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

Anna-Lena Groenefeld vs Ai Sugiyama H2H: 1-1

Anna-Lena Groenefeld and Ai Sugiyama are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, Ai Sugiyama leads 1–0 on clay, while Anna-Lena Groenefeld leads 1–0 on hard courts. Most recently, Anna-Lena Groenefeld won the 2005 China Open round of 16 6-2 6-3.

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Anna-Lena Groenefeld
GER Age 41 Right-Handed 180 cm / 5'11"
H2H
1 – 1
2 main-draw meetings
Ai Sugiyama
JPN Age 51 Right-Handed 163 cm / 5'4"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Anna-Lena Groenefeld #30 6-2 6-3 Ai Sugiyama #32 Match data Sep 23, 2005* R16 China Open Tier II → modern equivalent WTA 500 Hard
Ai Sugiyama #24 6-2 6-4 Anna-Lena Groenefeld #45 Match data Apr 14, 2005* R32 Charleston Open Tier I → modern equivalent WTA 1000 Clay

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
Ai Sugiyama #97 #8 2,400 1,951 416 366 53.2% 0 0 0 2 4 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 Anna-Lena Groenefeld Ai Sugiyama
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 — — — — — — — 1992 1–4 20.0% #184 1,477 0 0
17 — — — — — — — 1993 3–8 27.3% #145 1,486 0 0
18 2003 3–6 33.3% #118 1,515 0 0 1994 9–11 45.0% #72 1,556 0 0
19 2004 7–15 31.8% #68 1,478 0 0 1995 16–17 48.5% #46 1,665 0 0
20 2005 36–26 58.1% #21 1,790 0 0 1996 24–19 55.8% #28 1,751 0 0
21 2006 30–26 53.6% #19 1,656 0 1 1997 31–25 55.4% #21 1,837 0 1
22 2007 4–14 22.2% #204 1,527 0 1 1998 37–21 63.8% #18 1,862 0 3
23 2008 7–7 50.0% #76 1,597 0 1 1999 27–23 54.0% #24 1,807 0 3
24 2009 18–23 43.9% #65 1,655 0 1 2000 20–25 44.4% #32 1,679 0 3
25 2010 4–11 26.7% #166 1,563 0 1 2001 28–25 52.8% #30 1,718 0 3
26 2011 0–2 0.0% #266 1,542 0 1 2002 35–26 57.4% #24 1,755 0 3
27 — — — — — — — 2003 44–25 63.8% #10 1,915 0 5
28 — — — — — — — 2004 33–23 58.9% #17 1,808 0 6
29 — — — — — — — 2005 28–27 50.9% #29 1,741 0 6
30 — — — — — — — 2006 28–25 52.8% #26 1,743 0 6
31 — — — — — — — 2007 17–21 44.7% #38 1,633 0 6
32 — — — — — — — 2008 26–22 54.2% #31 1,713 0 6
33 — — — — — — — 2009 9–19 32.1% #97 1,627 0 6

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 Ai Sugiyama
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 — — — — — — — — — — — — — — — — — 1992 0 3 3 0.0% — — — — — — — — 1 1 2 50.0%
17 — — — — — — — — — — — — — — — — — 1993 2 3 5 40.0% — — — — 0 2 2 0.0% 1 3 4 25.0%
18 2003 1 3 4 25.0% 1 2 3 33.3% — — — — 1 1 2 50.0% 1994 6 7 13 46.2% — — — — 0 2 2 0.0% 3 2 5 60.0%
19 2004 3 9 12 25.0% 4 5 9 44.4% 0 1 1 0.0% — — — — 1995 5 8 13 38.5% 6 4 10 60.0% 0 2 2 0.0% 5 3 8 62.5%
20 2005 27 16 43 62.8% 7 6 13 53.8% 1 3 4 25.0% 1 1 2 50.0% 1996 19 11 30 63.3% 0 3 3 0.0% 4 2 6 66.7% 1 3 4 25.0%
21 2006 10 16 26 38.5% 18 6 24 75.0% 2 2 4 50.0% 0 2 2 0.0% 1997 19 13 32 59.4% 3 5 8 37.5% 2 2 4 50.0% 7 5 12 58.3%
22 2007 2 6 8 25.0% 2 6 8 25.0% 0 2 2 0.0% — — — — 1998 24 9 33 72.7% 6 5 11 54.5% 1 2 3 33.3% 6 5 11 54.5%
23 2008 4 5 9 44.4% 3 2 5 60.0% — — — — — — — — 1999 18 11 29 62.1% 3 4 7 42.9% 2 2 4 50.0% 4 6 10 40.0%
24 2009 8 13 21 38.1% 10 8 18 55.6% 0 2 2 0.0% — — — — 2000 11 13 24 45.8% 6 5 11 54.5% 1 2 3 33.3% 2 5 7 28.6%
25 2010 3 7 10 30.0% 1 3 4 25.0% 0 1 1 0.0% — — — — 2001 20 14 34 58.8% 4 6 10 40.0% 2 3 5 40.0% 2 2 4 50.0%
26 2011 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — 2002 26 16 42 61.9% 4 6 10 40.0% 5 3 8 62.5% 0 1 1 0.0%
27 — — — — — — — — — — — — — — — — — 2003 29 16 45 64.4% 7 4 11 63.6% 4 2 6 66.7% 4 3 7 57.1%
28 — — — — — — — — — — — — — — — — — 2004 22 14 36 61.1% 5 5 10 50.0% 5 2 7 71.4% 1 2 3 33.3%
29 — — — — — — — — — — — — — — — — — 2005 20 17 37 54.1% 7 6 13 53.8% 1 3 4 25.0% 0 1 1 0.0%
30 — — — — — — — — — — — — — — — — — 2006 22 18 40 55.0% 1 3 4 25.0% 5 3 8 62.5% 0 1 1 0.0%
31 — — — — — — — — — — — — — — — — — 2007 10 15 25 40.0% 3 2 5 60.0% 2 3 5 40.0% 2 1 3 66.7%
32 — — — — — — — — — — — — — — — — — 2008 20 15 35 57.1% 4 5 9 44.4% 2 2 4 50.0% — — — —
33 — — — — — — — — — — — — — — — — — 2009 7 13 20 35.0% 0 4 4 0.0% 2 2 4 50.0% — — — —
Career — 58 76 134 43.3% 46 39 85 54.1% 3 11 14 21.4% 2 4 6 33.3% — 280 216 496 56.5% 59 67 126 46.8% 38 39 77 49.4% 39 44 83 47.0%

