# WTA Win Percentage vs Top 20 by Season – Year-by-Year Leaders (Modern Era)

Source: https://tennis-db.com/wta/leaders/top-20-win-pct/year-by-year
Tour: WTA
Era: Modern Era (1990+)

## Leaderboard
| Rank | Player | Season | W vs Top 10 | W% vs Top 10 | W vs Top 20 | W% vs Top 20 | W vs Top 50 | W% vs Top 50 | W vs Top 100 | W% vs Top 100 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | Aryna Sabalenka | 2026 | 5 | 83.3% | 12 | 92.3% | 22 | 84.6% | 28 | 87.5% |
| 2 | Aryna Sabalenka | 2025 | 15 | 75.0% | 22 | 73.3% | 41 | 78.8% | 58 | 82.9% |
| 3 | Aryna Sabalenka | 2024 | 11 | 64.7% | 21 | 77.8% | 37 | 74.0% | 46 | 78.0% |
| 4 | Iga Swiatek | 2023 | 14 | 73.7% | 23 | 79.3% | 41 | 82.0% | 58 | 84.1% |
| 5 | Iga Swiatek | 2022 | 15 | 88.2% | 21 | 91.3% | 41 | 82.0% | 54 | 85.7% |
| 6 | Ashleigh Barty | 2021 | 7 | 87.5% | 15 | 93.8% | 20 | 76.9% | 38 | 84.4% |
| 7 | Garbiñe Muguruza | 2020 | 3 | 60.0% | 6 | 66.7% | 10 | 66.7% | 20 | 74.1% |
| 8 | Victoria Azarenka | 2020 | 3 | - | 6 | 66.7% | 12 | 80.0% | 18 | 78.3% |
| 9 | Bianca Andreescu | 2019 | 8 | 72.7% | 12 | 66.7% | 22 | 73.3% | 27 | 77.1% |
| 10 | Simona Halep | 2018 | 6 | 60.0% | 16 | 72.7% | 26 | 70.3% | 39 | 78.0% |
| 11 | Sloane Stephens | 2017 | 3 | 60.0% | 7 | 70.0% | 15 | 75.0% | 15 | 68.2% |
| 12 | Victoria Azarenka | 2016 | 4 | 80.0% | 7 | 87.5% | 12 | - | 18 | 85.7% |
| 13 | Serena Williams | 2015 | 6 | 75.0% | 15 | 83.3% | 35 | 89.7% | 41 | 89.1% |
| 14 | Serena Williams | 2014 | 12 | 85.7% | 26 | 89.7% | 38 | 80.9% | 45 | 81.8% |
| 15 | Serena Williams | 2013 | 22 | 91.7% | 34 | 91.9% | 53 | 91.4% | 69 | 93.2% |
| 16 | Serena Williams | 2012 | 15 | 83.3% | 18 | 85.7% | 32 | 88.9% | 41 | 89.1% |
| 17 | Caroline Wozniacki | 2011 | 8 | 66.7% | 17 | 77.3% | 38 | 71.7% | 53 | 75.7% |
| 18 | Kim Clijsters | 2010 | 11 | 91.7% | 16 | 80.0% | 25 | 80.6% | 31 | 83.8% |
| 19 | Kim Clijsters | 2009 | 5 | 71.4% | 9 | 81.8% | 9 | - | 11 | - |
| 20 | Serena Williams | 2008 | 9 | 75.0% | 16 | 80.0% | 26 | 78.8% | 32 | 80.0% |
| 21 | Justine Henin | 2007 | 22 | 95.7% | 36 | 92.3% | 46 | 92.0% | 54 | 93.1% |
| 22 | Justine Henin | 2006 | 15 | 68.2% | 27 | 79.4% | 40 | 85.1% | 53 | 86.9% |
| 23 | Justine Henin | 2005 | 9 | 81.8% | 13 | 81.3% | 21 | 84.0% | 34 | 87.2% |
| 24 | Amélie Mauresmo | 2004 | 9 | 56.3% | 27 | 79.4% | 40 | 80.0% | 52 | 82.5% |
| 25 | Serena Williams | 2003 | 10 | 76.9% | 15 | 83.3% | 26 | 89.7% | 36 | 92.3% |

Showing top 25 of 38 rows.

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Canonical URL: https://tennis-db.com/wta/leaders/top-20-win-pct/year-by-year
Data source: TennisDB (tennis-db.com)