| Women's doubles | |
|---|---|
| 2022 Lexington Challenger | |
| 2020 Champions |  Hayley Carter  Luisa Stefani |
Hayley Carter and Luisa Stefani were the defending champions [1] but chose not to participate.
| Women's doubles | |
|---|---|
| 2022 Lexington Challenger | |
| 2020 Champions | Hayley Carter Luisa Stefani |
Hayley Carter and Luisa Stefani were the defending champions [1] but chose not to participate.
Aldila Sutjiadi / 
Kateryna Volodko 
Lizette Cabrera / 
Marcela Zacarías (first round) Anna Rogers / Christina Rosca 
Iryna Shymanovich / Maria Timofeeva (quarterfinals, withdrew)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | A Sutjiadi K Volodko | 6 | 6 | ||||||||||||||||||||||||
| WC | E Hammond J Mair | 1 | 0 | 1 | A Sutjiadi K Volodko | ||||||||||||||||||||||
| WC | E Myers  MF Urrutia | 4 | 6 | [3] | P Corley R Newborn | ||||||||||||||||||||||
| P Corley R Newborn | 6 | 1 | [10] | | |||||||||||||||||||||||
| 3 | A Rogers C Rosca | 1 | 6 | [10] | | ||||||||||||||||||||||
| M Kozyreva V Miroshnichenko | 6 | 4 | [7] | 3 | A Rogers C Rosca | ||||||||||||||||||||||
 H Kuwata  Y Ma | 6 | 6 | H Kuwata Y Ma | ||||||||||||||||||||||||
| T Ng A Reami | 3 | 4 | | ||||||||||||||||||||||||
| S Daavettila J Failla | | ||||||||||||||||||||||||||
 J Burrage E Silva | w/o | J Burrage E Silva | w/o | ||||||||||||||||||||||||
| WC | C Beckman JA Bedard | 0 | 2 | 4 | I Shymanovich M Timofeeva | ||||||||||||||||||||||
| 4 | I Shymanovich M Timofeeva | 6 | 6 | J Burrage E Silva | |||||||||||||||||||||||
 T Andrianjafitrimo S Mendez | 67 | 4 | | ||||||||||||||||||||||||
| J Hart D Hewitt | 79 | 6 | J Hart D Hewitt | ||||||||||||||||||||||||
| E Cayetano P Stearns | 6 | 6 | E Cayetano P Stearns | ||||||||||||||||||||||||
| 2 | L Cabrera M Zacarías | 1 | 4 | ||||||||||||||||||||||||
The 2018 Stockton Challenger was a professional tennis tournament played on outdoor hard courts. It was the third and fourth editions of the tournament and was part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit. It took place in Stockton, United States, on 1–7 October 2018.
Usue Maitane Arconada and Sofia Kenin were the defending champions, but chose not to participate this year.
Misaki Doi and Jil Teichmann were the defending champions, but Doi chose not to participate. Teichmann played alongside Madison Brengle, but they lost in the first round to Quinn Gleason and Luisa Stefani.
Ellen Perez and Arina Rodionova were the defending champions, but lost in the quarterfinals to Vania King and Claire Liu.
Choi Ji-hee and Han Na-lae were the defending champions, but lost in the quarterfinals to Laura Pigossi and Wang Yafan.
Olga Danilović and Tamara Zidanšek were the defending champions, but chose not to participate this year.
Quinn Gleason and Luisa Stefani were the defending champions, but Gleason chose to participate at the 2019 Henderson Tennis Open instead.
Hayley Carter and Ena Shibahara were the defending champions, but Shibahara chose not to participate this year.
Robin Anderson and Jessika Ponchet were the defending champions when the event was held as an ITF W60 event in 2019, but Ponchet was unable to participate due to insufficient ranking. Anderson played alongside Erin Routliffe but lost in the first round to Kaitlyn Christian and Giuliana Olmos.
Daria Gavrilova and Ellen Perez were the defending champions but Gavrilova chose not to participate. Perez played alongside Storm Sanders but lost in the first round to Nicole Melichar and Demi Schuurs.
This was the first edition of the tournament. Shuko Aoyama and Ena Shibahara won the title, defeating Hayley Carter and Luisa Stefani in the final, 7–6(7–5), 6–4.
The Gippsland Trophy is a new addition to the WTA Tour in 2021.
Two-time defending champion Barbora Krejčíková and her partner Rajeev Ram defeated Samantha Stosur and Matthew Ebden in the final, 6–1, 6–4 to win the mixed doubles tennis title at the 2021 Australian Open. It was the pair's second major mixed doubles title as a team, after their first at the 2019 Australian Open. They saved a match point en route to the title, in the second round against Ena Shibahara and Ben McLachlan.
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.
Hsieh Su-wei and Barbora Strýcová were the two-time defending champions, but they chose not to participate.
Shuko Aoyama and Ena Shibahara defeated Hayley Carter and Luisa Stefani in the final, 6–2, 7–5, to win the women's doubles tennis title at the 2021 Miami Open. Aoyama and Shibahara's first WTA 1000 victory earned them their third title of the year and made them the first Japanese champions in Miami since Ai Sugiyama in 2008.
Ashleigh Barty and Jennifer Brady defeated Desirae Krawczyk and Bethanie Mattek-Sands in the final, 6–4, 5–7, [10–5], to win the doubles tennis title at the 2021 Stuttgart Open. By winning her 12th career WTA Tour doubles title, Barty became the first player since Lindsay Davenport in 2001 to sweep both tournaments in Stuttgart. This was also Brady's first career WTA Tour doubles title.
Paula Kania-Choduń and Katarzyna Piter were the defending champions but chose not to participate.
Nicole Melichar and Demi Schuurs were the defending champions but Schuurs chose not to participate. Melichar played alongside Vivian Heisen, but they lost in the semifinals to Alexa Guarachi and Desirae Krawczyk.
Hayley Carter and Luisa Stefani were the defending champions but chose not to participate.