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

Elise Mertens vs Cagla Buyukakcay H2H: 1-0

Elise Mertens holds a 1–0 lead over Cagla Buyukakcay in their WTA head-to-head. Across 1 main-draw meeting, Elise Mertens leads 1–0 on clay. Most recently, Elise Mertens won the 2017 Istanbul quarterfinal 6-4 4-6 6-2.

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Elise Mertens
Belgium Age 30 Right-Handed 179 cm / 5'10"
H2H
1 – 0
1 main-draw meetings
Cagla Buyukakcay
Turkey Age 36 Right-Handed 172 cm / 5'8"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Elise Mertens #65 6-4 4-6 6-2 Cagla Buyukakcay #181 Match data Apr 29, 2017* QF Istanbul International → modern equivalent WTA 250 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
Elise Mertens #20 #12 3,685 2,000 320 205 61.0% 0 0 0 2 8 10
Cagla Buyukakcay #426 #60 980 1,613 22 53 29.3% 0 0 0 0 1 1

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 Elise Mertens Cagla Buyukakcay
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 — — — — — — — 2005 0–1 0.0% — 1,483 0 0
18 — — — — — — — 2008 0–1 0.0% #388 1,468 0 0
19 — — — — — — — 2009 0–1 0.0% #280 1,456 0 0
20 2016 3–3 50.0% #125 1,545 0 0 2010 0–1 0.0% #191 1,447 0 0
21 2017 30–21 58.8% #35 1,734 0 1 — — — — — — —
22 2018 44–20 68.8% #12 1,820 0 4 — — — — — — —
23 2019 35–25 58.3% #17 1,840 0 5 2013 0–1 0.0% #158 1,438 0 0
24 2020 32–13 71.1% #20 1,934 0 5 2014 3–6 33.3% #137 1,442 0 0
25 2021 33–19 63.5% #21 1,845 0 6 2015 2–8 20.0% #126 1,423 0 0
26 2022 28–21 57.1% #29 1,789 0 7 2016 12–12 50.0% #83 1,528 0 1
27 2023 26–21 55.3% #29 1,818 0 8 2017 4–10 28.6% #160 1,513 0 1
28 2024 27–25 51.9% #34 1,788 0 8 2018 0–3 0.0% #264 1,522 0 1
29 2025 36–20 64.3% #20 1,866 0 10 2019 0–2 0.0% #179 1,533 0 1
30 2026 26–17 60.5% #20 1,898 0 10 2020 0–2 0.0% #178 1,560 0 1
31 — — — — — — — 2021 0–4 0.0% #241 1,513 0 1
33 — — — — — — — 2023 1–1 50.0% #382 1,471 0 1

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 Elise Mertens Cagla Buyukakcay
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 %
15 — — — — — — — — — — — — — 2005 — — — — 0 1 1 0.0% — — — —
18 — — — — — — — — — — — — — 2008 — — — — 0 1 1 0.0% — — — —
19 — — — — — — — — — — — — — 2009 0 1 1 0.0% — — — — — — — —
20 2016 0 1 1 0.0% — — — — 3 2 5 60.0% 2010 0 1 1 0.0% — — — — — — — —
21 2017 18 11 29 62.1% 11 6 17 64.7% 1 4 5 20.0% — — — — — — — — — — — — —
22 2018 26 14 40 65.0% 14 2 16 87.5% 4 4 8 50.0% — — — — — — — — — — — — —
23 2019 24 15 39 61.5% 4 6 10 40.0% 7 4 11 63.6% 2013 0 1 1 0.0% — — — — — — — —
24 2020 23 9 32 71.9% 9 4 13 69.2% — — — — 2014 2 5 7 28.6% 1 1 2 50.0% — — — —
25 2021 22 11 33 66.7% 9 5 14 64.3% 2 3 5 40.0% 2015 2 5 7 28.6% 0 3 3 0.0% — — — —
26 2022 19 14 33 57.6% 5 3 8 62.5% 4 4 8 50.0% 2016 5 6 11 45.5% 7 4 11 63.6% 0 2 2 0.0%
27 2023 20 15 35 57.1% 5 4 9 55.6% 1 2 3 33.3% 2017 0 5 5 0.0% 4 5 9 44.4% — — — —
28 2024 18 16 34 52.9% 6 5 11 54.5% 3 4 7 42.9% 2018 0 1 1 0.0% 0 2 2 0.0% — — — —
29 2025 22 13 35 62.9% 6 5 11 54.5% 8 2 10 80.0% 2019 — — — — 0 2 2 0.0% — — — —
30 2026 14 9 23 60.9% 5 4 9 55.6% 7 4 11 63.6% 2020 0 1 1 0.0% 0 1 1 0.0% — — — —
31 — — — — — — — — — — — — — 2021 0 2 2 0.0% 0 2 2 0.0% — — — —
33 — — — — — — — — — — — — — 2023 — — — — 1 1 2 50.0% — — — —
Career — 206 128 334 61.7% 74 44 118 62.7% 40 33 73 54.8% — 9 28 37 24.3% 13 23 36 36.1% 0 2 2 0.0%

