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

Andrea Petkovic vs Karin Knapp H2H: 0-1

Karin Knapp holds a 1–0 lead over Andrea Petkovic in their WTA head-to-head. Across 1 main-draw meeting, Karin Knapp leads 1–0 on hard courts. Most recently, Karin Knapp won the 2013 Luxembourg round of 16 7-5 7-5.

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Andrea Petkovic
GER Age 39 Right-Handed 180 cm / 5'11"
H2H
0 – 1
1 main-draw meetings
Karin Knapp
Italy Age 39 Right-Handed 180 cm / 5'11"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Karin Knapp #48 7-5 7-5 Andrea Petkovic #40 Match data Oct 18, 2013* R16 Luxembourg International → 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
Andrea Petkovic #139 #9 4,640 1,988 279 228 55.0% 0 0 1 2 4 7
Karin Knapp #971 #33 1,420 1,710 103 118 46.6% 0 0 0 0 2 2

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 Andrea Petkovic Karin Knapp
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 2006 0–1 0.0% #242 1,497 0 0 — — — — — — —
19 2007 2–4 33.3% #93 1,502 0 0 2006 3–4 42.9% #122 1,513 0 0
20 2008 0–1 0.0% #378 1,500 0 0 2007 14–14 50.0% #50 1,587 0 0
21 2009 11–8 57.9% #55 1,614 0 1 2008 11–14 44.0% #80 1,603 0 0
22 2010 33–24 57.9% #32 1,787 0 1 2009 3–6 33.3% #205 1,555 0 0
23 2011 50–17 74.6% #10 1,973 0 2 — — — — — — —
24 2012 9–9 50.0% #125 1,855 0 2 2011 0–3 0.0% #164 1,530 0 0
25 2013 19–14 57.6% #43 1,801 0 2 2012 7–7 50.0% #120 1,561 0 0
26 2014 39–22 63.9% #13 1,828 0 5 2013 20–15 57.1% #41 1,680 0 0
27 2015 29–25 53.7% #24 1,689 0 6 2014 18–24 42.9% #54 1,644 0 1
28 2016 19–20 48.7% #55 1,694 0 6 2015 22–20 52.4% #51 1,704 0 2
29 2017 12–21 36.4% #99 1,648 0 6 2016 5–10 33.3% #147 1,637 0 2
30 2018 16–14 53.3% #64 1,725 0 6 2017 0–1 0.0% #966 1,617 0 2
31 2019 16–19 45.7% #78 1,716 0 6 — — — — — — —
32 2020 0–1 0.0% #102 1,700 0 6 — — — — — — —
33 2021 16–16 50.0% #75 1,729 0 7 — — — — — — —
34 2022 8–12 40.0% #139 1,708 0 7 — — — — — — —

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 Andrea Petkovic Karin Knapp
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 %
18 2006 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
19 2007 1 2 3 33.3% 1 2 3 33.3% — — — — — — — — 2006 1 2 3 33.3% 2 2 4 50.0% — — — — — — — —
20 2008 0 1 1 0.0% — — — — — — — — — — — — 2007 3 5 8 37.5% 11 7 18 61.1% 0 2 2 0.0% — — — —
21 2009 6 6 12 50.0% 5 2 7 71.4% — — — — — — — — 2008 7 8 15 46.7% 4 5 9 44.4% — — — — 0 1 1 0.0%
22 2010 21 14 35 60.0% 6 6 12 50.0% 4 3 7 57.1% 2 1 3 66.7% 2009 3 4 7 42.9% 0 2 2 0.0% — — — — — — — —
23 2011 33 10 43 76.7% 13 4 17 76.5% 2 2 4 50.0% 2 1 3 66.7% — — — — — — — — — — — — — — — — —
24 2012 8 8 16 50.0% 1 1 2 50.0% — — — — — — — — 2011 0 2 2 0.0% 0 1 1 0.0% — — — — — — — —
25 2013 12 9 21 57.1% 6 4 10 60.0% 1 1 2 50.0% — — — — 2012 1 2 3 33.3% 6 4 10 60.0% 0 1 1 0.0% — — — —
26 2014 15 14 29 51.7% 19 5 24 79.2% 3 2 5 60.0% 2 1 3 66.7% 2013 6 6 12 50.0% 11 8 19 57.9% 3 1 4 75.0% — — — —
27 2015 19 18 37 51.4% 6 4 10 60.0% 4 3 7 57.1% — — — — 2014 13 15 28 46.4% 4 7 11 36.4% 0 1 1 0.0% 1 1 2 50.0%
28 2016 13 12 25 52.0% 2 5 7 28.6% 4 3 7 57.1% — — — — 2015 10 13 23 43.5% 12 4 16 75.0% 0 3 3 0.0% — — — —
29 2017 10 12 22 45.5% 1 7 8 12.5% 1 2 3 33.3% — — — — 2016 0 4 4 0.0% 5 5 10 50.0% 0 1 1 0.0% — — — —
30 2018 13 9 22 59.1% 2 4 6 33.3% 1 1 2 50.0% — — — — 2017 0 1 1 0.0% — — — — — — — — — — — —
31 2019 10 11 21 47.6% 5 5 10 50.0% 1 3 4 25.0% — — — — — — — — — — — — — — — — — — — — —
32 2020 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
33 2021 5 9 14 35.7% 9 4 13 69.2% 2 3 5 40.0% — — — — — — — — — — — — — — — — — — — — —
34 2022 4 6 10 40.0% 3 3 6 50.0% 1 3 4 25.0% — — — — — — — — — — — — — — — — — — — — —
Career — 170 142 312 54.5% 79 57 136 58.1% 24 26 50 48.0% 6 3 9 66.7% — 44 62 106 41.5% 55 45 100 55.0% 3 9 12 25.0% 1 2 3 33.3%

