| Doubles | |
|---|---|
| 2021 Gippsland Trophy | |
| Champions |  Barbora Krejčíková Kateřina Siniaková |
| Runners-up |  Chan Hao-ching Latisha Chan |
| Score | 6–3, 7–6(7–4) |
The Gippsland Trophy was a new addition to the WTA Tour in 2021.
Barbora Krejčíková and Kateřina Siniaková won the title, defeating Chan Hao-ching and Latisha Chan in the final, 6–3, 7–6(7–4). [1]
Barbora Krejčíková / Kateřina Siniaková (champions) Chan Hao-ching / Latisha Chan (final)
Gabriela Dabrowski / 
Bethanie Mattek-Sands (second round)
Andreja Klepač / 
Elise Mertens (second round)
Samantha Stosur / 
Zhang Shuai (first round) Hayley Carter / 
Luisa Stefani (second round)
Laura Siegemund / 
Vera Zvonareva (quarterfinals) Anna Blinkova / Veronika Kudermetova (semifinals)| Semifinals | Final | ||||||||||||
| 1 | Barbora Krejčíková Kateřina Siniaková | 7 | 6 | ||||||||||
 Mihaela Buzărnescu  Alizé Cornet | 5 | 2 | |||||||||||
| 1 | Barbora Krejčíková Kateřina Siniaková | 6 | 77 | ||||||||||
| 2 | Chan Hao-ching Latisha Chan | 3 | 64 | ||||||||||
| 8 | Anna Blinkova Veronika Kudermetova | 2 | 6 | [9] | |||||||||
| 2 | Chan Hao-ching Latisha Chan | 6 | 3 | [11] | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | B Krejčíková K Siniaková | 6 | 2 | [10] | |||||||||||||||||||||||
 K Bondarenko N Kichenok | 4 | 6 | [7] | WC | D Aiava A Sharma | 4 | 6 | [8] | |||||||||||||||||||
| WC | D Aiava A Sharma | 6 | 4 | [10] | 1 | B Krejčíková K Siniaková | 3 | 6 | [10] | ||||||||||||||||||
| C Dolehide S Rogers | 7 | 1 | [7] | 7 | L Siegemund V Zvonareva | 6 | 1 | [6] | |||||||||||||||||||
 L Arruabarrena K Christian | 5 | 6 | [10] | L Arruabarrena K Christian | 65 | 2 | |||||||||||||||||||||
| I-C Begu Q Wang | 2 | 3 | 7 | L Siegemund V Zvonareva | 77 | 6 | |||||||||||||||||||||
| 7 | L Siegemund V Zvonareva | 6 | 6 | 1 | B Krejčíková K Siniaková | 7 | 6 | ||||||||||||||||||||
| M Buzărnescu A Cornet | 5 | 2 | |||||||||||||||||||||||||
| 3 | G Dabrowski B Mattek-Sands | 64 | 6 | [2] | |||||||||||||||||||||||
 B Bencic B Strýcová | 2 | 2 | WC | D Gavrilova S Halep | 77 | 2 | [10] | ||||||||||||||||||||
| WC | D Gavrilova S Halep | 6 | 6 | WC | D Gavrilova S Halep | ||||||||||||||||||||||
| M Buzărnescu A Cornet | 6 | 2 | [10] | M Buzărnescu A Cornet | w/o | ||||||||||||||||||||||
 M Ninomiya R Voráčová | 4 | 6 | [2] | M Buzărnescu A Cornet | 6 | 6 | |||||||||||||||||||||
| L Hradecká Kr Plíšková | 1 | 64 | 6 | H Carter L Stefani | 3 | 1 | |||||||||||||||||||||
| 6 | H Carter L Stefani | 6 | 77 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | A Blinkova V Kudermetova | 6 | 2 | [10] | |||||||||||||||||||||||
| A Riske A Tomljanović | 1 | 6 | [7] | 8 | A Blinkova V Kudermetova | 6 | 6 | ||||||||||||||||||||
| WC | A Myers I Popovic | 6 | 6 | WC | A Myers I Popovic | 4 | 1 | ||||||||||||||||||||
G García Pérez  O Kalashnikova | 1 | 2 | 8 | A Blinkova V Kudermetova | 2 | 6 | [10] | ||||||||||||||||||||
| M Niculescu PM Țig | 5 | 77 | [10] | M Niculescu PM Țig | 6 | 2 | [8] | ||||||||||||||||||||
C Garcia  N Podoroska | 7 | 63 | [6] | M Niculescu PM Țig | 6 | 6 | |||||||||||||||||||||
| 4 | A Klepač E Mertens | 3 | 3 | ||||||||||||||||||||||||
| 8 | A Blinkova V Kudermetova | 2 | 6 | [9] | |||||||||||||||||||||||
| 5 | S Stosur S Zhang | 65 | 3 | 2 | H-c Chan L Chan | 6 | 3 | [11] | |||||||||||||||||||
| Ar Rodionova S Sanders | 77 | 6 | Ar Rodionova S Sanders | 5 | 6 | [8] | |||||||||||||||||||||
| PR | M Barthel L Zhu | 2 | 4 | M Bouzková S Sorribes Tormo | 7 | 2 | [10] | ||||||||||||||||||||
| M Bouzková S Sorribes Tormo | 6 | 6 | M Bouzková S Sorribes Tormo | 4 | 4 | ||||||||||||||||||||||
 D Jurak  N Stojanović | 6 | 6 | 2 | H-c Chan L Chan | 6 | 6 | |||||||||||||||||||||
 E Rybakina Y Shvedova | 4 | 2 | D Jurak N Stojanović | 3 | 5 | ||||||||||||||||||||||
| 2 | H-c Chan L Chan | 6 | 7 | ||||||||||||||||||||||||
Barbora Krejčíková and Kateřina Siniaková defeated Nicole Melichar and Květa Peschke in the final, 6–4, 4–6, 6–0 to win the ladies' doubles tennis title at the 2018 Wimbledon Championships. They became the first team to win the Channel Slam since Kim Clijsters and Ai Sugiyama in 2003, and the first team to win both the Wimbledon junior and senior doubles titles together.
