# 2021 Australian Open – Women's doubles

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.
Tímea Babos and Kristina Mladenovic were the reigning champions, but withdrew from the tournament.

## Seeds

    01. Hsieh Su-wei / Barbora Strýcová (second round)
    02. Elise Mertens / Aryna Sabalenka (champions)
    03. Barbora Krejčíková / Kateřina Siniaková (final)
    04. Nicole Melichar / Demi Schuurs (semifinals)
    05. Chan Hao-ching / Latisha Chan (first round)
    06. Gabriela Dabrowski / Bethanie Mattek-Sands (second round)
    07. Shuko Aoyama / Ena Shibahara (quarterfinals)
    08. Duan Yingying / Zheng Saisai (first round)
    09. Alexa Guarachi / Desirae Krawczyk (third round)
    10. Samantha Stosur / Zhang Shuai (first round)
    11. Xu Yifan / Yang Zhaoxuan (second round)
    12. Hayley Carter / Luisa Stefani (third round)
    13. Lyudmyla Kichenok / Jeļena Ostapenko (third round)
    14. Kirsten Flipkens / Andreja Klepač (second round)
    15. Anna Blinkova / Veronika Kudermetova (first round)
    16. Laura Siegemund / Vera Zvonareva (third round)
Click on the seed number of a player to go to their draw section.

