Anhelina Kalinina and Elizaveta Kulichkova were the defending champions, but both players chose not to compete in 2015.
Jessica Moore and Storm Sanders were the defending champions, but both players chose to participate with different partners. Sanders played alongside Gabriella Da Silva-Fick, but lost in the first round to Destanee Aiava and Alicia Smith. Moore played alongside Ellen Perez, however they lost in the final to Asia Muhammad and Arina Rodionova, 6–4, 6–4.
Risa Ozaki was the defending champion, but chose to compete in Tokyo instead.
Tamara Zidanšek was the defending champion, but chose not to participate.
Asia Muhammad and Arina Rodionova were the defending champions, but Muhammad chose not to participate.
Karolína Muchová defeated Magda Linette in the final, 6–1, 6–1 to win the singles title at the 2019 Korea Open. It was her first WTA Tour title.
Kimberly Birrell was the defending champion, but chose not to participate.
Priscilla Hon was the defending champion, but lost to Maddison Inglis in the semifinals.
Ellen Perez and Arina Rodionova were the defending champions, but chose not to participate.
Anna Kalinskaya was the defending champion, but chose not to participate.
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.
Naiktha Bains and Tereza Mihalíková were the defending champions but Mihalíková chose not to participate. Bains played alongside Mihaela Buzărnescu, but lost in the first round to Han Na-lae and Jang Su-jeong.
Alison Bai and Jaimee Fourlis were the defending champions but Fourlis chose not to participate. Bai partnered alongside Alexandra Osborne but lost in the quarterfinals to Kimberly Birrell and Priscilla Hon.
Alexandra Bozovic and Talia Gibson were the defending champions but Bozovic chose not to participate.
Mai Hontama was the defending champion but chose not to participate.
Destanee Aiava and Lisa Mays were the defending champions but Mays chose not to participate.
The 2023 Brisbane QTC Tennis International is a professional tennis tournament played on outdoor hard courts. It is the sixth edition of the tournament which is part of the 2023 ITF Men's World Tennis Tour and 2023 ITF Women's World Tennis Tour. It took place in Brisbane, Australia between 20 and 26 November 2023.
Asia Muhammad was the reigning champion from when the tournament was last held in 2019, but chose not to compete this year.
This was the first edition of the tournament.
Barbora Krejčíková and Kateřina Siniaková are the two-time defending champions, but chose not to participate together. Krejčíková partners with Laura Siegemund and Siniaková partners with Storm Hunter.
Talia Gibson 
