| Men's doubles | |
|---|---|
| 2009 Medibank International Sydney | |
| Champions |  Bob Bryan Mike Bryan |
| Runners-up |  Daniel Nestor  Nenad Zimonjić |
| Score | 6–1, 7–6(7–3) |
Richard Gasquet and Jo-Wilfried Tsonga were the defending champions, but both chose not to participate that year.
Bob Bryan and Mike Bryan won in the final 6–1, 7–6(7–3), against Daniel Nestor and Nenad Zimonjić.
Daniel Nestor / Nenad Zimonjić (finals) Bob Bryan / Mike Bryan (champions)
Mahesh Bhupathi / 
Mark Knowles (semifinals)
Mariusz Fyrstenberg / Marcin Matkowski (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | D Nestor N Zimonjić | 6 | 6 | ||||||||||||||||||||||||
 I Andreev  J Nieminen | 4 | 4 | 1 | D Nestor N Zimonjić | 6 | 7 | |||||||||||||||||||||
 M Melo A Sá | 6 | 6 | M Melo A Sá | 4 | 5 | ||||||||||||||||||||||
| WC |  C Ball C Guccione | 4 | 4 | 1 | D Nestor N Zimonjić | 2 | 7 | [10] | |||||||||||||||||||
| 4 | M Fyrstenberg M Matkowski | 4 | 7 | [10] | 4 | M Fyrstenberg M Matkowski | 6 | 5 | [5] | ||||||||||||||||||
 J Murray D Vemić | 6 | 65 | [2] | 4 | M Fyrstenberg M Matkowski | 6 | 3 | [10] | |||||||||||||||||||
 L Arnold Ker D Nalbandian | 2 | 6 | [10] | L Arnold Ker D Nalbandian | 2 | 6 | 8 | ||||||||||||||||||||
 J Knowle J Melzer | 6 | 2 | [8] | 1 | D Nestor N Zimonjić | 1 | 63 | ||||||||||||||||||||
 S Aspelin  P Vízner | 6 | 7 | 2 | B Bryan M Bryan | 6 | 7 | |||||||||||||||||||||
| WC | S Goh B Klein | 4 | 63 | S Aspelin P Vízner | 3 | 2 | |||||||||||||||||||||
B Soares  K Ullyett | 5 | 7 | 7 | 3 | M Bhupathi M Knowles | 6 | 6 | ||||||||||||||||||||
| 3 | M Bhupathi M Knowles | 7 | 5 | [10] | 3 | M Bhupathi M Knowles | 1 | 7 | [5] | ||||||||||||||||||
 F López T Robredo | 7 | 4 | [10] | 2 | B Bryan M Bryan | 6 | 64 | [10] | |||||||||||||||||||
 M Mirnyi  A Ram | 5 | 6 | [6] | F López T Robredo | 68 | 65 | |||||||||||||||||||||
 S Bolelli A Seppi | 3 | 2 | 2 | B Bryan M Bryan | 7 | 7 | |||||||||||||||||||||
| 2 | B Bryan M Bryan | 6 | 6 | ||||||||||||||||||||||||
Arnaud Clément and Michaël Llodra were the defending champions, but lost in the semifinals to Daniel Nestor and Nenad Zimonjić.
Fabrice Santoro and Nenad Zimonjić were the defending champions. They were both present but did not compete together.
Santoro partnered with Richard Gasquet, but lost in the semifinals to Zimonjic and partner Daniel Nestor, who lost in the final.
Mark Knowles and Daniel Nestor were the defending champions, but Knowles chose not to participate, and only Nestor competed that year.
Nestor partnered with Nenad Zimonjić, and won in the final 6–4, 7–6(7–3), against Marcelo Melo and André Sá.
Bob Bryan and Mike Bryan were the defending champions, but lost in the semifinals to Mahesh Bhupathi and Mark Knowles.
The 2009 Italian Open – Men's doubles was a tennis tournament played on outdoor clay courts.
Bob Bryan and Mike Bryan were the defending champions, but lost in the final to Daniel Nestor and Nenad Zimonjić, 3–6, 7–6(7–2), [15–13].
Daniel Nestor and Nenad Zimonjić were the defending champions, but they lost in the final against Bob and Mike Bryan 3–6, 4–6.
Daniel Nestor and Nenad Zimonjić were the defending champions, but they lost to František Čermák and Michal Mertiňák 7–5, 6–2 in the first round.
Bob Bryan and Mike Bryan won in the final against Mahesh Bhupathi and Max Mirnyi, 6–3, 6–4.
Daniel Nestor and Nenad Zimonjić defeated Mahesh Bhupathi and Max Mirnyi in the final, 7–6(8–6), 6–4 to win the doubles tennis title at the 2010 ATP World Tour Finals.
Daniel Nestor and Nenad Zimonjić were the defending champions, but decided not to participate together.
Zimonjić played alongside Michaël Llodra, but lost to Marcel Granollers and Tommy Robredo in the second round.
Nestor partnered up with Max Mirnyi, but they were eliminated by Rohan Bopanna and Aisam-ul-Haq Qureshi in the quarterfinals.
Bob Bryan and Mike Bryan won the title, defeating Juan Ignacio Chela and Bruno Soares 6–3, 6–2 in the finals.
Daniel Nestor and Nenad Zimonjić were the defending champions, but decided not to participate together.
Zimonjić partnered up with Jürgen Melzer, while Nestor played alongside Max Mirnyi. These pairs were both eliminated by eventual champions Santiago González and Scott Lipsky, who won in the final against Bob Bryan and Mike Bryan 5–7, 6–2, [12–10].
Daniel Nestor and Nenad Zimonjić were the defending champions, but decided not to participate together. Nestor partnered Max Mirnyi, while Zimonjić teamed up with Michaël Llodra. Mirnyi and Nestor defeated Zimonjić and Llodra in the semifinals, 7–6(7–4), 7–6(7–5). In the final, they won against Juan Sebastián Cabal and Eduardo Schwank 7–6(7–3), 3–6, 6–4 for their first Grand Slam doubles title as a team.
Bob and Mike Bryan were the defending champions, but lost to Mahesh Bhupathi and Leander Paes in the semifinals.
Bob Bryan and Mike Bryan were the defending champions, but Michaël Llodra and Nenad Zimonjić eliminated them in the semifinals.
Daniel Nestor and Nenad Zimonjić were the defending champions but Zimonjić decided not to participate.
Nestor plays alongside Max Mirnyi.
Julien Benneteau and Nenad Zimonjić were the defending champions, but decided not to participate together. Benneteau played alongside Édouard Roger-Vasselin, but lost to Bob and Mike Bryan in the quarterfinals. Zimonjić teamed up with Daniel Nestor, but lost to the Bryan brothers in the semifinals. The Bryans became the new champions, defeating Ivan Dodig and Marcelo Melo 6–3, 3–6, [10–8] in the final.
Bob Bryan and Mike Bryan were the defending champions, but lost to Daniel Nestor and Nenad Zimonjić in the final, 4–6, 2–6.
Bob Bryan and Mike Bryan were the defending champions, but lost to Daniel Nestor and Nenad Zimonjić in the semifinals.
Nestor and Zimonjić went on to win the title, defeating Robin Haase and Feliciano López in the final, 6–4, 7–6(7–2).
Mark Knowles and Daniel Nestor were the defending champions, but lost in semifinals to Bob Bryan and Mike Bryan.
Jonas Björkman and Max Mirnyi were the defending champions, but lost in quarterfinals to Fabrice Santoro and Nenad Zimonjić.