -113 60.3% +0.77 49–27 (64%) 23–26 (47%) 103.4 +0.93

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.