This was the first edition of the tournament.
Dominik Köpfer and Denis Kudla were the defending champions but only Köpfer chose to defend his title, partnering Andrew Harris. Köpfer lost in the first round to Martin Joyce and Jeffrey John Wolf.
Austin Krajicek and Jackson Withrow were the defending champions but only Withrow chose to defend his title, partnering Mitchell Krueger. Withrow lost in the first round to Lloyd Harris and Ruan Roelofse.
Jurij Rodionov and Emil Ruusuvuori were the defending champions but chose not to defend their title.
The men's doubles of the 2019 Advantage Cars Prague Open tournament was played on clay in Prague, Czech Republic.
Leander Paes and Miguel Ángel Reyes-Varela were the defending champions but only Reyes-Varela chose to defend his title, partnering Marcelo Arévalo. Reyes-Varela lost in the semifinals to Orlando Luz and Luis David Martínez.
Marcelo Arévalo and Roberto Maytín were the defending champions but chose to defend their title with different partners. Arévalo partnered Miguel Ángel Reyes-Varela but lost in the first round to Ruben Gonzales and Ruan Roelofse. Maytín partnered Robert Galloway but lost in the first round to Nathan Pasha and Max Schnur.
Guillermo Durán and Roberto Quiroz were the defending champions but only Quiroz chose to defend his title, partnering Yannick Hanfmann. Quiroz lost in the first round to Luis David Martínez and Felipe Meligeni Alves.
Austin Krajicek and Nicholas Monroe were the defending champions but chose not to defend their title.
Sadio Doumbia and Fabien Reboul were the defending champions but chose not to defend their title.
Andrey Golubev and Aleksandr Nedovyesov were the defending champions but chose not to defend their title.
Ariel Behar and Gonzalo Escobar were the defending champions but only Escobar chose to defend his title, partnering Diego Hidalgo. Escobar lost in the first round to Íñigo Cervantes and Oriol Roca Batalla.
Romain Arneodo and Andrei Vasilevski were the defending champions but chose not to defend their title.
Ariel Behar and Gonzalo Escobar were the defending champions but only Escobar chose to defend his title, partnering Artem Sitak. Escobar lost in the semifinals to Íñigo Cervantes and Oriol Roca Batalla.
Ariel Behar and Gonzalo Escobar were the defending champions but chose not to defend their title.
Marcel Granollers and Horacio Zeballos were the defending champions, but they decided not to participate this year.
Treat Huey and Nathaniel Lammons were the defending champions but only Huey chose to defend his title, partnering Sem Verbeek. Huey lost in the quarterfinals to Emilio Gómez and Roberto Quiroz.
Jonathan Erlich and Andy Ram were the last defending champions after victory in 2012, but Erlich chose not to participate and Ram retired from professional tennis in 2014.
Marcelo Demoliner and Santiago González defeated Ariel Behar and Gonzalo Escobar in the final, 4–6, 6–3, [10–8], to win the doubles tennis title at the 2021 Stuttgart Open. It was their second title as a team, their first in three years. Behar and Escobar were contesting for their third title of the season.
Thanasi Kokkinakis and Nick Kyrgios defeated Matthew Ebden and Max Purcell in the final, 7–5, 6–4 to win the men's doubles title at the 2022 Australian Open. They became the first all-Australian pair to win the title since Todd Woodbridge and Mark Woodforde in 1997, and the first wildcard champions in the Open Era. The final marked the first all-Australian men's doubles final at the Australian Open since 1980.
Ariel Behar 
Gonzalo Escobar 
Antonio Šančić 
Tristan-Samuel Weissborn 
