Julien Benneteau and Édouard Roger-Vasselin were the defending champions, but did not participate due to Benneteau's injury.
Alexander Peya and Bruno Soares were the defending champions, but Soares chose not to participate this year. Peya played alongside Julian Knowle, but lost in the semifinals to Juan Sebastián Cabal and Robert Farah.
Henri Kontinen and John Peers won the title, defeating Cabal and Farah in the final, 6–3, 3–6, [10–7].
Jamie Murray and John Peers were the defending champions, but Murray chose to participate in the Davis Cup quarterfinals instead. Peers played alongside Henri Kontinen and successfully defended the title, defeating Daniel Nestor and Aisam-ul-Haq Qureshi in the final, 7–5, 6–3.
Henri Kontinen and John Peers were the defending champions, but lost in the first round to Kei Nishikori and Dominic Thiem.
Thanasi Kokkinakis and Jordan Thompson won the title, defeating Gilles Müller and Sam Querrey, 7–6(9–7), 6–4.
Pierre-Hugues Herbert and Nicolas Mahut were the defending champions, but withdrew before their second round match due to Herbert's leg injury.
Pierre-Hugues Herbert and Nicolas Mahut were the defending champions, but lost in the second round to Jay Clarke and Marcus Willis.
Daniel Nestor and Édouard Roger-Vasselin were the defending champions, but chose not to participate together. Nestor played alongside Aisam-ul-Haq Qureshi, but lost in the first round to Rohan Bopanna and Donald Young. Roger-Vasselin teamed up with Steve Johnson, but lost in the first round to Jamie Murray and Bruno Soares.
Pablo Carreño Busta and Rafael Nadal were the defending champions, but chose not to participate this year.
John Isner and Jack Sock were the defending champions but withdrew from their first round match.
Henri Kontinen and John Peers were the defending champions, but lost in the quarterfinals to Ivan Dodig and Marcel Granollers.
Defending champions Henri Kontinen and John Peers successfully defended their title, defeating Łukasz Kubot and Marcelo Melo in the final, 6–4, 6–2 to win the doubles tennis title at the 2017 ATP Finals.
Henri Kontinen and John Peers were the defending champions, but lost in the second round to Radu Albot and Chung Hyeon.
Jamie Murray and Bruno Soares were the defending champions, but lost in the final to Henri Kontinen and John Peers, 4–6, 3–6.
Henri Kontinen and John Peers were the defending champions, but lost in the first round to Juan Sebastián Cabal and Robert Farah.
Pierre-Hugues Herbert and Nicolas Mahut were the defending champions, but lost in the second round to Kevin Anderson and Novak Djokovic.
Mike Bryan and Jack Sock defeated Pierre-Hugues Herbert and Nicolas Mahut in the final, 5–7, 6–1, [13–11] to win the doubles tennis title at the 2018 ATP Finals. It was Bryan's fifth Tour Finals title, and his first with a partner other than his brother Bob Bryan.
Henri Kontinen and John Peers were the defending champions, but lost in the second round to Robert Lindstedt and Dominic Thiem.
Henri Kontinen and John Peers were the defending champions but lost in the first round to Kyle Edmund and Neal Skupski.
Henri Kontinen and John Peers were the defending champions, but lost in the second round to Marcel Granollers and Horacio Zeballos.
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.
Henri Kontinen 
John Peers 
Leonardo Mayer 
