Katerina Siniakova: 2026 record, ranking and statistics
Katerina Siniakova (Czech Republic) is ranked No. 87 in the WTA singles rankings with 855 points (as of October 12, 2026). In 2026, Katerina Siniakova is 18-19 in the 37 completed matches StatsNext stores, 10-12 on hard, 4-4 on clay, 4-3 on grass.
Country: Czech Republic · 5'9" · Plays: Right-Handed
How is Katerina Siniakova playing in 2026?
Katerina Siniakova is 18-18 in 2026 (50% of 36 completed matches StatsNext stores), 10-11 on hard, 4-4 on clay, 4-3 on grass, and 4-6 in the last 10. Over the last 52 weeks Katerina Siniakova won 57.6% of service points (WTA average 56.1%) and 44.5% of return points (average 43.9%): a Dominance Ratio of 1.05 against 1.00, from 35 matches with statistics through October 16, 2026.
| Sets in 2026 | Katerina Siniakova |
|---|---|
| First sets won | 19-17 (53%) |
| Matches won after winning the first set | 14-4 (78%) |
| Matches won after losing the first set | 4-13 (24%) |
| Tiebreaks won | 4-4 (50%) |
| Deciding sets won | 4-9 (31%) |
Completed matches in 2026 (walkovers excluded; retirements left out of the first-set conversions). A deciding set is the final set of a match that went the distance, best of 3 or 5 taken from the final score. Past results describe form; they are not a forecast.
Ranking
| Measure | Value |
|---|---|
| Current rank | No. 87 |
| Points | 855 |
| Best rank stored (since August 1, 2016) | No. 31 (October 29, 2018) |
2026 record by surface
| Surface | Matches | W-L | Win rate |
|---|---|---|---|
| Hard | 22 | 10-12 | 45.5% |
| Clay | 8 | 4-4 | 50.0% |
| Grass | 7 | 4-3 | 57.1% |
2026 serve and return
| Measure | Value |
|---|---|
| Aces per match | 1.9 |
| Double faults per match | 4.6 |
| First serves in | 62.6% |
| First-serve points won | 64.7% |
| Second-serve points won | 45.3% |
| Break points saved | 55.5% |
| Service points won | 57.6% |
| First-serve return points won | 38.5% |
| Second-serve return points won | 54.7% |
| Break points converted | 47.8% |
| Return points won | 44.5% |
| Total points won | 51% |
| Dominance Ratio | 1.1 |
| Serve rating | 103.5 |
| Return rating | 95.2 |
| Games won | 51.3% |
| First sets won | 52.8% |
| Tiebreak sets won | 50% |
| Deciding sets won | 30.8% |
Figures over 36 matches in 2026 with recorded statistics, the same as the StatsNext app and Stats Explorer.
Last 52 weeks: serve, return and Dominance Ratio
| Measure | Katerina Siniakova | Tour average |
|---|---|---|
| Service points won | 57.6% | 56.1% |
| First serves in | 62.6% | 63.4% |
| First-serve points won | 64.7% | 62.7% |
| Second-serve points won | 45.3% | 45.3% |
| Break points saved | 55.5% | 51.8% |
| Return points won | 44.5% | 43.9% |
| First-serve return points won | 38.5% | 37.4% |
| Second-serve return points won | 54.7% | 54.8% |
| Break points converted | 47.8% | 48.2% |
| Total points won | 51.0% | 50.0% |
| Dominance Ratio | 1.05 | 1.00 |
| Aces per match | 1.9 | 2.3 |
| Double faults per match | 4.6 | 3.6 |
| Serve rating | 103.5 | 103.0 |
| Return rating | 95.2 | 94.4 |
| Tiebreaks won-lost | 4-4 | |
| Deciding sets won-lost | 4-9 |
| Surface | W-L | Service pts won | Return pts won | DR |
|---|---|---|---|---|
| Hard | 10-11 | 56.0% | 45.1% | 1.02 |
18-18 in 36 matches; rates from 35 matches with published statistics, through October 16, 2026. Last 52 weeks of stored singles matches. Dominance Ratio compares return points won with service points lost. Hold and break percentages are not published. Serve and return leaders
2026 season: Katerina Siniakova among players
| Figure | Katerina Siniakova | Place |
|---|---|---|
| Games won | 51.3 | 115th of 253 |
| Total points won | 51.0 | 74th of 253 |
| Dominance Ratio | 1.05 | 70th of 253 |
| Service points won | 57.6 | 89th of 245 |
| First serves in | 62.6 | 135th of 245 |
| First serve points won | 64.7 | 93rd of 245 |
| Second serve points won | 45.3 | 143rd of 245 |
| Break points saved | 55.5 | 55th of 245 |
| Aces | 1.9 | 126th of 245 |
| Double faults | 4.6 | 190th of 245 |
| Return points won | 44.5 | 107th of 245 |
| First serve return points won | 38.5 | 92nd of 245 |
| Second serve return points won | 54.7 | 129th of 245 |
| Break points converted | 47.8 | 135th of 245 |
| Matches where the player won the first set | 52.8 | 122nd of 253 |
| Tiebreak sets won | 50.0 | 121st of 253 |
| Deciding sets won | 30.8 | 225th of 253 |
The same figures and places as the StatsNext Stats Explorer for the 2026 season, among the players with enough matches that season. 1st is the best (the lowest for figures where lower is better).