Ashleigh Barty and CoCo Vandeweghe defeated Tímea Babos and Kristina Mladenovic in the final, 3–6, 7–6(7–2), 7–6(8–6) to win the women's doubles tennis title at the 2018 US Open. They saved three championship points en route to the title.
Latisha Chan and Martina Hingis were the defending champions, but Hingis retired from professional tennis at the end of 2017. Chan played alongside her sister Chan Hao-ching, but lost in the second round to Hsieh Su-wei and Barbora Strýcová.
Ashleigh Barty and CoCo Vandeweghe defeated Barbora Krejčíková and Kateřina Siniaková in the final, 6–2, 6–1 to win the women's doubles tennis title at the 2018 Miami Open.
Barbora Krejčíková and Kateřina Siniaková defeated Eri Hozumi and Makoto Ninomiya in the final, 6–3, 6–3 to win the women's doubles tennis title at the 2018 French Open. It was their first major title together.
Kiki Bertens and Demi Schuurs were the defending champions but lost in the first round to Kristina Mladenovic and Galina Voskoboeva.
Elise Mertens and Aryna Sabalenka defeated Barbora Krejčíková and Kateřina Siniaková in the final, 6–3, 6–2, to win the women's doubles tennis title at the 2019 Indian Wells Masters.
Elise Mertens and Aryna Sabalenka defeated Samantha Stosur and Zhang Shuai in the final, 7–6(7–5), 6–2 to win the women's doubles tennis title at the 2019 Miami Open. With the win, they completed the Sunshine Double, having won Indian Wells two weeks prior.
Ekaterina Makarova and Elena Vesnina were the defending champions, but chose not to participate this year.
Ashleigh Barty and Demi Schuurs were the defending champions, but chose not to participate together. Barty played alongside Victoria Azarenka and successfully defended the title, defeating Schuurs and Anna-Lena Grönefeld in the final, 4–6, 6–0, [10–3].
Tímea Babos and Kristina Mladenovic defeated Duan Yingying and Zheng Saisai in the final, 6–2, 6–3 to win the women's doubles tennis title at the 2019 French Open.
Hsieh Su-wei and Barbora Strýcová defeated Gabriela Dabrowski and Xu Yifan in the final, 6−2, 6−4 to win the ladies' doubles tennis title at the 2019 Wimbledon Championships. With the win, Strýcová attained the WTA no. 1 doubles ranking for the first time – Kristina Mladenovic, Elise Mertens and Ashleigh Barty were also in contention for the top ranking. Hsieh and Strýcová won the title without losing a set during the tournament.
Barbora Krejčíková and Kateřina Siniaková defeated the defending champion Demi Schuurs and her partner Anna-Lena Grönefeld in the final, 7–5, 6–0 to win the women's doubles tennis title at the 2019 Canadian Open.
Lucie Hradecká and Ekaterina Makarova were the defending champions, but Makarova could not participate this year due to injury. Hradecká played alongside Andreja Klepač and successfully defended her title, defeating Anna-Lena Grönefeld and Demi Schuurs in the final, 6–4, 6–1.
Chan Hao-ching and Latisha Chan were the defending champions, but the team withdrew before their second round match.
Elise Mertens and Aryna Sabalenka defeated Barbora Krejčíková and Kateřina Siniaková in the final, 6–2, 6–3, to win the women's doubles tennis title at the 2021 Australian Open. It was their second major doubles title as a team, after the 2019 US Open. With the win, Sabalenka claimed the world No. 1 doubles ranking.
Barbora Krejčíková and Kateřina Siniaková defeated Gabriela Dabrowski and Demi Schuurs in the final, 6–4, 6–3 to win the women's doubles tennis title at the 2021 Madrid Open. It marked the duo's seventh career WTA Tour doubles title together, as well as Krejčíková's eighth individual doubles title and Siniaková's 10th.
Hsieh Su-wei and Barbora Strýcová were the defending champions, but Strýcová retired from professional tennis in May 2021. Hsieh played alongside Elise Mertens, but lost in the second round to Sharon Fichman and Giuliana Olmos.
Květa Peschke and Demi Schuurs were the defending champions, but chose to compete with different partners. Peschke partnered Ellen Perez, and Schuurs partnered Nicole Melichar. Both teams lost to Samantha Stosur and Zhang Shuai; Perez and Peschke did so in the second round, whilst Melichar and Schuurs lost in the quarterfinals.
Defending champions Barbora Krejčíková and Kateřina Siniaková defeated Shuko Aoyama and Ena Shibahara in the final, 6–4, 6–3 to win the women's doubles tennis title at the 2023 Australian Open. It was their second Australian Open title and seventh major title together, and they extended their winning streak at the majors to 24 matches with the win, dating back to the 2022 Australian Open.