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

Katerina Siniakova vs Kim Clijsters H2H: 1-0

Katerina Siniakova holds a 1–0 lead over Kim Clijsters in their WTA head-to-head. Across 1 main-draw meeting, Katerina Siniakova leads 1–0 on hard courts. Most recently, Katerina Siniakova won the 2021 Indian Wells Open first round 6-1 2-6 6-2.

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Katerina Siniakova
Czech Republic Age 30 Right-Handed 174 cm / 5'9"
H2H
1 – 0
1 main-draw meetings
Kim Clijsters
BEL Age 43 Right-Handed 174 cm / 5'9"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Katerina Siniakova #53 6-1 2-6 6-2 Kim Clijsters #1476 Match data Oct 8, 2021* R128 Indian Wells Open WTA 1000 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
Katerina Siniakova #42 #27 1,718 1,893 228 246 48.1% 0 0 0 0 5 5
Kim Clijsters #1,140 #1 8,895 2,299 466 128 78.5% 4 7 3 18 9 41

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 Katerina Siniakova Kim Clijsters
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 — — — — — — — 1999 16–7 69.6% #46 1,724 0 1
17 2013 0–1 0.0% #171 1,488 0 0 2000 28–15 65.1% #18 1,913 0 3
18 2014 4–6 40.0% #84 1,521 0 0 2001 54–19 74.0% #5 2,036 0 6
19 2015 13–20 39.4% #102 1,522 0 0 2002 50–17 74.6% #4 2,146 0 10
20 2016 18–18 50.0% #52 1,765 0 0 2003 86–12 87.8% #2 2,261 0 19
21 2017 23–23 50.0% #49 1,695 0 2 2004 18–4 81.8% #22 2,246 0 21
22 2018 26–22 54.2% #31 1,779 0 2 2005 66–9 88.0% #2 2,234 1 30
23 2019 20–28 41.7% #58 1,674 0 2 2006 41–12 77.4% #5 2,165 1 33
24 2020 6–13 31.6% #59 1,701 0 2 2007 14–4 77.8% #5 2,128 1 34
25 2021 22–17 56.4% #49 1,801 0 2 — — — — — — —
26 2022 17–19 47.2% #49 1,762 0 3 2009 13–3 81.2% #18 2,140 2 35
27 2023 22–17 56.4% #45 1,807 0 5 2010 39–7 84.8% #3 2,189 3 40
28 2024 26–26 50.0% #45 1,802 0 5 2011 21–7 75.0% #13 2,054 4 41
29 2025 17–20 45.9% #48 1,883 0 5 2012 20–7 74.1% #20 2,022 4 41
30 2026 14–16 46.7% #42 1,820 0 5 — — — — — — —
37 — — — — — — — 2020 0–3 0.0% #1030 1,956 4 41
38 — — — — — — — 2021 0–2 0.0% #1154 1,908 4 41