Recent matches
| Tournament week | Tournament | Round | Opponent | Result | Score |
|---|---|---|---|---|---|
| Oct 12, 2026 | Wuhan | Round of 64 | Liudmila Samsonova | L | 1-6 7-5 2-6 |
| Sep 30, 2026 | Beijing | Round of 64 | Elina Svitolina | L | 6-1 4-6 2-6 |
| Sep 30, 2026 | Beijing | Round of 128 | Magda Linette | W | 6-4 6-3 |
| Aug 30, 2026 | US Open | Round of 64 | Naomi Osaka | L | 2-6 7-5 1-6 |
| Aug 30, 2026 | US Open | Round of 128 | Elisabetta Cocciaretto | W | 6-3 6-2 |
| Aug 13, 2026 | Cincinnati | Round of 32 | Madison Keys | L | 1-6 3-6 |
| Aug 13, 2026 | Cincinnati | Round of 64 | Jessica Bouzas Maneiro | W | 6-7(5) 6-1 6-1 |
| Aug 2, 2026 | Montreal | Round of 64 | Kamilla Rakhimova | L (unfinished) | 7-6(1) 0-6 2-5 |
| Jun 29, 2026 | Wimbledon | Round of 64 | Nikola Bartunkova | L | 2-6 4-6 |
| Jun 29, 2026 | Wimbledon | Round of 128 | Qinwen Zheng | W | 6-4 6-4 |
| Jun 21, 2026 | Bad Homburg | Round of 32 | Liudmila Samsonova | L | 3-6 5-7 |
| Jun 15, 2026 | Berlin | Round of 16 | Jessica Pegula | L | 2-6 4-6 |
| Jun 15, 2026 | Berlin | Round of 32 | Rebeka Masarova | W | 6-2 6-4 |
| Jun 15, 2026 | Berlin | Qualifying round 2 | Lin Zhu | W | 6-4 6-2 |
| Jun 15, 2026 | Berlin | Qualifying round 1 | Yue Yuan | W | 6-4 6-2 |
Head-to-head
- Jessica Pegula vs Katerina Siniakova (3 meetings)
- Diana Shnaider vs Katerina Siniakova (3 meetings)
- Ashlyn Krueger vs Katerina Siniakova (3 meetings)
- Katerina Siniakova vs Naomi Osaka (2 meetings)
- Katerina Siniakova vs Qinwen Zheng (2 meetings)
- Katerina Siniakova vs Liudmila Samsonova (2 meetings)
- Elena-Gabriela Ruse vs Katerina Siniakova (2 meetings)
- Camila Osorio vs Katerina Siniakova (2 meetings)
- Caty Mcnally vs Katerina Siniakova (2 meetings)
- Anna Blinkova vs Katerina Siniakova (2 meetings)
- Daria Kasatkina vs Katerina Siniakova (2 meetings)
- Katerina Siniakova vs Rebeka Masarova (2 meetings)
How to read these numbers
- Matches are singles matches StatsNext stores; walkovers are listed but not counted in records.
- The provider dates every match with its tournament’s start date, so dates are tournament weeks.
- A round shows a dash when the provider’s round code cannot be mapped to a named round.
This page shows results and statistics only. It contains no sportsbook prices or betting lines. Current markets and StatsNext research are in the app.
Research in StatsNext
- Katerina Siniakova in StatsNext: Player Research with serve and return by window and surface, Dominance Ratio, results by opponent rank, workload and current markets
- WTA singles rankings
- WTA advanced stats
- WTA tournaments and research