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

Ai Sugiyama vs Jelena Kostanic Tosic H2H: 2-0

Ai Sugiyama holds a 2–0 lead over Jelena Kostanic Tosic in their WTA head-to-head. Across 2 main-draw meetings, Ai Sugiyama leads 2–0 on hard courts. Most recently, Ai Sugiyama won the 2005 Canadian Open round of 64 6-2 3-6 6-2.

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Ai Sugiyama
JPN Age 51 Right-Handed 163 cm / 5'4"
H2H
2 – 0
2 main-draw meetings
Jelena Kostanic Tosic
CRO Age 45 Left-Handed 168 cm / 5'6"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Ai Sugiyama #26 6-2 3-6 6-2 Jelena Kostanic Tosic #68 Match data Aug 17, 2005* R64 Canadian Open Tier I → modern equivalent WTA 1000 Hard
Ai Sugiyama #13 6-1 6-3 Jelena Kostanic Tosic #40 Match data Sep 5, 2004* R32 US 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
Ai Sugiyama #97 #8 2,400 1,951 416 366 53.2% 0 0 0 2 4 6
Jelena Kostanic Tosic #937 #32 900 1,709 112 152 42.4% 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 Ai Sugiyama Jelena Kostanic Tosic
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1992 1–4 20.0% #184 1,477 0 0 1998 1–2 33.3% #240 1,490 0 0
17 1993 3–8 27.3% #145 1,486 0 0 1999 4–5 44.4% #97 1,512 0 0
18 1994 9–11 45.0% #72 1,556 0 0 2000 10–13 43.5% #114 1,523 0 0
19 1995 16–17 48.5% #46 1,665 0 0 2001 4–4 50.0% #131 1,559 0 0
20 1996 24–19 55.8% #28 1,751 0 0 2002 14–17 45.2% #70 1,571 0 0
21 1997 31–25 55.4% #21 1,837 0 1 2003 16–20 44.4% #66 1,621 0 0
22 1998 37–21 63.8% #18 1,862 0 3 2004 22–26 45.8% #35 1,665 0 0
23 1999 27–23 54.0% #24 1,807 0 3 2005 11–21 34.4% #87 1,546 0 0
24 2000 20–25 44.4% #32 1,679 0 3 2006 19–18 51.4% #51 1,576 0 0
25 2001 28–25 52.8% #30 1,718 0 3 2007 10–17 37.0% #103 1,534 0 0
26 2002 35–26 57.4% #24 1,755 0 3 2008 1–5 16.7% #114 1,512 0 0
27 2003 44–25 63.8% #10 1,915 0 5 — — — — — — —
28 2004 33–23 58.9% #17 1,808 0 6 2010 0–4 0.0% #830 1,472 0 0
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 Ai Sugiyama Jelena Kostanic Tosic
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% 1998 — — — — 1 2 3 33.3% — — — — — — — —
17 1993 2 3 5 40.0% — — — — 0 2 2 0.0% 1 3 4 25.0% 1999 1 2 3 33.3% 2 2 4 50.0% — — — — 1 1 2 50.0%
18 1994 6 7 13 46.2% — — — — 0 2 2 0.0% 3 2 5 60.0% 2000 4 3 7 57.1% 6 7 13 46.2% 0 2 2 0.0% 0 1 1 0.0%
19 1995 5 8 13 38.5% 6 4 10 60.0% 0 2 2 0.0% 5 3 8 62.5% 2001 0 2 2 0.0% 4 2 6 66.7% — — — — — — — —
20 1996 19 11 30 63.3% 0 3 3 0.0% 4 2 6 66.7% 1 3 4 25.0% 2002 7 8 15 46.7% 7 8 15 46.7% 0 1 1 0.0% — — — —
