Zheng Saisai was the defending champion, and successfully defended her title, defeating Han Xinyun in the all-Chinese final, 6–4, 3–6, 6–4.
This was a new event to the WTA 125K series.
Han Xinyun and Zhu Lin were the defending champions, but chose not to participate together. Han partnered Vera Zvonareva, but lost in the semifinals to Duan Yingying and Wang Yafan. Zhu played alongside You Xiaodi, but lost in the first round to Prarthana Thombare and Xun Fangying.
Anna-Lena Grönefeld and Květa Peschke were the defending champions, but chose not to participate together. Grönefeld was scheduled to play alongside Raquel Atawo, but the pair withdrew due to Atawo's abductor injury. Peschke teamed up with Nicole Melichar and successfully defended the title, defeating Mihaela Buzărnescu and Lidziya Marozava in the final, 6–4, 6–2.
Kiki Bertens and Demi Schuurs were the defending champions but lost in the first round to Kristina Mladenovic and Galina Voskoboeva.
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.
Alexander Peya and Nicole Melichar were the defending champions, but Peya could not participate this year due to injury. Melichar played alongside Bruno Soares but lost in the quarterfinals to Yang Zhaoxuan and Matwé Middelkoop.
Latisha Chan and Květa Peschke were the defending champions but Chan chose not to participate.
Elise Mertens and Aryna Sabalenka defeated Ashleigh Barty and Victoria Azarenka in the final, 7–5, 7–5, to win the women's doubles tennis title at the 2019 US Open.
Elise Mertens and Demi Schuurs were the defending champions, but chose not to participate together. Schuurs teamed up with Anna-Lena Grönefeld, but lost in the semifinals to Mertens and Aryna Sabalenka.
Nicole Melichar and Květa Peschke were the defending champions, but Peschke chose not to participate. Nicole Melichar played alongside Xu Yifan, but they lost in the first round to Christina McHale and Yanina Wickmayer.
Nicole Melichar and Květa Peschke were the defending champions but chose to compete with different partners. Melichar partnered Xu Yifan, but lost in the quarterfinals to Ashleigh Barty and Kiki Bertens. Peschke partnered Demi Schuurs, but lost in the first round to Darija Jurak and Alicja Rosolska.
This was the first edition of the event.
Tímea Babos and Kristina Mladenovic defeated Hsieh Su-wei and Barbora Strýcová in the final, 6–2, 6–1 to win the women's doubles tennis title at the 2020 Australian Open. It was their second Australian Open title together. Despite the loss, Hsieh regained the WTA no. 1 doubles ranking for the first time since 2014, replacing her partner Strýcová. Mladenovic, Aryna Sabalenka and Xu Yifan were also in contention for the top ranking.
Hsieh Su-wei and Barbora Strýcová were the defending champions and successfully defended their title, defeating Barbora Krejčíková and Zheng Saisai in the final, 7–5, 3–6, [10–5].
This was the first edition of the tournament. Shuko Aoyama and Ena Shibahara won the title, defeating Anna Kalinskaya and Viktória Kužmová in the final, 6–3, 6–4.
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.
Nicole Melichar and Xu Yifan were the defending champions but Melichar chose not to participate. Xu partnered Yang Zhaoxuan, but they lost in the semifinals to Hayley Carter and Luisa Stefani.
Nicole Melichar and Květa Peschke were the defending champions but Melichar chose not to participate. Peschke partnered alongside Ellen Perez but lost in the semifinals to Gabriela Dabrowski and Luisa Stefani.
Nicole Melichar 
Květa Peschke 
Yanina Wickmayer 
Tamara Zidanšek 
