H2H data updated: 2026-09-13 00:00 UTC

Iga Swiatek vs Elise Mertens H2H: 2-0

Iga Swiatek holds a 2–0 lead over Elise Mertens in their WTA head-to-head. Across 2 main-draw meetings, Iga Swiatek leads 1–0 on clay and 1–0 on hard courts. Most recently, Iga Swiatek won the 2025 Miami Open third round 7-6(2) 6-1.

Poland Age 25 Right-Handed 176 cm / 5'9"
H2H
2 0
2 main-draw meetings
Belgium Age 30 Right-Handed 179 cm / 5'10"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Iga Swiatek #2 7-6(2) 6-1 Elise Mertens #28 Match data Mar 23, 2025 R32 Miami Open WTA 1000 Hard
Iga Swiatek #1 6-3 6-4 Elise Mertens #30 Match data Apr 19, 2024* R16 Porsche Tennis Grand Prix WTA 500 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
Iga Swiatek #8 #1 11,695 2,287 341 88 79.5% 6 12 1 6 1 26
Elise Mertens #20 #12 3,685 2,000 320 205 61.0% 0 0 0 2 8 10

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 Iga Swiatek Elise Mertens
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 2019 14–11 56.0% #60 1,744 0 0
19 2020 13–5 72.2% #17 1,863 1 1
20 2021 36–15 70.6% #9 1,936 1 3 2016 3–3 50.0% #125 1,545 0 0
21 2022 65–9 87.8% #1 2,165 3 11 2017 30–21 58.8% #35 1,734 0 1
22 2023 67–11 85.9% #1 2,224 4 17 2018 44–20 68.8% #12 1,820 0 4
23 2024 55–9 85.9% #2 2,208 5 22 2019 35–25 58.3% #17 1,840 0 5
24 2025 58–16 78.4% #2 2,142 6 25 2020 32–13 71.1% #20 1,934 0 5
25 2026 33–12 73.3% #8 2,116 6 26 2021 33–19 63.5% #21 1,845 0 6
26 2022 28–21 57.1% #29 1,789 0 7
27 2023 26–21 55.3% #29 1,818 0 8
28 2024 27–25 51.9% #34 1,788 0 8
29 2025 36–20 64.3% #20 1,866 0 10
30 2026 26–17 60.5% #20 1,898 0 10

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 Iga Swiatek Elise Mertens
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 %
18 2019 7 6 13 53.8% 7 3 10 70.0% 0 2 2 0.0%
19 2020 6 4 10 60.0% 7 1 8 87.5%
20 2021 20 11 31 64.5% 12 2 14 85.7% 4 2 6 66.7% 2016 0 1 1 0.0% 3 2 5 60.0%
21 2022 45 7 52 86.5% 18 1 19 94.7% 2 1 3 66.7% 2017 18 11 29 62.1% 11 6 17 64.7% 1 4 5 20.0%
22 2023 41 7 48 85.4% 19 2 21 90.5% 7 2 9 77.8% 2018 26 14 40 65.0% 14 2 16 87.5% 4 4 8 50.0%
23 2024 27 6 33 81.8% 26 2 28 92.9% 2 1 3 66.7% 2019 24 15 39 61.5% 4 6 10 40.0% 7 4 11 63.6%
24 2025 37 11 48 77.1% 11 4 15 73.3% 10 1 11 90.9% 2020 23 9 32 71.9% 9 4 13 69.2%
25 2026 22 6 28 78.6% 9 4 13 69.2% 2 2 4 50.0% 2021 22 11 33 66.7% 9 5 14 64.3% 2 3 5 40.0%
26 2022 19 14 33 57.6% 5 3 8 62.5% 4 4 8 50.0%
27 2023 20 15 35 57.1% 5 4 9 55.6% 1 2 3 33.3%
28 2024 18 16 34 52.9% 6 5 11 54.5% 3 4 7 42.9%
29 2025 22 13 35 62.9% 6 5 11 54.5% 8 2 10 80.0%
30 2026 14 9 23 60.9% 5 4 9 55.6% 7 4 11 63.6%
Career 205 58 263 77.9% 109 19 128 85.2% 27 11 38 71.1% 206 128 334 61.7% 74 44 118 62.7% 40 33 73 54.8%

