| Doubles | |
|---|---|
| 2018 Guangzhou International Women's Open | |
| Champions |  Monique Adamczak Jessica Moore |
| Runners-up |  Danka Kovinić  Vera Lapko |
| Final score | 4–6, 7–5, [10–4] |
Elise Mertens and Demi Schuurs were the defending champions, but chose not to participate.
Monique Adamczak and Jessica Moore won the title, defeating in the final Danka Kovinić and Vera Lapko with the score 4–6, 7–5, [10–4].
Kaitlyn Christian / Sabrina Santamaria (semifinals)
Galina Voskoboeva / 
Vera Zvonareva (quarterfinals) Monique Adamczak / Jessica Moore (champions)
Jiang Xinyu / Tang Qianhui (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | K Christian S Santamaria | 6 | 6 | ||||||||||||||||||||||||
 B Gumulya A Veselinović | 2 | 2 | 1 | K Christian S Santamaria | 6 | 6 | |||||||||||||||||||||
Jia Lu  J Namigata | 6 | 77 | Jia Lu J Namigata | 3 | 4 | ||||||||||||||||||||||
J Rompies  A Tere-Apisah | 2 | 65 | 1 | K Christian S Santamaria | 0 | 6 | [10] | ||||||||||||||||||||
| 3 | M Adamczak J Moore | 6 | 77 | 3 | M Adamczak J Moore | 6 | 3 | [12] | |||||||||||||||||||
 P-h Chen F-h Wu | 4 | 63 | 3 | M Adamczak J Moore | 7 | 6 | |||||||||||||||||||||
| F Xun L Zhu | 6 | 6 | F Xun L Zhu | 5 | 2 | ||||||||||||||||||||||
 D Khazaniuk C Liu | 2 | 4 | 3 | M Adamczak J Moore | 4 | 7 | [10] | ||||||||||||||||||||
H Guo  P Thombare | 1 | 2 | D Kovinić V Lapko | 6 | 5 | [4] | |||||||||||||||||||||
| X Han Yi Zhang | 6 | 6 | X Han Yi Zhang | 4 | 4 | ||||||||||||||||||||||
| WC |  K-y Ng S Zheng | 4 | 4 | 4 | X Jiang Q Tang | 6 | 6 | ||||||||||||||||||||
| 4 | X Jiang Q Tang | 6 | 6 | 4 | X Jiang Q Tang | 5 | 3 | ||||||||||||||||||||
| D Kovinić V Lapko | 6 | 6 | D Kovinić V Lapko | 7 | 6 | ||||||||||||||||||||||
| Xin Wang Xiy Wang | 2 | 1 | D Kovinić V Lapko | 6 | 6 | ||||||||||||||||||||||
| S Feng J Kang | 4 | 2 | 2 | G Voskoboeva V Zvonareva | 3 | 3 | |||||||||||||||||||||
| 2 | G Voskoboeva V Zvonareva | 6 | 6 | ||||||||||||||||||||||||
Serena Williams defeated Lindsay Davenport in the final, 2–6, 6–3, 6–0 to win the women's singles tennis title at the 2005 Australian Open. It was her second Australian Open singles title and her seventh major title overall. Serena saved three match points in her semifinal match against Maria Sharapova. She came back again in the final: at 2-6, 2-2 down, Serena saved four break points and won 10 of the last 11 games to win the championship.
Martina Hingis was the defending champion, but chose not to participate that year.
Monique Adamczak and Olivia Rogowska were the defending champions, having won the event in 2013, however both players chose not to participate.
Monique Adamczak and Olivia Rogowska were the defending champions, however both players chose not to participate.
You Xiaodi and Zhu Lin were the defending champions, but chose not to participate.
Johanna Konta and Maria Sanchez were the defending champions, having won the previous edition in 2015, but Konta chose to participate in Cincinnati instead. Sanchez partnered Sílvia Soler Espinosa, but they lost in the quarterfinals to Emina Bektas and Alexa Guarachi.
Lee Ya-hsuan and Kotomi Takahata were the defending champions, but Lee chose not to participate. Takahata partnered Erika Sema, but lost in the first round to Han Xinyun and Jessica Moore.
Asia Muhammad and Peng Shuai were the defending champions, but chose not to participate this year.
Hsieh Su-wei and Monica Niculescu were the defending champions, but chose not to participate this year.
Monique Adamczak and Storm Sanders were the defending champions, but Sanders chose not to participate. Adamczak partnered Laura Robson but lost in the semifinals to Jessica Moore and Ellen Perez.
Irina-Camelia Begu and Raluca Olaru were the defending champions, but chose not to participate together. Olaru played alongside Mihaela Buzărnescu, but lost in the semifinals to Danka Kovinić and Maryna Zanevska. Begu teamed up with Andreea Mitu and successfully defended the title, defeating Kovinić and Zanevska in the final, 6–3, 6–4.
This was the first edition of the tournament. Anastasia Potapova and Vera Zvonareva won the title, defeating Alexandra Panova and Galina Voskoboeva in the final, 6–0, 6–3.
Irina-Camelia Begu and Sara Errani were the defending champions, but Errani is serving a doping suspension. Begu played alongside Barbora Krejčíková, but they lost in the quarterfinals to Han Xinyun and Darija Jurak.
Naomi Broady and Sara Sorribes Tormo were the defending champions, but Broady chose not to participate and Sorribes Tormo chose to compete in Charleston instead.
Dalila Jakupović and Irina Khromacheva were the defending champions, but withdrew due to a left eye injury sustained by Jakupović.
Anna Blinkova and Raluca Olaru were the defending champions, but chose not to participate this year.
Jessica Moore and Ellen Perez were the defending champions, but chose to participate with different partners. Moore partnered alongside Monique Adamczak but lost in the first round to Viktorija Golubic and Ingrid Neel. Perez partnered alongside Arina Rodionova but lost in the first round to Naiktha Bains and Naomi Broady.
Alexa Guarachi and Desirae Krawczyk were the defending champions, but Krawczyk chose not to participate. Guarachi played alongside Erin Routliffe, but lost in the first round to Cornelia Lister and Renata Voráčová.
Monique Adamczak and Jessica Moore were the defending champions, but Adamczak chose to compete in Osaka instead. Moore played alongside Dalila Jakupović, but lost in the first round to Alexa Guarachi and Giuliana Olmos.
Barbora Krejčíková and Rajeev Ram were the defending champions, but Ram chose not to participate. Krejčíková played alongside Nikola Mektić, and successfully defended the title, defeating Bethanie Mattek-Sands and Jamie Murray in the final 5–7, 6–4, [10–1].