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 Katerina Siniakova Kim Clijsters
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 — — — — — — — — — — — — — — — — — 1999 6 2 8 75.0% 2 2 4 50.0% 3 1 4 75.0% 5 2 7 71.4%
17 2013 0 1 1 0.0% — — — — — — — — — — — — 2000 17 9 26 65.4% 1 2 3 33.3% 2 2 4 50.0% 8 2 10 80.0%
18 2014 4 5 9 44.4% 0 1 1 0.0% — — — — — — — — 2001 32 12 44 72.7% 11 5 16 68.8% 7 2 9 77.8% 4 0 4 100.0%
19 2015 6 12 18 33.3% 4 5 9 44.4% 3 3 6 50.0% — — — — 2002 37 11 48 77.1% 9 3 12 75.0% 2 2 4 50.0% 2 1 3 66.7%
20 2016 10 10 20 50.0% 6 5 11 54.5% 2 3 5 40.0% — — — — 2003 57 7 64 89.1% 15 2 17 88.2% 9 1 10 90.0% 5 2 7 71.4%
21 2017 12 14 26 46.2% 10 6 16 62.5% 1 3 4 25.0% — — — — 2004 13 3 16 81.3% 1 1 2 50.0% — — — — 4 0 4 100.0%
22 2018 17 14 31 54.8% 7 6 13 53.8% 2 2 4 50.0% — — — — 2005 50 5 55 90.9% 8 3 11 72.7% 8 1 9 88.9% — — — —
23 2019 10 18 28 35.7% 9 7 16 56.3% 1 3 4 25.0% — — — — 2006 24 8 32 75.0% 10 2 12 83.3% 7 2 9 77.8% — — — —
24 2020 1 9 10 10.0% 5 4 9 55.6% — — — — — — — — 2007 14 3 17 82.4% 0 1 1 0.0% — — — — — — — —
25 2021 9 12 21 42.9% 7 3 10 70.0% 6 2 8 75.0% — — — — — — — — — — — — — — — — — — — — —
26 2022 11 11 22 50.0% 6 5 11 54.5% 0 3 3 0.0% — — — — 2009 13 3 16 81.3% — — — — — — — — — — — —
27 2023 16 14 30 53.3% 0 1 1 0.0% 6 2 8 75.0% — — — — 2010 32 4 36 88.9% 1 1 2 50.0% 6 2 8 75.0% — — — —
28 2024 17 17 34 50.0% 4 6 10 40.0% 5 3 8 62.5% — — — — 2011 16 4 20 80.0% 1 1 2 50.0% 1 1 2 50.0% 3 1 4 75.0%
29 2025 14 11 25 56.0% 0 5 5 0.0% 3 4 7 42.9% — — — — 2012 11 4 15 73.3% — — — — 9 3 12 75.0% — — — —
30 2026 8 9 17 47.1% 4 4 8 50.0% 2 3 5 40.0% — — — — — — — — — — — — — — — — — — — — —
37 — — — — — — — — — — — — — — — — — 2020 0 3 3 0.0% — — — — — — — — — — — —
38 — — — — — — — — — — — — — — — — — 2021 0 2 2 0.0% — — — — — — — — — — — —
Career — 135 157 292 46.2% 62 58 120 51.7% 31 31 62 50.0% — — — — — 322 80 402 80.1% 59 23 82 72.0% 54 17 71 76.1% 31 8 39 79.5%