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 452/505 of Andrea Petkovic's and 191/221 of Karin Knapp'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 Andrea Petkovic Karin Knapp
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%
19 2007 3/6 1.7 2.3 72.7% 59.0% 67.8% 57.1% 38.9% 60.9% 42.0% 2006 2/7 2.5 4.5 56.9% 69.2% 46.9% 37.5% 67.9% 60.1% 43.1%
20 — —/— — — — — — — — — — 2007 19/28 3.0 6.3 54.6% 65.6% 42.6% 50.6% 36.5% 55.0% 44.6%
21 2009 18/19 3.1 2.5 64.4% 64.3% 48.7% 51.8% 45.7% 58.4% 46.5% 2008 21/25 2.1 5.0 60.9% 60.3% 40.5% 48.7% 51.3% 52.6% 43.1%
22 2010 53/57 3.9 2.8 63.6% 62.9% 48.4% 58.6% 46.9% 57.5% 44.4% 2009 8/9 0.8 5.3 50.2% 59.7% 41.0% 49.3% 44.6% 49.7% 43.9%
23 2011 56/67 2.2 2.1 70.0% 62.7% 50.3% 56.4% 50.6% 59.0% 48.2% — —/— — — — — — — — — —
24 2012 18/18 1.1 1.9 74.6% 57.5% 48.1% 47.6% 43.6% 55.2% 46.9% 2011 3/3 1.0 10.7 59.1% 60.2% 39.8% 51.3% 49.7% 51.6% 41.5%
25 2013 32/33 2.2 3.2 66.8% 63.7% 47.7% 55.2% 53.4% 58.3% 47.2% 2012 14/14 1.6 6.0 59.3% 60.0% 40.5% 49.9% 43.5% 52.0% 44.1%
26 2014 52/61 1.8 2.7 68.3% 61.4% 46.8% 48.8% 51.1% 56.9% 46.4% 2013 29/35 2.9 5.0 56.6% 67.7% 43.8% 54.9% 50.9% 57.4% 46.7%
27 2015 40/54 1.6 3.1 66.0% 61.4% 50.5% 51.1% 49.4% 57.6% 45.3% 2014 39/42 3.6 4.7 57.7% 65.5% 43.2% 50.6% 51.2% 55.9% 41.9%
28 2016 38/39 1.9 3.9 64.0% 62.4% 44.9% 48.5% 47.6% 56.1% 45.2% 2015 41/42 2.5 4.2 64.1% 61.4% 48.0% 52.5% 49.5% 56.7% 43.8%
29 2017 29/33 0.5 3.3 69.4% 56.2% 42.3% 48.1% 42.0% 52.1% 46.1% 2016 14/15 2.7 4.9 56.1% 61.7% 41.1% 46.8% 45.0% 52.8% 40.7%
30 2018 26/30 1.4 3.8 66.1% 60.2% 47.0% 58.6% 47.7% 55.6% 44.4% 2017 1/1 3.0 5.0 48.1% 60.0% 29.6% 58.3% 50.0% 44.2% 44.7%
31 2019 35/35 2.0 3.9 63.0% 60.8% 44.2% 50.1% 44.5% 54.7% 43.1% — —/— — — — — — — — — —
32 2020 1/1 2.0 6.0 63.5% 54.5% 15.8% 14.3% 50.0% 40.4% 39.7% — —/— — — — — — — — — —
33 2021 32/32 2.5 3.8 64.5% 60.6% 47.6% 49.0% 50.7% 56.0% 44.7% — —/— — — — — — — — — —
34 2022 19/20 2.7 3.5 64.9% 61.1% 44.2% 49.2% 42.7% 55.3% 39.5% — —/— — — — — — — — — —
Career — 452/507 2.1 3.1 66.5% 61.4% 47.3% 52.2% 48.0% 56.6% 45.4% — 191/221 2.6 5.1 58.6% 63.4% 43.5% 51.0% 48.2% 55.0% 43.6%