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 495/526 of Elise Mertens's and 70/74 of Cagla Buyukakcay'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 Elise Mertens Cagla Buyukakcay
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%
18 — —/— — — — — — — — — — 2008 1/1 2.0 11.0 64.2% 69.1% 26.3% 40.0% 62.5% 53.8% 39.5%
19 — —/— — — — — — — — — — 2009 1/1 0.0 3.0 62.1% 40.7% 48.5% 30.8% 45.5% 43.7% 47.4%
20 2016 6/6 2.8 4.7 55.3% 61.0% 47.1% 44.4% 67.4% 54.9% 48.4% 2010 1/1 3.0 7.0 58.3% 61.9% 26.7% 33.3% 33.3% 47.2% 45.9%
21 2017 49/51 2.8 3.7 61.8% 62.7% 44.6% 52.5% 52.3% 55.8% 46.7% — —/— — — — — — — — — —
22 2018 60/64 3.3 4.0 61.0% 66.0% 46.8% 53.5% 47.2% 58.6% 47.0% — —/— — — — — — — — — —
23 2019 57/60 2.8 4.3 61.2% 67.3% 48.5% 56.8% 46.6% 59.8% 46.2% 2013 1/1 1.0 2.0 50.0% 35.7% 46.4% 45.5% 50.0% 41.1% 32.5%
24 2020 45/45 3.2 3.5 61.0% 70.2% 48.1% 62.3% 52.8% 61.5% 47.3% 2014 6/9 1.0 2.2 77.4% 57.8% 48.3% 49.0% 66.6% 55.9% 41.8%
25 2021 50/52 3.8 5.9 58.5% 68.3% 43.7% 49.4% 51.2% 57.9% 46.8% 2015 10/10 1.1 1.4 70.7% 56.7% 44.8% 46.6% 42.1% 53.2% 39.2%
26 2022 47/49 3.3 5.7 57.9% 69.3% 44.9% 46.9% 52.3% 58.8% 46.7% 2016 23/24 0.9 2.1 72.8% 60.3% 44.0% 51.9% 53.3% 56.2% 43.8%
27 2023 47/47 3.8 6.6 54.0% 68.2% 43.7% 49.7% 48.3% 57.0% 46.4% 2017 14/14 0.8 1.9 72.2% 51.3% 46.6% 50.0% 44.8% 50.5% 39.6%
28 2024 52/52 3.5 4.8 54.9% 67.7% 47.2% 49.2% 43.5% 58.6% 43.5% 2018 3/3 0.0 1.3 73.7% 46.1% 30.8% 31.0% 35.0% 42.0% 39.6%
29 2025 42/57 4.7 4.2 55.7% 70.9% 46.7% 61.7% 45.9% 60.1% 44.3% 2019 2/2 0.0 1.5 63.9% 53.8% 36.3% 43.8% 37.5% 47.5% 40.6%
30 2026 40/43 4.0 4.4 59.7% 71.5% 43.3% 59.2% 45.6% 60.2% 44.6% 2020 2/2 0.0 4.5 74.3% 53.9% 30.5% 57.7% 73.3% 47.8% 40.6%
31 — —/— — — — — — — — — — 2021 4/4 0.0 3.0 70.6% 54.0% 39.4% 42.2% 19.1% 49.9% 34.3%
33 — —/— — — — — — — — — — 2023 2/2 0.5 2.0 78.0% 54.7% 36.4% 44.4% 45.0% 50.7% 45.8%
Career — 495/526 3.5 4.7 58.6% 67.9% 45.9% 53.8% 48.7% 58.8% 46.0% — 70/75 0.8 2.3 71.8% 55.8% 42.9% 48.0% 48.0% 52.4% 41.1%

