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

Anna-Lena Groenefeld vs Sandra Zahlavova H2H: 1-0

Anna-Lena Groenefeld holds a 1–0 lead over Sandra Zahlavova in their WTA head-to-head. Across 1 main-draw meeting, Anna-Lena Groenefeld leads 1–0 on hard courts. Most recently, Anna-Lena Groenefeld won the 2007 Australian Open first round 6-4 6-1.

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Anna-Lena Groenefeld
GER Age 41 Right-Handed 180 cm / 5'11"
H2H
1 – 0
1 main-draw meetings
Sandra Zahlavova
CZE Age 40 Right-Handed 167 cm / 5'6"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Anna-Lena Groenefeld #19 6-4 6-1 Sandra Zahlavova #156 Match data Jan 17, 2007* R128 Australian Open Grand Slam 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
Anna-Lena Groenefeld #1,012 #14 1,365 1,856 109 130 45.6% 0 0 0 0 1 1
Sandra Zahlavova #857 #78 798 1,500 12 38 24.0% 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 Anna-Lena Groenefeld Sandra Zahlavova
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 2003 3–6 33.3% #118 1,515 0 0 — — — — — — —
19 2004 7–15 31.8% #68 1,478 0 0 — — — — — — —
20 2005 36–26 58.1% #21 1,790 0 0 — — — — — — —
21 2006 30–26 53.6% #19 1,656 0 1 2007 0–2 0.0% #177 1,473 0 0
22 2007 4–14 22.2% #204 1,527 0 1 2008 0–2 0.0% #167 1,462 0 0
23 2008 7–7 50.0% #76 1,597 0 1 2009 0–4 0.0% #96 1,413 0 0
24 2009 18–23 43.9% #65 1,655 0 1 2010 8–16 33.3% #95 1,470 0 0
25 2010 4–11 26.7% #166 1,563 0 1 2011 4–12 25.0% #178 1,456 0 0
26 2011 0–2 0.0% #266 1,542 0 1 — — — — — — —
27 — — — — — — — 2013 0–2 0.0% #261 1,429 0 0

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 Anna-Lena Groenefeld Sandra Zahlavova
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 2003 1 3 4 25.0% 1 2 3 33.3% — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — —
19 2004 3 9 12 25.0% 4 5 9 44.4% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
20 2005 27 16 43 62.8% 7 6 13 53.8% 1 3 4 25.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
21 2006 10 16 26 38.5% 18 6 24 75.0% 2 2 4 50.0% 0 2 2 0.0% 2007 0 1 1 0.0% 0 1 1 0.0% — — — — — — — —
22 2007 2 6 8 25.0% 2 6 8 25.0% 0 2 2 0.0% — — — — 2008 0 2 2 0.0% — — — — — — — — — — — —
23 2008 4 5 9 44.4% 3 2 5 60.0% — — — — — — — — 2009 0 2 2 0.0% 0 2 2 0.0% — — — — — — — —
24 2009 8 13 21 38.1% 10 8 18 55.6% 0 2 2 0.0% — — — — 2010 2 4 6 33.3% 4 9 13 30.8% 2 3 5 40.0% — — — —
25 2010 3 7 10 30.0% 1 3 4 25.0% 0 1 1 0.0% — — — — 2011 2 5 7 28.6% 2 5 7 28.6% 0 2 2 0.0% — — — —
26 2011 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
27 — — — — — — — — — — — — — — — — — 2013 — — — — 0 2 2 0.0% — — — — — — — —
Career — 58 76 134 43.3% 46 39 85 54.1% 3 11 14 21.4% 2 4 6 33.3% — 4 14 18 22.2% 6 19 25 24.0% 2 5 7 28.6% — — — —