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 Ai Sugiyama
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 — — — — — — — — — — — — — — — — 1992 1478 102.6 — — — — +34 — — 30.8% -1.31 1–2 (33%) 0–2 — +0.31
17 — — — — — — — — — — — — — — — — 1993 1487 125.5 — — — — +44 — — 37.0% -0.89 1–4 (20%) — — -0.26
18 2003 1516 115.9 — — — — +21 +1 — 38.1% -0.48 1–2 (33%) 0–3 (0%) — -0.25 1994 1557 120.7 — — — — +41 — — 47.8% +0.13 4–4 (50%) 1–2 (33%) — +1.49
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 1995 1665 135.9 — — — — -9 -11 — 49.3% +0.23 4–7 (36%) 3–0 (100%) 101.9 +0.28
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 1996 1751 143.7 — — — — -8 -156 -152 54.3% +0.29 5–5 (50%) 3–3 (50%) 99.1 +0.30
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 1997 1837 150.1 — — — — +27 -234 -204 51.5% 0.00 14–8 (64%) 11–8 (58%) 106.9 -1.35
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 1998 1862 153.1 — — — — +57 -206 -239 60.3% +0.68 12–5 (71%) 9–4 (69%) 107.7 +0.41
23 2008 1597 128.6 +2.89 -1.21 1.066 50.8% -17 +136 — 51.7% +0.03 0–1 — — -1.01 1999 1808 151.0 — — — — +46 -168 -203 53.0% +0.21 8–7 (53%) 4–4 (50%) 99.6 -1.12
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 2000 1679 137.5 — — — — +24 +5 -92 46.1% -0.54 5–7 (42%) 7–5 (58%) 99.7 -0.80
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 2001 1719 138.7 — — — — +19 -57 -121 53.7% +0.17 10–11 (48%) 6–2 (75%) 102.9 -0.48
26 2011 1542 96.7 -0.53 -1.59 0.574 41.1% — — — 0.0% -3.75 — — — -0.26 2002 1755 141.6 — — — — +15 -109 -67 56.1% +0.32 9–8 (53%) 8–6 (57%) 100.6 -0.40
27 — — — — — — — — — — — — — — — — 2003 1915 154.1 +1.48 +3.41 1.113 52.2% -8 -157 -164 58.3% +0.63 22–10 (69%) 7–7 (50%) 105.4 +1.81
28 — — — — — — — — — — — — — — — — 2004 1808 144.1 +0.61 +2.40 1.121 52.5% -4 -67 +28 57.5% +0.58 8–7 (53%) 4–8 (33%) 97.4 +2.38
29 — — — — — — — — — — — — — — — — 2005 1742 133.4 -1.10 -0.52 0.908 47.7% +17 -41 -12 51.1% +0.11 11–16 (41%) 6–4 (60%) 94.4 +2.95
30 — — — — — — — — — — — — — — — — 2006 1744 138.5 -0.78 +0.79 0.988 49.8% +9 -91 +46 50.8% +0.14 10–8 (56%) 2–14 (13%) 94.4 +0.98
31 — — — — — — — — — — — — — — — — 2007 1633 125.5 -2.23 +2.56 0.996 50.0% -7 +43 +130 47.3% -0.13 8–9 (47%) 5–4 (56%) 98.7 +1.74
32 — — — — — — — — — — — — — — — — 2008 1713 136.4 -0.29 +1.82 0.995 49.6% +26 -71 +32 48.5% -0.19 8–5 (62%) 5–5 (50%) 105.2 +0.32
33 — — — — — — — — — — — — — — — — 2009 1627 135.9 -1.68 -1.34 0.871 46.9% +43 -37 +108 35.6% -0.86 2–5 (29%) 4–3 (57%) 100.4 -0.98
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 — 1952 148.1 -0.87 +1.32 0.986 49.6% +18 -90 -55 52.1% +0.15 142–128 (53%) 85–81 (51%) 103.0 +0.97

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.