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 Elise Mertens Cagla Buyukakcay
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 — — — — — — — — — — — — — — — — 2005 1483 94.6 — — — — — — — 0.0% -4.50 — — — +0.10
18 — — — — — — — — — — — — — — — — 2008 1468 99.2 -1.12 -0.54 0.855 47.4% — — — 33.3% -1.00 0–1 0–1 — +0.07
19 — — — — — — — — — — — — — — — — 2009 1457 96.7 -2.02 +3.84 0.842 45.5% — — — 33.3% -2.33 0–1 — — +0.02
20 2016 1546 114.6 +0.31 +2.24 1.071 51.6% — — +187 53.3% +0.73 1–2 (33%) 1–0 — -0.48 2010 1447 101.4 -4.34 0.00 0.870 46.5% — — — 0.0% -1.50 — 0–1 — 0.00
21 2017 1734 133.6 +0.24 +2.71 1.057 51.3% -42 -32 -72 54.4% +0.38 10–6 (63%) 6–8 (43%) 104.5 -1.32 — — — — — — — — — — — — — — — —
22 2018 1820 149.2 +2.19 +3.65 1.136 52.8% -27 +78 -134 64.7% +1.14 11–6 (65%) 10–9 (53%) 102.7 +1.85 — — — — — — — — — — — — — — — —
23 2019 1841 151.4 +3.21 +3.08 1.150 52.7% +18 -36 -88 58.2% +0.82 9–12 (43%) 6–9 (40%) 95.6 -0.24 2013 1439 95.4 -4.52 -3.14 0.552 37.5% — — — 0.0% -5.00 — — — -0.03
24 2020 1934 157.8 +3.90 +3.73 1.228 54.2% +19 -60 — 67.6% +1.38 7–5 (58%) 2–3 (40%) 98.9 -0.09 2014 1443 104.7 -0.68 +0.08 0.946 49.6% +20 — — 33.3% -0.83 0–2 0–2 — +0.25
25 2021 1845 151.6 +1.62 +4.16 1.112 52.2% +60 +64 -104 60.3% +0.89 10–6 (63%) 8–6 (57%) 101.2 -0.07 2015 1423 111.8 -1.87 -2.44 0.838 46.4% +37 +52 — 26.1% -1.39 1–2 (33%) 1–4 (20%) 97.2 -0.22
26 2022 1789 144.1 +1.46 +3.03 1.134 52.5% +31 +82 -28 55.7% +0.70 7–9 (44%) 4–5 (44%) 94.2 +1.98 2016 1529 118.4 -0.08 +0.21 1.000 50.1% -35 +83 — 50.0% +0.06 3–3 (50%) 2–4 (33%) 100.3 -0.09
27 2023 1819 147.2 +0.37 +2.82 1.081 51.6% +29 +20 -94 56.6% +0.57 6–8 (43%) 7–3 (70%) 100.3 -0.17 2017 1513 103.4 -3.91 -1.84 0.800 45.3% -77 +91 — 36.4% -1.36 1–4 (20%) 4–1 (80%) 98.4 -0.02
28 2024 1789 149.2 +1.83 +1.03 1.051 50.7% +1 +82 -81 54.0% +0.28 8–9 (47%) 1–5 (17%) 96.0 -1.04 2018 1522 102.5 -2.80 -0.42 0.682 40.8% — — — 0.0% -3.50 — — — -0.23
29 2025 1867 155.8 +3.19 +1.74 1.111 52.0% -32 +16 +59 63.3% +0.97 7–10 (41%) 10–7 (59%) 98.4 -1.14 2019 1533 105.1 -1.34 -0.45 0.773 44.1% — — — 0.0% -2.75 — 0–1 — -0.22
30 2026 1899 147.1 +2.55 +2.24 1.122 52.2% -41 -27 +78 59.2% +0.78 6–6 (50%) 3–2 (60%) 101.1 +1.71 2020 1560 107.9 -2.62 +0.10 0.777 45.3% — — — 20.0% -1.20 0–1 — — -0.08
31 — — — — — — — — — — — — — — — — 2021 1513 99.5 -0.59 -0.91 0.685 42.6% — — — 11.1% -3.22 0–1 1–0 — -0.38
33 — — — — — — — — — — — — — — — — 2023 1472 97.9 -1.98 -1.25 0.927 48.8% — — — 50.0% -0.50 — 0–1 — -0.04
34 — — — — — — — — — — — — — — — — 2024 1459 — — — — — — — — — — — — — —
35 — — — — — — — — — — — — — — — — 2025 1411 — — — — — — — — — — — — — —
36 — — — — — — — — — — — — — — — — 2026 1393 — — — — — — — — — — — — — —
Career — 2000 153.9 +2.02 +2.84 1.116 52.2% +3 +18 -22 59.4% +0.80 82–79 (51%) 58–57 (50%) 98.9 +0.19 — 1613 110.3 -1.63 -0.75 0.865 47.0% -12 +82 — 33.9% -1.13 5–15 (25%) 8–15 (35%) 89.7 -1.16

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.