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 403/429 of Iga Swiatek's and 495/526 of Elise Mertens'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 Iga Swiatek Elise Mertens
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 2019 25/25 3.6 3.2 54.2% 64.5% 50.8% 54.2% 49.8% 58.2% 45.4% —/—
19 2020 18/18 1.9 2.3 57.8% 63.8% 53.6% 54.6% 46.5% 59.4% 48.9% —/—
20 2021 47/51 2.6 2.5 57.0% 70.7% 53.6% 51.5% 43.7% 63.4% 46.1% 2016 6/6 2.8 4.7 55.3% 61.0% 47.1% 44.4% 67.4% 54.9% 48.4%
21 2022 74/74 2.0 2.1 65.4% 68.3% 53.3% 55.3% 53.4% 62.9% 51.5% 2017 49/51 2.8 3.7 61.8% 62.7% 44.6% 52.5% 52.3% 55.8% 46.7%
22 2023 74/78 1.6 1.6 65.3% 71.0% 56.2% 49.1% 59.0% 66.0% 53.0% 2018 60/64 3.3 4.0 61.0% 66.0% 46.8% 53.5% 47.2% 58.6% 47.0%
23 2024 57/64 2.0 1.5 65.8% 71.0% 57.1% 59.0% 48.8% 66.2% 49.4% 2019 57/60 2.8 4.3 61.2% 67.3% 48.5% 56.8% 46.6% 59.8% 46.2%
24 2025 63/74 3.1 3.1 61.4% 70.5% 49.0% 57.0% 53.8% 62.4% 49.5% 2020 45/45 3.2 3.5 61.0% 70.2% 48.1% 62.3% 52.8% 61.5% 47.3%
25 2026 45/45 1.7 3.1 66.2% 69.0% 51.2% 58.4% 54.4% 62.8% 50.3% 2021 50/52 3.8 5.9 58.5% 68.3% 43.7% 49.4% 51.2% 57.9% 46.8%
26 —/— 2022 47/49 3.3 5.7 57.9% 69.3% 44.9% 46.9% 52.3% 58.8% 46.7%
27 —/— 2023 47/47 3.8 6.6 54.0% 68.2% 43.7% 49.7% 48.3% 57.0% 46.4%
28 —/— 2024 52/52 3.5 4.8 54.9% 67.7% 47.2% 49.2% 43.5% 58.6% 43.5%
29 —/— 2025 42/57 4.7 4.2 55.7% 70.9% 46.7% 61.7% 45.9% 60.1% 44.3%
30 —/— 2026 40/43 4.0 4.4 59.7% 71.5% 43.3% 59.2% 45.6% 60.2% 44.6%
Career 403/429 2.2 2.3 62.9% 69.4% 53.3% 54.8% 52.3% 63.5% 49.9% 495/526 3.5 4.7 58.6% 67.9% 45.9% 53.8% 48.7% 58.8% 46.0%

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 Iga Swiatek Elise Mertens
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
18 2019 1745 132.7 +0.77 +1.74 1.084 51.8% -28 -78 51.7% +0.22 6–4 (60%) 1–3 (25%) 102.2 +0.81
19 2020 1864 147.1 +2.15 +3.63 1.204 54.0% -102 -28 71.1% +1.58 1–1 1–2 (33%) -0.06
20 2021 1937 156.2 +5.89 +3.79 1.261 54.4% -81 +86 -187 67.6% +1.32 5–5 (50%) 5–3 (63%) 101.2 +0.86 2016 1546 114.6 +0.31 +2.24 1.071 51.6% +187 53.3% +0.73 1–2 (33%) 1–0 -0.48
21 2022 2166 172.9 +6.26 +8.30 1.388 57.0% +1 +38 -403 79.6% +2.40 16–5 (76%) 6–5 (55%) 104.9 -0.64 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 2023 2225 175.7 +8.79 +10.09 1.558 59.3% +33 +59 -314 83.0% +2.76 9–6 (60%) 10–4 (71%) 102.0 -1.15 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 2024 2208 173.7 +8.58 +7.08 1.463 57.5% +22 +181 -245 80.5% +2.34 8–3 (73%) 6–2 (75%) 101.3 -0.33 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
24 2025 2143 173.0 +5.66 +6.77 1.318 55.9% +24 +166 +108 75.3% +1.91 8–7 (53%) 7–6 (54%) 95.7 -0.36 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
25 2026 2117 167.7 +5.34 +7.29 1.353 56.4% +75 +109 +15 69.9% +1.89 7–8 (47%) 4–3 (57%) 93.2 +0.56 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
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
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
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
29 2025 1867 155.7 +3.19 +1.74 1.111 52.0% -32 +16 +59 63.3% +0.97 7–10 (41%) 10–7 (59%) 98.4 -1.11
30 2026 1899 147.2 +2.55 +2.23 1.122 52.2% -42 -27 +78 59.2% +0.78 6–6 (50%) 3–2 (60%) 101.1 +1.70
Career 2288 172.8 +6.29 +6.96 1.366 56.5% +7 +87 -129 75.0% +2.02 60–39 (61%) 40–28 (59%) 100.6 -0.07 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

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.