Iga Swiatek
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Coco Gauff | 11 | 3 | 14 | May 1, 2025 | H2H |
| Elena Rybakina | 7 | 6 | 13 | Aug 20, 2026 | H2H |
| Aryna Sabalenka | 8 | 5 | 13 | Jun 5, 2025 | H2H |
| Jessica Pegula | 7 | 5 | 12 | Aug 22, 2026 | H2H |
| Maria Sakkari | 6 | 4 | 10 | Aug 17, 2026 | H2H |
H2H data updated: 2026-09-13 00:00 UTC
Iga Swiatek holds a 4–1 lead over Marta Kostyuk in their WTA head-to-head. Across 5 main-draw meetings, Iga Swiatek leads 3–0 on hard courts, while they are tied 1–1 on clay. Most recently, Iga Swiatek won the 2026 Canadian Open fourth round 3-6 6-1 6-2.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Iga Swiatek | 3-6 6-1 6-2 | Marta Kostyuk | Match data | Aug 8, 2026 | R16 | Canadian Open | WTA 1000 | Hard |
| Marta Kostyuk | 7-5 6-1 | Iga Swiatek | Match data | May 31, 2026 | R16 | Roland Garros | Grand Slam | Clay |
| Iga Swiatek | 6-2 6-2 | Marta Kostyuk | Match data | Aug 17, 2024* | R16 | Cincinnati Open | WTA 1000 | Hard |
| Iga Swiatek | 6-2 6-1 | Marta Kostyuk | Match data | Mar 16, 2024* | SF | Indian Wells Open | WTA 1000 | Hard |
| Iga Swiatek | 6-3 6-4 | Marta Kostyuk | Match data | Jun 7, 2021* | R16 | Roland Garros | Grand Slam | 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.
| 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 |
| Marta Kostyuk | #11 | #11 | 3,980 | 2,109 | 161 | 117 | 57.9% | 0 | 1 | 0 | 0 | 2 | 3 |
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 | Marta Kostyuk | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | — | — | — | — | — | — | — | 2018 | 3–5 | 37.5% | #119 | 1,515 | 0 | 0 |
| 17 | — | — | — | — | — | — | — | 2019 | 2–3 | 40.0% | #153 | 1,615 | 0 | 0 |
| 18 | 2019 | 14–11 | 56.0% | #60 | 1,744 | 0 | 0 | 2020 | 2–5 | 28.6% | #99 | 1,661 | 0 | 0 |
| 19 | 2020 | 13–5 | 72.2% | #17 | 1,863 | 1 | 1 | 2021 | 19–16 | 54.3% | #50 | 1,739 | 0 | 0 |
| 20 | 2021 | 36–15 | 70.6% | #9 | 1,936 | 1 | 3 | 2022 | 16–20 | 44.4% | #69 | 1,754 | 0 | 0 |
| 21 | 2022 | 65–9 | 87.8% | #1 | 2,165 | 3 | 11 | 2023 | 23–20 | 53.5% | #39 | 1,810 | 0 | 1 |
| 22 | 2023 | 67–11 | 85.9% | #1 | 2,224 | 4 | 17 | 2024 | 36–20 | 64.3% | #18 | 1,889 | 0 | 1 |
| 23 | 2024 | 55–9 | 85.9% | #2 | 2,208 | 5 | 22 | 2025 | 25–19 | 56.8% | #26 | 1,890 | 0 | 1 |
| 24 | 2025 | 58–16 | 78.4% | #2 | 2,142 | 6 | 25 | 2026 | 35–9 | 79.5% | #11 | 2,082 | 0 | 3 |
| 25 | 2026 | 33–12 | 73.3% | #8 | 2,116 | 6 | 26 | — | — | — | — | — | — | — |
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 | Marta Kostyuk | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Yr | Hard | Clay | Grass | |||||||||||||||||||
| 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% | — | — | — | — |
| 18 | 2019 | 7 | 6 | 13 | 53.8% | 7 | 3 | 10 | 70.0% | 0 | 2 | 2 | 0.0% | 2020 | 2 | 3 | 5 | 40.0% | 0 | 2 | 2 | 0.0% | — | — | — | — |
| 19 | 2020 | 6 | 4 | 10 | 60.0% | 7 | 1 | 8 | 87.5% | — | — | — | — | 2021 | 11 | 10 | 21 | 52.4% | 6 | 3 | 9 | 66.7% | 2 | 3 | 5 | 40.0% |
| 20 | 2021 | 20 | 11 | 31 | 64.5% | 12 | 2 | 14 | 85.7% | 4 | 2 | 6 | 66.7% | 2022 | 12 | 14 | 26 | 46.2% | 1 | 4 | 5 | 20.0% | 3 | 2 | 5 | 60.0% |
| 21 | 2022 | 45 | 7 | 52 | 86.5% | 18 | 1 | 19 | 94.7% | 2 | 1 | 3 | 66.7% | 2023 | 20 | 15 | 35 | 57.1% | 1 | 3 | 4 | 25.0% | 2 | 2 | 4 | 50.0% |
| 22 | 2023 | 41 | 7 | 48 | 85.4% | 19 | 2 | 21 | 90.5% | 7 | 2 | 9 | 77.8% | 2024 | 26 | 12 | 38 | 68.4% | 8 | 5 | 13 | 61.5% | 2 | 3 | 5 | 40.0% |
| 23 | 2024 | 27 | 6 | 33 | 81.8% | 26 | 2 | 28 | 92.9% | 2 | 1 | 3 | 66.7% | 2025 | 19 | 13 | 32 | 59.4% | 6 | 3 | 9 | 66.7% | 0 | 3 | 3 | 0.0% |
| 24 | 2025 | 37 | 11 | 48 | 77.1% | 11 | 4 | 15 | 73.3% | 10 | 1 | 11 | 90.9% | 2026 | 14 | 7 | 21 | 66.7% | 16 | 1 | 17 | 94.1% | 5 | 1 | 6 | 83.3% |