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 140/230 of Anna-Lena Groenefeld's and 44/50 of Sandra Zahlavova'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 Anna-Lena Groenefeld Sandra Zahlavova
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 2004 3/22 2.3 3.3 58.5% 65.7% 58.7% 42.9% 40.3% 62.7% 48.0% — —/— — — — — — — — — —
20 2005 13/62 3.9 4.3 56.2% 70.4% 51.6% 58.5% 40.0% 62.2% 45.3% — —/— — — — — — — — — —
21 2006 40/56 3.2 5.1 58.9% 65.4% 45.4% 57.8% 44.8% 57.3% 42.9% 2007 1/2 0.0 3.0 65.0% 38.5% 38.1% 25.0% 21.4% 38.3% 45.7%
22 2007 16/18 4.6 8.0 52.4% 67.4% 39.9% 52.8% 43.4% 54.0% 38.2% 2008 1/2 0.0 1.0 66.0% 45.7% 55.6% 42.9% 12.5% 49.1% 31.0%
23 2008 13/14 5.1 5.3 47.4% 75.3% 47.4% 51.1% 46.9% 61.2% 41.4% 2009 4/4 0.3 4.8 51.7% 47.7% 39.1% 39.0% 39.1% 44.0% 36.9%
24 2009 39/41 3.6 5.4 58.2% 64.9% 46.1% 54.3% 54.9% 56.5% 41.2% 2010 23/24 0.7 2.7 65.1% 58.3% 42.7% 53.1% 49.5% 52.7% 42.7%
25 2010 14/15 2.8 7.0 55.0% 63.7% 38.6% 47.6% 48.2% 52.7% 40.9% 2011 13/16 1.1 2.5 58.0% 57.7% 47.2% 47.2% 38.9% 53.3% 41.9%
26 2011 2/2 1.5 4.0 52.6% 62.6% 38.3% 55.8% 25.0% 51.3% 27.9% — —/— — — — — — — — — —
27 — —/— — — — — — — — — — 2013 2/2 1.5 2.0 60.5% 51.7% 38.7% 58.5% 29.2% 46.1% 40.6%
Career — 140/239 3.6 5.6 56.1% 66.7% 45.2% 54.3% 47.1% 57.1% 41.7% — 44/50 0.8 2.8 61.6% 56.1% 43.7% 49.4% 43.0% 51.4% 41.6%

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 Anna-Lena Groenefeld Sandra Zahlavova
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 2003 1516 115.9 — — — — +21 +1 — 38.1% -0.48 1–2 (33%) 0–3 (0%) — -0.25 — — — — — — — — — — — — — — — —
19 2004 1478 112.5 +1.14 +0.30 1.285 54.6% +4 +58 — 34.1% -0.61 1–1 0–2 — +0.25 — — — — — — — — — — — — — — — —
20 2005 1790 139.1 +3.94 +1.05 1.197 53.3% -4 -165 -292 57.8% +0.52 8–4 (67%) 4–3 (57%) 105.9 +1.73 — — — — — — — — — — — — — — — —
21 2006 1656 132.8 +1.54 -0.91 1.005 50.2% -69 +191 -102 52.7% +0.15 10–9 (53%) 6–7 (46%) 98.7 +2.20 2007 1474 97.1 -3.80 -1.20 0.741 42.3% — — — 20.0% -1.60 0–1 — — +0.09
22 2007 1528 109.8 -1.58 -3.51 0.830 46.3% +7 +219 — 25.6% -1.23 1–2 (33%) 0–4 (0%) 95.2 +0.69 2008 1462 101.5 +1.15 -2.06 0.609 39.6% — — — 0.0% -3.75 — — — -0.12
23 2008 1597 128.6 +2.89 -1.21 1.066 50.8% -17 +136 — 51.7% +0.03 0–1 — — -1.01 2009 1414 89.9 -3.80 -2.44 0.659 40.6% — — — 11.1% -3.00 0–1 — — +0.29
24 2009 1655 128.8 +0.58 -2.14 0.947 48.9% -56 +88 — 46.3% -0.34 5–12 (29%) 4–6 (40%) 92.8 -1.96 2010 1470 108.9 -2.01 -0.85 0.901 47.7% +1 +10 +134 36.5% -1.02 1–3 (25%) 1–3 (25%) 96.5 -0.07
25 2010 1563 104.5 -2.32 -1.60 0.865 46.9% 0 +100 — 37.8% -1.51 1–6 (14%) 3–0 (100%) 97.3 -0.12 2011 1456 106.5 -2.21 -1.92 0.897 47.5% +5 +27 — 33.3% -1.25 0–4 (0%) 2–2 (50%) 96.2 -0.34
26 2011 1542 96.7 -0.53 -1.59 0.574 41.1% — — — 0.0% -3.75 — — — -0.26 — — — — — — — — — — — — — — — —
27 — — — — — — — — — — — — — — — — 2013 1429 94.0 -1.05 -3.23 0.754 43.5% — — — 20.0% -2.60 0–1 0–1 — +0.26
Career — 1857 131.7 +0.84 -1.45 0.971 49.4% -23 +88 -197 47.2% -0.19 27–37 (42%) 17–25 (40%) 92.3 +0.53 — 1500 103.5 -2.16 -1.45 0.856 46.5% +3 +16 +134 30.6% -1.45 1–10 (9%) 3–6 (33%) 90.3 +0.22

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.