21 1997 19 13 32 59.4% 3 5 8 37.5% 2 2 4 50.0% 7 5 12 58.3% 2003 6 9 15 40.0% 9 8 17 52.9% 0 1 1 0.0% 1 2 3 33.3%
22 1998 24 9 33 72.7% 6 5 11 54.5% 1 2 3 33.3% 6 5 11 54.5% 2004 11 18 29 37.9% 11 6 17 64.7% 0 2 2 0.0% — — — —
23 1999 18 11 29 62.1% 3 4 7 42.9% 2 2 4 50.0% 4 6 10 40.0% 2005 2 10 12 16.7% 9 8 17 52.9% 0 2 2 0.0% 0 1 1 0.0%
24 2000 11 13 24 45.8% 6 5 11 54.5% 1 2 3 33.3% 2 5 7 28.6% 2006 18 14 32 56.3% 0 2 2 0.0% 1 2 3 33.3% — — — —
25 2001 20 14 34 58.8% 4 6 10 40.0% 2 3 5 40.0% 2 2 4 50.0% 2007 9 11 20 45.0% 1 5 6 16.7% 0 1 1 0.0% — — — —
26 2002 26 16 42 61.9% 4 6 10 40.0% 5 3 8 62.5% 0 1 1 0.0% 2008 0 2 2 0.0% 1 3 4 25.0% — — — — — — — —
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% 2010 0 2 2 0.0% 0 2 2 0.0% — — — — — — — —
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 — 280 216 496 56.5% 59 67 126 46.8% 38 39 77 49.4% 39 44 83 47.0% — 58 81 139 41.7% 51 55 106 48.1% 1 11 12 8.3% 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 170/347 of Ai Sugiyama's and 47/190 of Jelena Kostanic Tosic'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 Ai Sugiyama Jelena Kostanic Tosic
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%
21 — —/— — — — — — — — — — 2003 4/36 0.5 3.0 64.8% 51.0% 50.9% 32.3% 40.3% 50.9% 36.3%
22 — —/— — — — — — — — — — 2004 6/48 0.5 2.5 66.8% 51.0% 50.3% 56.5% 44.0% 50.4% 40.8%
23 — —/— — — — — — — — — — 2005 5/32 1.6 3.8 67.1% 63.2% 35.8% 50.5% 43.7% 53.6% 40.1%
24 — —/— — — — — — — — — — 2006 8/37 1.5 2.6 67.9% 56.8% 43.5% 51.7% 53.3% 51.9% 38.7%
25 — —/— — — — — — — — — — 2007 17/27 1.6 3.1 67.6% 61.5% 44.5% 53.1% 41.7% 56.0% 38.3%
26 — —/— — — — — — — — — — 2008 3/6 1.7 2.3 63.3% 62.0% 51.1% 65.9% 10.0% 58.1% 29.2%
27 2003 12/69 0.8 5.8 60.8% 64.3% 45.1% 53.4% 43.3% 56.6% 48.3% — —/— — — — — — — — — —
28 2004 11/56 1.2 4.5 60.8% 64.1% 45.3% 64.6% 47.8% 56.5% 48.7% 2010 4/4 1.0 4.5 64.0% 46.6% 41.6% 36.1% 38.8% 44.8% 36.4%
29 2005 7/55 1.4 5.0 65.8% 58.7% 40.3% 46.6% 51.4% 53.1% 42.6% — —/— — — — — — — — — —
30 2006 37/53 1.3 3.7 67.8% 60.4% 43.2% 56.7% 47.8% 54.8% 44.7% — —/— — — — — — — — — —
31 2007 36/38 1.2 5.6 62.8% 58.7% 42.4% 52.3% 50.3% 52.7% 47.1% — —/— — — — — — — — — —
32 2008 41/48 0.9 5.3 63.3% 60.9% 43.5% 52.1% 43.6% 54.4% 45.4% — —/— — — — — — — — — —
33 2009 26/28 0.8 4.9 65.4% 58.3% 42.7% 43.8% 45.1% 52.8% 41.1% — —/— — — — — — — — — —
Career — 170/782 1.1 4.9 64.3% 60.3% 43.2% 52.6% 46.7% 54.1% 45.2% — 47/264 1.3 3.1 66.7% 57.4% 44.8% 50.6% 41.8% 53.1% 38.0%