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 446/476 of Katerina Siniakova's and 201/388 of Kim Clijsters'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 Katerina Siniakova Kim Clijsters
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%
17 2013 1/1 5.0 11.0 61.3% 56.1% 38.9% 50.0% 71.4% 49.5% 44.6% — —/— — — — — — — — — —
18 2014 10/10 1.7 4.4 61.7% 63.9% 42.1% 54.2% 38.1% 55.3% 45.6% — —/— — — — — — — — — —
19 2015 26/33 1.7 5.5 66.1% 62.0% 50.4% 53.7% 47.1% 58.1% 41.4% — —/— — — — — — — — — —
20 2016 34/37 2.7 4.0 58.7% 63.5% 43.7% 51.7% 50.0% 55.3% 43.5% 2003 20/98 2.1 2.5 66.4% 70.7% 49.9% 61.6% 57.5% 64.3% 52.7%
21 2017 45/46 2.2 3.8 62.4% 61.8% 42.4% 54.6% 49.1% 54.7% 43.6% 2004 7/22 1.0 4.7 61.9% 68.5% 52.6% 58.8% 62.8% 62.3% 53.8%
22 2018 48/48 4.2 4.0 59.3% 64.0% 45.4% 48.7% 46.8% 56.4% 43.2% 2005 21/75 2.8 4.3 62.2% 71.7% 47.9% 48.4% 54.4% 62.6% 51.1%
23 2019 47/48 2.8 2.9 60.4% 62.6% 46.1% 50.1% 46.4% 56.0% 45.3% 2006 32/53 2.0 3.3 64.2% 67.8% 47.9% 60.1% 49.3% 60.7% 49.1%
24 2020 19/19 1.7 3.1 65.8% 55.8% 42.7% 50.3% 46.1% 51.4% 40.6% 2007 13/18 1.8 4.6 60.4% 68.1% 53.6% 46.8% 48.2% 62.7% 49.3%
25 2021 39/39 1.7 5.9 61.3% 64.5% 45.4% 54.1% 55.5% 57.2% 46.6% — —/— — — — — — — — — —
26 2022 32/36 1.5 4.9 64.5% 58.7% 41.3% 52.7% 50.7% 52.6% 42.8% 2009 16/16 2.8 4.1 63.0% 69.2% 54.9% 62.5% 54.3% 63.7% 48.5%
27 2023 38/39 2.3 5.1 62.6% 62.5% 44.4% 45.2% 43.9% 55.8% 45.8% 2010 42/46 2.9 4.5 62.0% 69.3% 51.6% 61.4% 53.0% 62.6% 50.3%
28 2024 50/52 1.8 5.3 61.6% 63.1% 44.7% 45.5% 51.0% 56.0% 45.9% 2011 27/28 2.0 5.0 64.0% 67.6% 46.2% 56.0% 52.0% 60.1% 50.0%
29 2025 28/38 1.8 5.6 61.3% 63.9% 41.8% 51.3% 47.9% 55.4% 44.6% 2012 18/27 2.5 3.4 66.3% 71.8% 49.0% 57.8% 43.7% 64.1% 47.1%
30 2026 29/30 1.8 4.7 61.5% 64.3% 45.2% 58.2% 44.6% 56.9% 44.0% — —/— — — — — — — — — —
37 — —/— — — — — — — — — — 2020 3/3 5.3 6.7 66.9% 62.7% 44.2% 61.9% 30.0% 56.2% 32.9%
38 — —/— — — — — — — — — — 2021 2/2 2.0 9.0 63.1% 58.9% 37.9% 49.2% 41.7% 51.0% 42.3%
Career — 446/476 2.3 4.5 61.8% 62.6% 44.4% 51.0% 48.3% 55.6% 44.3% — 201/594 2.4 4.1 63.5% 69.1% 49.7% 57.7% 51.7% 62.1% 49.7%