| 25 | 2026 | 22 | 6 | 28 | 78.6% | 9 | 4 | 13 | 69.2% | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 205 | 58 | 263 | 77.9% | 109 | 19 | 128 | 85.2% | 27 | 11 | 38 | 71.1% | — | 106 | 77 | 183 | 57.9% | 41 | 25 | 66 | 62.1% | 14 | 15 | 29 | 48.3% |
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 261/278 of Marta Kostyuk'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 | Marta Kostyuk | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| 18 | 2019 | 25/25 | 3.6 | 3.2 | 54.2% | 64.5% | 50.8% | 54.2% | 49.8% | 58.2% | 45.4% | 2020 | 7/7 | 3.6 | 5.3 | 62.0% | 64.8% | 43.4% | 60.9% | 35.8% | 56.2% | 42.0% |
| 19 | 2020 | 18/18 | 1.9 | 2.3 | 57.8% | 63.8% | 53.6% | 54.6% | 46.5% | 59.4% | 48.9% | 2021 | 35/35 | 2.7 | 3.9 | 62.7% | 61.9% | 45.2% | 51.6% | 45.5% | 55.6% | 44.0% |
| 20 | 2021 | 47/51 | 2.6 | 2.5 | 57.0% | 70.7% | 53.6% | 51.5% | 43.7% | 63.4% | 46.1% | 2022 | 35/36 | 3.4 | 5.3 | 60.8% | 64.4% | 41.0% | 48.5% | 40.3% | 55.5% | 42.6% |
| 21 | 2022 | 74/74 | 2.0 | 2.1 | 65.4% | 68.3% | 53.3% | 55.3% | 53.4% | 62.9% | 51.5% | 2023 | 43/43 | 3.1 | 6.0 | 57.0% | 66.3% | 43.4% | 48.0% | 49.1% | 56.5% | 43.6% |
| 22 | 2023 | 74/78 | 1.6 | 1.6 | 65.3% | 71.0% | 56.2% | 49.1% | 59.0% | 66.0% | 53.0% | 2024 | 50/56 | 3.0 | 6.8 | 57.2% | 65.8% | 44.1% | 52.9% | 53.3% | 56.6% | 44.8% |
| 23 | 2024 | 57/64 | 2.0 | 1.5 | 65.8% | 71.0% | 57.1% | 59.0% | 48.8% | 66.2% | 49.4% | 2025 | 34/44 | 3.0 | 5.8 | 59.5% | 67.7% | 46.0% | 62.0% | 49.1% | 58.9% | 45.1% |
| 24 | 2025 | 63/74 | 3.1 | 3.1 | 61.4% | 70.5% | 49.0% | 57.0% | 53.8% | 62.4% | 49.5% | 2026 | 44/44 | 4.0 | 4.2 | 57.7% | 71.2% | 48.0% | 59.4% | 53.3% | 61.4% | 48.1% |
| 25 | 2026 | 45/45 | 1.7 | 3.1 | 66.2% | 69.0% | 51.2% | 58.4% | 54.4% | 62.8% | 50.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| Career | — | 403/429 | 2.2 | 2.3 | 62.9% | 69.4% | 53.3% | 54.8% | 52.3% | 63.5% | 49.9% | — | 261/278 | 3.2 | 5.4 | 58.9% | 66.4% | 44.7% | 53.6% | 49.0% | 57.4% | 44.6% |
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 | Marta Kostyuk | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 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 | 2020 | 1661 | 127.8 | -0.40 | -0.50 | 0.959 | 49.2% | -2 | — | — | 37.5% | -0.88 | 0–2 | 2–1 (67%) | — | -0.16 |
| 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 | 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 |
| 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 | 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 |
| 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 | 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 |
| 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 | 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 |
| 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 | 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 |
| 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 | 2026 | 2082 | 166.2 | +4.43 | +5.66 | 1.244 | 54.7% | -66 | +24 | -302 | 72.3% | +1.78 | 10–3 (77%) | 4–6 (40%) | 105.0 | -2.32 |
| 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 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 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 | — | 2110 | 153.3 | +0.90 | +2.01 | 1.047 | 51.1% | +4 | -31 | -215 | 55.5% | +0.45 | 57–44 (56%) | 37–35 (51%) | 104.8 | -1.59 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Coco Gauff | 11 | 3 | 14 | May 1, 2025 | H2H |
| Elena Rybakina | 7 | 6 | 13 | Aug 20, 2026 | H2H |
| Aryna Sabalenka | 8 | 5 | 13 | Jun 5, 2025 | H2H |
| Jessica Pegula | 7 | 5 | 12 | Aug 22, 2026 | H2H |
| Maria Sakkari | 6 | 4 | 10 | Aug 17, 2026 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Daria Kasatkina | 4 | 4 | 8 | Jul 31, 2025 | H2H |
| Jessica Pegula | 3 | 4 | 7 | Apr 26, 2026 | H2H |
| Coco Gauff | 2 | 4 | 6 | Aug 22, 2026 | H2H |
| Elena Rybakina | 1 | 5 | 6 | Mar 22, 2026 | H2H |
| Iga Swiatek | 1 | 4 | 5 | Aug 8, 2026 | H2H |