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| | Darija Jurak Nina Stojanović | 6$^3$ | 6 | 6 | | | | | | | | | |
| PR | Aleksandra Krunić Martina Trevisan | 7$^7$ | 3 | 2 | | | | | | | | | |
| PR | Aleksandra Krunić Martina Trevisan | 7$^7$ | 3 | 2 | | Darija Jurak Nina Stojanović | 6 | 2 | 4 | | | | |
| | | | | | 3 | Barbora Krejčíková Kateřina Siniaková | 3 | 6 | 6 | | | | |
| 3 | Barbora Krejčíková Kateřina Siniaková | 7 | 5 | 6 | 3 | Barbora Krejčíková Kateřina Siniaková | 3 | 6 | 6 | | | | |
| | Sharon Fichman Giuliana Olmos | 5 | 7 | 2 | | | | | | | | | |
| | Sharon Fichman Giuliana Olmos | 5 | 7 | 2 | | | | | | 3 | Barbora Krejčíková Kateřina Siniaková | 2 | 3 |
| | | | | | | | | | | 2 | Elise Mertens Aryna Sabalenka | 6 | 6 |
| | Coco Gauff Caty McNally | 6$^4$ | 1 | | | | | | | | | | | 2 | Elise Mertens Aryna Sabalenka | 6 | 6 |
| 4 | Nicole Melichar Demi Schuurs | 7$^7$ | 6 | | | | | | | | | | |
| 4 | Nicole Melichar Demi Schuurs | 7$^7$ | 6 | | 4 | Nicole Melichar Demi Schuurs | 5 | 4 | | | | | |
| | | | | | 2 | Elise Mertens Aryna Sabalenka | 7 | 6 | | | | | |
| 7 | Shuko Aoyama Ena Shibahara | 2 | 0 | | 2 | Elise Mertens Aryna Sabalenka | 7 | 6 | | | | | |
| 2 | Elise Mertens Aryna Sabalenka | 6 | 6 | | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 1 | S-w Hsieh B Strýcová | 6 | 5 | 6 | | | | | | | | | | | | | | | |
| WC | D Aiava A Sharma | 4 | 7 | 4 | 1 | S-w Hsieh B Strýcová | 6$^5$ | 6 | 5 | | | | | | | | | | |
| | D Jurak N Stojanović | 6 | 5 | 6 | | D Jurak N Stojanović | 7$^7$ | 3 | 7 | | | | | | | | | | |
| | I-C Begu N Podoroska | 0 | 7 | 2 | | | | | | | D Jurak N Stojanović | 1 | 7 | 6 | | | | | |
| | A Bolsova J Paolini | 7$^7$ | 6 | | | | | | | | A Bolsova J Paolini | 6 | 5 | 3 | | | | | |
| | D Kasatkina A Kontaveit | 6$^2$ | 2 | | | A Bolsova J Paolini | 7$^7$ | 3 | 7 | | | | | | | | | | |
| | G García Pérez O Kalashnikova | 5 | 4 | | 14 | K Flipkens A Klepač | 6$^3$ | 6 | 5 | | | | | | | | | | |
| 14 | K Flipkens A Klepač | 7 | 6 | | | | | | | | | | | | | D Jurak N Stojanović | 6$^3$ | 6 | 6 |
| 11 | Y Xu Z Yang | 6 | 2 | 6 | | | | | | | | | | | PR | A Krunić M Trevisan | 7$^7$ | 3 | 2 |
| | A Pavlyuchenkova A Sevastova | 3 | 6 | 3 | 11 | Y Xu Z Yang | 6 | 6$^1$ | 2 | | | | | | | | | | |
| | A Kalinskaya V Kužmová | 6 | 6 | | | A Kalinskaya V Kužmová | 2 | 7$^7$ | 6 | | | | | | | | | | |
| | Z Diyas Y Putintseva | 4 | 2 | | | | | | | | A Kalinskaya V Kužmová | 4 | 3 | | | | | | |
| | M Kostyuk A Sasnovich | 1 | 6 | 1 | | | | | | PR | A Krunić M Trevisan | 6 | 6 | | | | | | |
| PR | M Barthel L Zhu | 6 | 3 | 6 | PR | M Barthel L Zhu | 4 | 6 | 3 | | | | | | | | | | |
| PR | A Krunić M Trevisan | 6 | 6 | | PR | A Krunić M Trevisan | 6 | 2 | 6 | | | | | | | | | | |
| 8 | Y Duan S Zheng | 1 | 3 | | | | | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 3 | B Krejčíková K Siniaková | 6 | 6 | | | | | | | | | | | | | | |
| | A Bogdan R Peterson | 3 | 1 | | 3 | B Krejčíková K Siniaková | 6 | 6 | | | | | | | | | |
| WC | D Gavrilova E Perez | 6$^4$ | 4 | | | O Jabeur C McHale | 3 | 4 | | | | | | | | | |
| | O Jabeur C McHale | 7$^7$ | 6 | | | | | | 3 | B Krejčíková K Siniaková | 6 | 6 | | | | | |
| | A Rus T Zidanšek | 6 | 6$^5$ | 7 | | | | | | B Pera R van der Hoek | 4 | 4 | | | | | |
| | A Riske A Tomljanović | 1 | 7$^7$ | 5 | | A Rus T Zidanšek | 4 | 4 | | | | | | | | | |
| | B Pera R van der Hoek | 3 | 6 | 7 | | B Pera R van der Hoek | 6 | 6 | | | | | | | | | |
| 15 | A Blinkova V Kudermetova | 6 | 3 | 5 | | | | | | | | | 3 | B Krejčíková K Siniaková | 7 | 5 | 6 |
| 10 | S Stosur S Zhang | 4 | 6 | 2 | | | | | | | | | | S Fichman G Olmos | 5 | 7 | 2 |
| | LA Fernandez H Watson | 6 | 3 | 6 | | LA Fernandez H Watson | 7 | 6 | | | | | | | | | |
| WC | O Gadecki B Woolcock | 6 | 6 | | WC | O Gadecki B Woolcock | 5 | 2 | | | | | | | | | |
| | M Buzărnescu A Raina | 3 | 0 | | | | | | | LA Fernandez H Watson | 3 | 2 | | | | | |
| | E Alexandrova Y Sizikova | 3 | 3 | | | | | | | S Fichman G Olmos | 6 | 6 | | | | | |