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 Andrea Petkovic Karin Knapp
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
18 2006 1497 107.0 — — — — — — — 0.0% -2.50 — — — -0.31 — — — — — — — — — — — — — — — —
19 2007 1503 107.1 +1.50 +0.78 1.075 51.4% +9 +35 — 35.7% -0.50 1–1 — — +0.06 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
20 2008 1501 — — — — — — — — — — — — — -0.24 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
21 2009 1614 128.0 +1.55 +1.69 1.118 52.5% -54 +32 — 55.0% +0.52 2–4 (33%) 1–2 (33%) 98.7 +0.67 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
22 2010 1788 148.0 +2.10 +1.40 1.046 50.9% -23 -95 -103 54.8% +0.44 13–10 (57%) 7–6 (54%) 106.9 -2.09 2009 1556 96.3 -3.79 -1.88 0.874 46.7% +5 — — 25.0% -1.75 — 1–1 — +1.05
23 2011 1974 155.4 +3.70 +4.59 1.176 53.6% -8 -117 -298 67.6% +1.21 14–6 (70%) 6–5 (55%) 107.7 +0.95 — — — — — — — — — — — — — — — —
24 2012 1855 137.0 +0.30 +1.98 1.047 50.8% +13 — — 51.3% +0.38 3–2 (60%) 3–1 (75%) 100.8 -1.34 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 2013 1802 138.0 +2.53 +2.59 1.133 52.5% +13 +56 — 56.6% +0.67 7–7 (50%) 4–6 (40%) 97.4 -1.81 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 2014 1828 145.1 +0.94 +2.73 1.076 51.6% -34 +124 -137 59.4% +0.64 14–7 (67%) 8–7 (53%) 104.6 +0.56 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
27 2015 1690 138.2 -0.26 +3.30 1.069 51.5% +6 +218 +14 52.9% +0.33 10–9 (53%) 5–8 (38%) 95.7 +3.27 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 2016 1695 134.5 0.00 +1.98 1.029 50.5% +17 +124 +6 52.3% +0.25 6–8 (43%) 2–5 (29%) 96.2 +0.16 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 2017 1649 122.9 -3.25 +1.84 0.962 49.0% +30 +25 +34 40.8% -0.36 5–9 (36%) 3–1 (75%) 94.0 +0.52 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 2018 1725 133.1 -0.84 +0.44 1.000 50.1% +4 -68 — 52.9% +0.19 6–4 (60%) 5–6 (45%) 102.8 -0.49 2017 1618 — -0.56 -4.07 0.802 44.4% — — — — — — — — +0.14
31 2019 1716 128.9 -1.22 -0.16 0.950 49.1% -1 -46 -56 48.0% -0.12 5–4 (56%) 3–2 (60%) 103.2 -0.57 — — — — — — — — — — — — — — — —
32 2020 1700 98.6 -0.48 +2.36 0.665 40.0% — — — 0.0% -3.00 — — — -0.03 — — — — — — — — — — — — — — — —
33 2021 1730 129.0 -0.07 +1.75 1.016 50.4% -44 +70 -86 47.8% -0.01 4–5 (44%) 3–5 (38%) 97.4 -2.21 — — — — — — — — — — — — — — — —
34 2022 1709 124.6 -1.01 -1.99 0.884 47.5% -28 +78 -115 45.2% -0.67 1–3 (25%) 3–1 (75%) 98.7 -1.76 — — — — — — — — — — — — — — — —
Career — 1989 144.1 +0.65 +2.02 1.047 51.0% -6 +34 -75 54.0% +0.36 91–79 (54%) 53–55 (49%) 102.0 -0.93 — 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

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.