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

Marta Kostyuk vs Claire Liu H2H: 2-1

Marta Kostyuk holds a 2–1 lead over Claire Liu in their WTA head-to-head. Across 3 main-draw meetings, they are tied 1–1 on hard courts, while Marta Kostyuk leads 1–0 on clay. Most recently, Marta Kostyuk won the 2024 Australian Open first round 6-3 4-6 6-1.

Ukraine Age 24 Right-Handed 175 cm / 5'9"
H2H
2 1
3 main-draw meetings
United States Age 26 Right-Handed 170 cm / 5'7"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Marta Kostyuk #37 6-3 4-6 6-1 Claire Liu #99 Match data Jan 16, 2024* R128 Australian Open Grand Slam Hard
Marta Kostyuk #40 6-0 6-4 Claire Liu #56 Match data May 12, 2023* R64 Italian Open WTA 1000 Clay
Marta Kostyuk #49 7-5 6-4 Claire Liu #94 Match data Feb 19, 2022 Q2 Q Qatar Open WTA 1000 Hard
Claire Liu #94 4-6 6-4 6-3 Marta Kostyuk #50 Match data Jan 6, 2022* R32 Melbourne 2 WTA 250 Hard

1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. 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
Marta Kostyuk #11 #11 3,980 2,109 161 117 57.9% 0 1 0 0 2 3
Claire Liu #111 #52 1,024 1,760 44 64 40.7% 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 Marta Kostyuk Claire Liu
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 2018 3–5 37.5% #119 1,515 0 0
17 2019 2–3 40.0% #153 1,615 0 0 2017 0–2 0.0% #266 1,447 0 0
18 2020 2–5 28.6% #99 1,661 0 0 2018 5–7 41.7% #141 1,553 0 0
19 2021 19–16 54.3% #50 1,739 0 0
20 2022 16–20 44.4% #69 1,754 0 0 2020 0–1 0.0% #218 1,502 0 0
21 2023 23–20 53.5% #39 1,810 0 1 2021 3–5 37.5% #94 1,593 0 0
22 2024 36–20 64.3% #18 1,889 0 1 2022 15–15 50.0% #59 1,720 0 0
23 2025 25–19 56.8% #26 1,890 0 1 2023 14–20 41.2% #98 1,674 0 0
24 2026 35–9 79.5% #11 2,082 0 3 2024 1–5 16.7% #269 1,666 0 0
25 2025 3–5 37.5% #207 1,701 0 0
26 2026 3–4 42.9% #111 1,752 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 Marta Kostyuk Claire Liu
Yr HardClayGrass Yr HardClayGrass
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 2018 2 2 4 50.0% 1 2 3 33.3% 0 1 1 0.0%
17 2019 0 1 1 0.0% 2 2 4 50.0% 2017 0 2 2 0.0%
18 2020 2 3 5 40.0% 0 2 2 0.0% 2018 2 4 6 33.3% 2 2 4 50.0% 1 1 2 50.0%
19 2021 11 10 21 52.4% 6 3 9 66.7% 2 3 5 40.0%
20 2022 12 14 26 46.2% 1 4 5 20.0% 3 2 5 60.0% 2020 0 1 1 0.0%
21 2023 20 15 35 57.1% 1 3 4 25.0% 2 2 4 50.0% 2021 1 3 4 25.0% 1 1 2 50.0% 1 1 2 50.0%
22 2024 26 12 38 68.4% 8 5 13 61.5% 2 3 5 40.0% 2022 8 10 18 44.4% 6 3 9 66.7% 1 2 3 33.3%
23 2025 19 13 32 59.4% 6 3 9 66.7% 0 3 3 0.0% 2023 9 13 22 40.9% 5 5 10 50.0% 0 2 2 0.0%
24 2026 14 7 21 66.7% 16 1 17 94.1% 5 1 6 83.3% 2024 1 4 5 20.0% 0 1 1 0.0%
25 2025 3 5 8 37.5%
26 2026 0 1 1 0.0% 1 2 3 33.3% 2 1 3 66.7%
Career 106 77 183 57.9% 41 25 66 62.1% 14 15 29 48.3% 24 43 67 35.8% 15 14 29 51.7% 5 7 12 41.7%