| | L Hradecká Kr Plíšková | 6 | 6 | | | L Hradecká Kr Plíšková | 5 | 3 | | | | | | | | | |
| | S Fichman G Olmos | 1 | 7$^7$ | 6 | | S Fichman G Olmos | 7 | 6 | | | | | | | | | |
| 5 | H-c Chan L Chan | 6 | 6$^1$ | 2 | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 6 | G Dabrowski B Mattek-Sands | 6 | 6 | | | | | | | | | | | | | | |
| | L Arruabarrena K Christian | 2 | 3 | | 6 | G Dabrowski B Mattek-Sands | 1 | 2 | | | | | | | | | |
| | C Dolehide S Rogers | 3 | 4 | | | C Gauff C McNally | 6 | 6 | | | | | | | | | |
| | C Gauff C McNally | 6 | 6 | | | | | | | | C Gauff C McNally | 7 | 6 | | | | |
| WC | S Halep C Kempenaers-Pocz | 4 | 5 | | | | | | | 9 | A Guarachi D Krawczyk | 5 | 3 | | | | |
| | Ar Rodionova S Sanders | 6 | 7 | | | Ar Rodionova S Sanders | 1 | 7 | 5 | | | | | | | | |
| | B Bencic S Kenin | 3 | 6 | 6$^5$ | 9 | A Guarachi D Krawczyk | 6 | 5 | 7 | | | | | | | | |
| 9 | A Guarachi D Krawczyk | 6 | 2 | 7$^{10}$ | | | | | | | | | | | C Gauff C McNally | 6$^4$ | 1 |
| 13 | L Kichenok J Ostapenko | 7$^7$ | 6 | | | | | | | | | | | 4 | N Melichar D Schuurs | 7$^7$ | 6 |
| | M Ninomiya S Santamaria | 6$^2$ | 4 | | 13 | L Kichenok J Ostapenko | 6 | 1 | 6 | | | | | | | | |
| | A Mitu R Olaru | 3 | 6 | 6 | | A Mitu R Olaru | 1 | 6 | 1 | | | | | | | | |
| | M Niculescu PM Țig | 6 | 3 | 3 | | | | | | 13 | L Kichenok J Ostapenko | 2 | 4 | | | | |
| PR | V Lapko M Vondroušová | 6 | 6 | | | | | | | 4 | N Melichar D Schuurs | 6 | 6 | | | | |
| | M Brengle L Davis | 4 | 0 | | PR | V Lapko M Vondroušová | 2 | 4 | | | | | | | | | |
| | F Ferro J Teichmann | 2$^r$ | | | 4 | N Melichar D Schuurs | 6 | 6 | | | | | | | | | |
| 4 | N Melichar D Schuurs | 3 | | | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 7 | S Aoyama E Shibahara | 4 | 7 | 6 | | | | | | | | | | | | | | |
| | A Muhammad J Pegula | 6 | 5 | 3 | 7 | S Aoyama E Shibahara | 5 | 7$^7$ | 6 | | | | | | | | | |
| WC | L Cabrera M Inglis | 7$^7$ | 4 | 7$^{12}$ | WC | L Cabrera M Inglis | 7 | 6$^5$ | 0 | | | | | | | | | |
| | R Voráčová Y Wang | 6$^3$ | 6 | 6$^{10}$ | | | | | | 7 | S Aoyama E Shibahara | 6 | 6 | | | | | |
| | P Badosa D Kovinić | 6 | 4 | 7$^{10}$ | | | | | | 12 | H Carter L Stefani | 2 | 4 | | | | | |
| | M Doi N Hibino | 2 | 6 | 6$^7$ | | P Badosa D Kovinić | 6 | 0 | 1 | | | | | | | | | |
| PR | E Rybakina Y Shvedova | 4 | 3 | | 12 | H Carter L Stefani | 4 | 6 | 6 | | | | | | | | | |
| 12 | H Carter L Stefani | 6 | 6 | | | | | | | | | | | | 7 | S Aoyama E Shibahara | 2 | 0 |
| 16 | L Siegemund V Zvonareva | 6 | 6 | | | | | | | | | | | | 2 | E Mertens A Sabalenka | 6 | 6 |
| WC | K Birrell J Fourlis | 2 | 1 | | 16 | L Siegemund V Zvonareva | 6 | 6 | | | | | | | | | | |
| PR | K Bondarenko N Kichenok | 5 | 6 | 6 | PR | K Bondarenko N Kichenok | 4 | 2 | | | | | | | | | | |
| | M Bouzková S Sorribes Tormo | 7 | 4 | 0 | | | | | | 16 | L Siegemund V Zvonareva | 3 | 7$^7$ | 2 | | | | |
| | A Barty J Brady | 6 | 6 | | | | | | | 2 | E Mertens A Sabalenka | 6 | 6$^5$ | 6 | | | | |
| WC | A Myers I Popovic | 2 | 4 | | | A Barty J Brady | | | | | | | | | | | | |
| | C Lister A Van Uytvanck | 6 | 5 | 4 | 2 | E Mertens A Sabalenka | w/o | | | | | | | | | | | |
| 2 | E Mertens A Sabalenka | 3 | 7 | 6 | | | | | | | | | | | | | | |

## Other entry information
### Wild cards

* Destanee Aiava / Astra Sharma
* Kimberly Birrell / Jaimee Fourlis
* Lizette Cabrera / Maddison Inglis
* Olivia Gadecki / Belinda Woolcock
* Daria Gavrilova / Ellen Perez
* Simona Halep / Charlotte Kempenaers-Pocz
* Abbie Myers / Ivana Popovic

### Protected ranking

* Mona Barthel / Zhu Lin
* Kateryna Bondarenko / Nadiia Kichenok
* Aleksandra Krunić / Martina Trevisan
* Vera Lapko / Markéta Vondroušová
* Elena Rybakina / Yaroslava Shvedova

### Withdrawals

* Amanda Anisimova / Markéta Vondroušová
* Tímea Babos / Kristina Mladenovic
* Mona Barthel / Anna-Lena Friedsam
* Alizé Cornet / Heather Watson
* Han Xinyun / Zhu Lin
* Vera Lapko / Dayana Yastremska
* Magda Linette / Bernarda Pera
* Květa Peschke / Rosalie van der Hoek