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 Katerina Siniakova Kim Clijsters
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 — — — — — — — — — — — — — — — — 1999 1725 145.5 — — — — -30 -155 -56 67.3% +1.53 2–3 (40%) 0–2 — -0.43
17 2013 1489 101.5 -2.26 +1.26 0.882 47.3% — — — 33.3% -1.00 0–1 — — -0.01 2000 1913 156.2 — — — — +15 -370 -218 60.2% +0.62 11–8 (58%) 8–2 (80%) 107.4 -1.40
18 2014 1521 119.3 -0.71 -0.45 1.019 50.3% +20 — — 43.5% -0.22 1–2 (33%) 2–2 (50%) 100.8 +0.46 2001 2036 161.2 — — — — +15 -316 -171 69.3% +1.43 15–7 (68%) 7–2 (78%) 111.5 -0.33
19 2015 1523 112.2 -0.42 -0.27 0.987 49.9% -25 +16 +104 41.3% -0.43 4–5 (44%) 3–6 (33%) 96.6 +0.31 2002 2146 168.0 — — — — +28 -315 -318 69.1% +1.50 12–9 (57%) 5–6 (45%) 100.6 -1.80
20 2016 1765 130.6 -0.14 +0.26 0.975 49.6% -53 -89 -86 49.4% -0.07 7–6 (54%) 3–2 (60%) 103.3 -2.24 2003 2262 176.5 +7.01 +7.29 1.478 58.4% +19 -206 -246 83.9% +2.65 12–7 (63%) 5–1 (83%) 104.0 -2.52
21 2017 1695 133.7 -0.94 +0.48 0.963 49.3% -23 +84 -66 50.0% -0.08 11–9 (55%) 4–2 (67%) 103.3 -1.76 2004 2247 155.4 +3.47 +3.81 1.426 57.9% +5 — — 90.2% +2.95 2–1 (67%) 4–0 (100%) 102.2 -0.05
22 2018 1780 137.2 -0.09 +0.44 0.989 49.7% -11 -32 -109 53.0% +0.04 13–10 (57%) 10–8 (56%) 102.2 +0.17 2005 2235 173.2 +5.59 +5.46 1.367 56.6% +51 -182 -131 85.4% +2.89 7–5 (58%) 4–5 (44%) 97.3 -0.64
23 2019 1675 133.8 -0.06 +1.86 1.029 50.5% -18 +94 -38 42.3% -0.28 8–11 (42%) 5–5 (50%) 96.9 -0.30 2006 2166 165.9 +5.11 +5.07 1.249 54.5% +47 -71 -23 75.2% +1.82 9–4 (69%) 6–2 (75%) 101.0 -2.33
24 2020 1701 130.6 -3.03 -0.58 0.836 46.1% -49 +82 — 33.3% -1.10 2–2 (50%) 2–0 — -1.42 2007 2128 161.0 +4.97 +3.93 1.322 55.5% +66 — — 70.7% +1.95 4–1 (80%) 1–2 (33%) 99.6 +0.04
25 2021 1802 144.9 +1.25 +3.21 1.089 51.8% -109 +51 -13 54.7% +0.44 9–8 (53%) 8–3 (73%) 107.7 -2.85 — — — — — — — — — — — — — — — —
26 2022 1763 133.3 -2.97 +0.63 0.904 47.8% -22 +55 -76 46.2% -0.36 8–6 (57%) 3–3 (50%) 101.6 -1.47 2009 2141 159.8 +6.04 +5.04 1.334 55.9% +56 — — 73.7% +1.87 4–2 (67%) 0–1 — -1.42
27 2023 1808 135.0 -0.13 +2.23 1.035 50.6% -25 — -7 55.8% +0.38 4–5 (44%) 5–6 (45%) 98.4 -1.66 2010 2190 168.6 +6.21 +7.25 1.348 56.4% +54 — -96 76.2% +2.15 11–4 (73%) 6–4 (60%) 103.3 -2.07
28 2024 1803 141.8 -0.23 +2.61 1.042 50.8% -30 -33 +120 55.1% +0.39 7–13 (35%) 4–8 (33%) 87.5 -1.28 2011 2055 151.4 +3.98 +4.33 1.252 54.8% +97 — — 72.9% +1.73 6–1 (86%) 6–2 (75%) 101.4 +0.06
29 2025 1883 142.0 -0.67 +0.92 1.002 50.0% +19 -217 +75 48.8% -0.13 4–8 (33%) 5–4 (56%) 94.0 -1.50 2012 2023 145.0 +6.00 +3.05 1.314 55.0% +75 — +54 73.6% +1.85 4–1 (80%) 3–4 (43%) 99.1 -0.72
30 2026 1821 142.6 +0.08 +1.58 1.022 50.5% +25 -134 +86 50.0% -0.07 4–7 (36%) 4–4 (50%) 95.9 -0.57 — — — — — — — — — — — — — — — —
37 — — — — — — — — — — — — — — — — 2020 1956 116.1 +0.27 +0.94 0.751 45.5% +63 — — 14.3% -2.00 0–1 0–1 — -0.43
38 — — — — — — — — — — — — — — — — 2021 1908 106.1 +0.32 -1.68 0.864 46.7% — — — 33.3% -1.50 0–2 — — -0.16
Career — 1894 141.3 -0.47 +1.23 0.997 49.9% -24 +8 +14 49.1% -0.05 82–93 (47%) 58–53 (52%) 97.7 -2.99 — 2299 172.4 +5.39 +5.26 1.313 55.7% +36 -226 -114 74.6% +1.92 99–56 (64%) 55–34 (62%) 106.7 -2.42

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.