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 Ai Sugiyama Jelena Kostanic Tosic
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 1998 1491 103.8 — — — — — +41 — 42.9% +0.43 0–1 0–1 — +0.18
17 1993 1487 125.5 — — — — +44 — — 37.0% -0.89 1–4 (20%) — — -0.26 1999 1512 116.4 — — — — +24 +37 — 45.5% -0.14 2–2 (50%) 0–1 — +0.26
18 1994 1557 120.7 — — — — +41 — — 47.8% +0.13 4–4 (50%) 1–2 (33%) — +1.49 2000 1524 108.3 — — — — +37 +30 — 42.0% -0.68 3–1 (75%) 3–1 (75%) 105.1 +0.85
19 1995 1665 135.9 — — — — -9 -11 — 49.3% +0.23 4–7 (36%) 3–0 (100%) 101.9 +0.28 2001 1560 116.2 — — — — — +73 — 47.1% +0.18 1–2 (33%) 2–1 (67%) 101.0 -0.13
20 1996 1751 143.7 — — — — -8 -156 -152 54.3% +0.29 5–5 (50%) 3–3 (50%) 99.1 +0.30 2002 1571 111.3 — — — — -20 +34 — 42.5% -0.31 8–3 (73%) 2–5 (29%) 105.9 +0.28
21 1997 1837 150.1 — — — — +27 -234 -204 51.5% 0.00 14–8 (64%) 11–8 (58%) 106.9 -1.35 2003 1622 120.1 -1.74 -2.49 0.739 43.5% -56 +59 — 45.1% -0.46 5–5 (50%) 3–6 (33%) 97.7 -0.06
22 1998 1862 153.1 — — — — +57 -206 -239 60.3% +0.68 12–5 (71%) 9–4 (69%) 107.7 +0.41 2004 1666 129.7 -1.40 -1.09 0.823 45.7% -81 +96 — 45.4% -0.19 9–7 (56%) 6–5 (55%) 105.6 -0.69
23 1999 1808 151.0 — — — — +46 -168 -203 53.0% +0.21 8–7 (53%) 4–4 (50%) 99.6 -1.12 2005 1547 120.0 -0.58 -1.27 0.864 46.7% -47 +195 — 37.0% -0.73 4–5 (44%) 3–3 (50%) 99.4 +0.09
24 2000 1679 137.5 — — — — +24 +5 -92 46.1% -0.54 5–7 (42%) 7–5 (58%) 99.7 -0.80 2006 1577 119.3 -2.62 -2.72 0.804 45.9% +30 — -175 50.6% -0.05 6–5 (55%) 3–2 (60%) 100.9 +1.44
25 2001 1719 138.7 — — — — +19 -57 -121 53.7% +0.17 10–11 (48%) 6–2 (75%) 102.9 -0.48 2007 1534 105.5 -0.32 -3.82 0.871 47.4% +40 +66 — 38.6% -1.12 3–2 (60%) 0–2 — -0.47
26 2002 1755 141.6 — — — — +15 -109 -67 56.1% +0.32 9–8 (53%) 8–6 (57%) 100.6 -0.40 2008 1513 110.2 +2.02 -2.68 0.696 44.8% — +50 — 22.2% -1.78 1–0 2–0 — -0.46
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 2010 1472 103.1 -1.62 -2.01 0.660 40.8% — — — 0.0% -3.25 — — — -0.15
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 — 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 — 1710 121.9 -0.96 -2.67 0.809 45.8% -15 +80 -175 42.8% -0.47 42–33 (56%) 24–27 (47%) 105.1 +0.43

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.