Katerina Siniakova
| WTA Miami | 03/22 17:00 | 23 | [158] Bethanie Mattek-Sands v Katerina Siniakova [37] | 6-3,4-6,6-4 | |
| WTA Indian Wells | 03/14 02:45 | 25 | [42] Katerina Siniakova v Caroline Wozniacki [14] | 3-6,1-6 | |
| WTA Indian Wells | 03/11 19:00 | 24 | [24] Carla Suarez Navarro v Katerina Siniakova [42] | 3-6,5-7 | |
| WTA Indian Wells | 03/09 20:45 | 23 | [42] Katerina Siniakova v Mona Barthel [95] | 4-6,6-4,6-4 | |
| WTA Dubai | 02/20 10:45 | 24 | [31] Kristina Mladenovic v Katerina Siniakova [40] | 6-3,6-3 | |
| WTA Taipei | 02/02 05:00 | 26 | [40] Katerina Siniakova v Shuai Peng [71] | 1-6,3-6 | |
| WTA Taipei | 01/30 09:10 | 25 | Katerina Siniakova v Galina Voskoboeva | 5-7,6-4,6-2 | |
| Australian Open 2017 Women | 01/16 00:00 | 23 | [37] Katerina Siniakova v Julia Goerges [56] | 6-3,3-6,4-6 | |
| WTA Shenzhen | 01/07 06:00 | 29 | [39] Alison Riske v Katerina Siniakova [52] | 3-6,4-6 | |
| WTA Shenzhen | 01/06 04:00 | 28 | [10] Johanna Konta v Katerina Siniakova [52] | 6-1,4-6,4-6 | |
| WTA Shenzhen | 01/05 06:25 | 27 | Nina Stojanovic v Katerina Siniakova | 3-6,4-6 | |
| WTA Shenzhen | 01/04 05:05 | 26 | [52] Katerina Siniakova v Simona Halep [4] | 6-3,4-6,7-5 | |
| WTA Shenzhen | 01/02 06:20 | 25 | [83] Shuai Peng v Katerina Siniakova [52] | 3-6,5-7 | |
| Tsjekkia - Extraliga - Kvinner | 12/19 09:00 | 1 | Tereza Martincova v Katerina Siniakova | 1-6,7-6,2-6 | |
| Tsjekkia - Extraliga - Kvinner | 12/18 09:00 | 1 | Katerina Siniakova v Nikola Novotna | 6-1,6-2 | |
| WTA Moskva | 10/18 11:30 | 25 | [23] Anastasia Pavlyuchenkova v Katerina Siniakova [52] | 7-6,5-7,7-5 | |
| WTA Moscow Qual | 10/17 10:00 | 54 | Katerina Siniakova v Viktoriya Tomova | 6-4,6-2 | |
| WTA Moscow Qual | 10/16 11:20 | 46 | Katerina Siniakova v Polina Leykina | 6-4,6-2 | |
| WTA Moscow Qual | 10/15 15:15 | 45 | Katerina Siniakova v Marina Melnikova | 1-6,6-4,6-2 | |
| WTA Hong Kong | 10/12 09:35 | 26 | [51] Katerina Siniakova v Daria Gavrilova [38] | 2-6,5-7 | |
| WTA Hong Kong | 10/10 07:45 | 25 | [51] Katerina Siniakova v Nicole Gibbs [74] | 6-3,4-6,6-2 | |
| WTA Beijing | 10/03 06:30 | 24 | [1] Angelique Kerber v Katerina Siniakova [51] | 6-4,6-4 | |
| WTA Beijing Qual | 10/01 07:45 | 46 | [56] Katerina Siniakova v Varvara Lepchenko [87] | 2-6,7-6,7-6 | |
| WTA Beijing Qual | 09/30 06:30 | 45 | [56] Katerina Siniakova v Jana Cepelova [99] | Retired | |
| WTA Wuhan | 09/27 09:30 | 25 | [22] Caroline Wozniacki v Katerina Siniakova [56] | 6-4,6-4 | |
| WTA Wuhan | 09/25 05:50 | 24 | Katerina Siniakova v Timea Babos | 6-3,7-5 | |
| WTA Wuhan Qual | 09/24 03:00 | 46 | Katerina Siniakova v Ying-Ying Duan | 6-3,6-3 | |
| WTA Wuhan Qual | 09/23 03:00 | 45 | Katerina Siniakova v Xinyun Han | 6-4,6-0 | |
| WTA Guangzhou | 09/20 06:10 | 25 | Anett Kontaveit v Katerina Siniakova | 6-1,6-1 | |
| WTA Tokyo | 09/18 03:00 | 29 | Katerina Siniakova v Christina McHale | 6-3,4-6,4-6 |
Wikipedia - Kateřina Siniaková
Kateřina Siniaková (Czech pronunciation: [ˈkatɛr̝ɪna ˈsɪɲakovaː]; born 10 May 1996) is a Czech professional tennis player. She is a former world No. 1 in doubles.
Siniaková is a seven-time Grand Slam champion in women's doubles, partnering fellow Czech Barbora Krejčíková, having completed the career Super Slam in the discipline. The pairing also finished runners-up at the 2021 Australian Open, and Siniaková reached the final at the 2017 US Open with Lucie Hradecká. She became world No. 1 for the first time in October 2018, and has held the top ranking in doubles for a total of 115 weeks, the sixhth highest total since the beginning of the WTA rankings. Siniaková has won 24 doubles titles on the WTA Tour, including the 2021 WTA Finals and three at WTA 1000 level.
In singles, Siniaková reached her career-high ranking of world No. 31 in October 2018, and has won five WTA titles, at the Shenzhen Open and Swedish Open in 2017, the Slovenia Open in 2022, and the Bad Homburg Open and Jiangxi Open in 2023. Her best major result was at the 2019 French Open, upsetting world No. 1 and reigning US and Australian Open champion Naomi Osaka en route to the fourth round; she has also reached the third round at seven other major tournaments.
Siniaková was part of the Czech team which won the 2018 Fed Cup, and also won doubles gold at the 2020 Tokyo Olympics alongside Krejčíková.