Pablo Cuevas and Brian Dabul were the defending champions. Both are present, but chose not compete together this year.
Eduardo Schwank was the defending champion, but decided to not play this year.
5th seed Éric Prodon defeated qualifier Fernando Romboli 6–3, 4–6, 6–1 in the final.
Horacio Zeballos was the defending champion, but lost in the second round to Daniel Gimeno Traver.
Fabio Fognini won the title, defeating Leonardo Mayer in the final 6–2, 6–4.
Two-time defending champion Novak Djokovic defeated Kei Nishikori in the final, 6–3 6–3 to win the men's singles tennis title at the 2016 Miami Open. Djokovic completed his record fourth Sunshine Double with the win, and won his record-equaling sixth Miami Open title. He did not lose a single set in the entire tournament.
Máximo González was the defending champion, but chose not to defend his title.
Benoît Paire was the defending champion, but chose to compete in Hamburg instead.
João Souza was the defending champion but chose not to defend his title.
Víctor Estrella Burgos was the three-time defending champion and the tournament's only champion to date, but lost in the second round to Gerald Melzer.
Salvatore Caruso and Jonathan Eysseric were the defending champions but chose not to defend their title.
Nick Kyrgios defeated Alexander Zverev in the final, 6–3, 6–4 to win the men's singles tennis title at the 2019 Mexican Open. Kyrgios saved three match points en route to the title, in his second-round match against Rafael Nadal.
Adam Pavlásek was the defending champion but lost in the semifinals to Gian Marco Moroni.
Dominic Inglot and Franko Škugor were the defending champions, but Inglot decided to compete in Vienna instead. Škugor played alongside Nikola Mektić, but they lost to Jean-Julien Rojer and Horia Tecău in the first round.
The 2020 Rio Open presented by Claro was a professional men's tennis tournament played on outdoor clay courts. It was the seventh edition of the Rio Open, and part of the ATP Tour 500 series on the 2020 ATP Tour. It took place in Rio de Janeiro, Brazil between 17 and 23 February 2020.
Marco Cecchinato was the defending champion, but lost in the first round to Roberto Carballés Baena.
Laslo Đere was the defending champion, but withdrew with an abdominal injury before the tournament began.
Ivan Dodig and Filip Polášek defeated the defending champions Rajeev Ram and Joe Salisbury in the final, 6–3, 6–4 to win the men's doubles tennis title at the 2021 Australian Open. With the win, Dodig and Polášek claimed their first Grand Slam title as a team. The victory earned Polášek his first major title, and made him the second Slovak to win one after Daniela Hantuchová.
This was the first edition of the tournament, which was primarily organized to compensate for the cancellation of Asian tournaments in 2021 due to the COVID-19 pandemic.
Marcel Granollers and Horacio Zeballos were the defending champions, when the event was last held in 2020, but lost to Jamie Murray and Bruno Soares in the semifinals.
Wesley Koolhof and Neal Skupski defeated Juan Sebastián Cabal and Robert Farah in the final, 6–7(4–7), 6–4, [10–5] to win the men's doubles tennis title at the 2022 Madrid Open. It was their first ATP Masters 1000 title.
Rajeev Ram and Joe Salisbury defeated Tim Pütz and Michael Venus in the final, 7–6(7–4), 7–6(7–5) to win the men's doubles tennis title at the 2022 Cincinnati Masters.
Marcel Granollers 
Horacio Zeballos 
Salvatore Caruso 