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 261/278 of Marta Kostyuk's and 106/108 of Claire Liu'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 Marta Kostyuk Claire Liu
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%
16 2018 8/8 4.8 6.9 54.1% 68.7% 45.4% 47.7% 63.8% 57.4% 40.3% —/—
17 2019 5/5 2.6 3.6 60.9% 63.8% 47.8% 48.7% 44.7% 57.2% 45.0% 2017 2/2 1.0 2.0 63.8% 54.1% 35.3% 53.7% 58.2% 48.6% 45.8%
18 2020 7/7 3.6 5.3 62.0% 64.8% 43.4% 60.9% 35.8% 56.2% 42.0% 2018 12/12 1.1 5.1 65.7% 56.3% 40.7% 47.9% 45.2% 50.4% 43.2%
19 2021 35/35 2.7 3.9 62.7% 61.9% 45.2% 51.6% 45.5% 55.6% 44.0% —/—
20 2022 35/36 3.4 5.3 60.8% 64.4% 41.0% 48.5% 40.3% 55.5% 42.6% 2020 1/1 0.0 0.0 69.1% 51.1% 33.3% 62.5% 42.9% 45.6% 44.4%
21 2023 43/43 3.1 6.0 57.0% 66.3% 43.4% 48.0% 49.1% 56.5% 43.6% 2021 8/8 3.8 3.9 62.0% 60.8% 42.4% 51.8% 40.6% 53.8% 39.4%
22 2024 50/56 3.0 6.8 57.2% 65.8% 44.1% 52.9% 53.3% 56.6% 44.8% 2022 29/30 2.9 2.5 64.4% 62.5% 42.5% 45.7% 43.8% 55.6% 42.9%
23 2025 34/44 3.0 5.8 59.5% 67.7% 46.0% 62.0% 49.1% 58.9% 45.1% 2023 34/34 2.4 2.8 63.8% 61.2% 44.1% 47.1% 48.9% 55.3% 41.1%
24 2026 44/44 4.0 4.2 57.7% 71.2% 48.0% 59.4% 53.3% 61.4% 48.1% 2024 6/6 1.3 2.5 62.3% 56.1% 34.2% 45.6% 56.2% 48.4% 38.7%
25 —/— 2025 7/8 6.6 3.9 70.0% 60.8% 40.2% 61.2% 37.5% 54.8% 40.0%
26 —/— 2026 7/7 0.6 3.1 71.4% 59.7% 47.5% 45.4% 53.8% 56.2% 40.7%
Career 261/278 3.2 5.4 58.9% 66.4% 44.7% 53.6% 49.0% 57.4% 44.6% 106/108 2.5 3.1 64.9% 60.3% 42.3% 48.2% 46.6% 54.1% 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 Marta Kostyuk Claire Liu
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
15 2017 1483 97.0
16 2018 1516 118.6 -0.89 -0.21 0.947 49.5% -2 +68 44.4% -0.33 0–2 +0.60
17 2019 1616 118.9 -1.57 +1.09 1.053 50.9% +68 53.8% +0.23 0–3 (0%) -0.05 2017 1447 94.6 -3.66 -1.51 0.890 47.1% 20.0% -1.00 0–1 0–3 (0%) +0.37
18 2020 1661 127.8 -0.40 -0.50 0.959 49.2% -2 37.5% -0.88 0–2 2–1 (67%) -0.16 2018 1554 116.3 -3.37 +0.46 0.871 46.8% -95 +102 41.9% -0.77 4–3 (57%) 2–2 (50%) 102.5 +0.36
19 2021 1740 135.9 -0.54 +0.60 0.990 49.9% -34 +9 -154 53.2% +0.27 4–5 (44%) 3–5 (38%) 98.1 -0.69 2019 1549 100.5
20 2022 1754 134.9 -0.66 +0.17 0.957 49.2% +1 -64 -136 46.5% -0.19 8–8 (50%) 5–4 (56%) 99.5 -1.22 2020 1502 97.4 +1.47 -4.29 0.817 45.0% 0.0% -3.00 +0.07
21 2023 1811 147.6 +0.01 +1.37 1.002 50.2% +7 -145 -163 51.0% +0.05 10–8 (56%) 9–5 (64%) 103.7 -1.77 2021 1593 112.6 -2.02 -0.91 0.852 46.6% -88 38.1% -0.90 3–2 (60%) -0.21
22 2024 1890 152.6 +0.62 +2.38 1.033 50.9% +29 -120 -214 57.5% +0.47 16–5 (76%) 11–6 (65%) 113.1 -0.25 2022 1721 133.0 -0.65 +0.08 0.967 49.4% -64 +103 -123 47.7% -0.17 4–3 (57%) 2–5 (29%) 101.6 -0.48
23 2025 1890 156.7 +2.03 +2.05 1.097 51.9% +45 -52 -342 55.2% +0.57 9–8 (53%) 3–8 (27%) 96.3 +1.49 2023 1674 129.9 -0.20 -1.03 0.921 48.2% -12 +82 41.9% -0.72 3–7 (30%) 5–4 (56%) 96.7 -0.49
24 2026 2082 166.2 +4.43 +5.66 1.244 54.7% -66 +25 -302 72.3% +1.78 10–3 (77%) 4–6 (40%) 105.0 -2.33 2024 1666 124.1 -1.61 -1.39 0.750 43.8% +33 27.3% -1.82 0–1 -1.11
25 2025 1702 120.0 -1.96 -1.58 0.885 48.0% +40 40.0% -0.85 2–2 (50%) 0–1 +0.19
26 2026 1752 124.7 -0.17 -1.66 0.927 49.2% -67 -46 44.4% -0.33 2–2 (50%) 2–1 (67%) 101.3 +0.07
Career 2110 153.3 +0.90 +2.01 1.047 51.1% +4 -30 -215 55.5% +0.45 57–44 (56%) 37–35 (51%) 104.8 -1.59 1760 128.8 -1.06 -0.69 0.907 48.0% -29 +75 -85 41.7% -0.65 18–21 (46%) 11–16 (41%) 99.3 -1.15

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.