| Singles | |
|---|---|
| 2011 Farmers Classic | |
| Champion |  Ernests Gulbis |
| Runner-up |  Mardy Fish |
| Final score | 5–7, 6–4, 6–4 |
| Draw | 28 (4 Q / 3 WC ) |
| Seeds | 8 |
Sam Querrey was the defending champion but decided not to participate.
In the final, Ernests Gulbis defeated Mardy Fish in a close match, 5–7, 6–4, 6–4, becoming the first unseeded player to win this tournament since Radek Štěpánek in 2007.
The first four seeds received a bye into the second round.
Mardy Fish (final)
Juan Martín del Potro (quarterfinals)
Marcos Baghdatis (second round)
Thomaz Bellucci (quarterfinals)
Xavier Malisse (first round)
Dmitry Tursunov (first round)
Grigor Dimitrov (second round) Igor Kunitsyn (quarterfinals)| Semifinals | Final | ||||||||||||
| 1 | Mardy Fish | 6 | 4 | 77 | |||||||||
| SE | Ryan Harrison | 0 | 6 | 63 | |||||||||
| 1 | Mardy Fish | 7 | 4 | 4 | |||||||||
| Ernests Gulbis | 5 | 6 | 6 | ||||||||||
| Alex Bogomolov Jr. | 2 | 64 | |||||||||||
| Ernests Gulbis | 6 | 77 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | M Fish | 77 | 6 | ||||||||||||||||||||||||
 G Müller | 2 | 6 | 6 | G Müller | 61 | 1 | |||||||||||||||||||||
| WC | S Johnson | 6 | 3 | 4 | 1 | M Fish | 6 | 6 | |||||||||||||||||||
 S Devvarman | 4 | 66 | 8 | I Kunitsyn | 2 | 4 | |||||||||||||||||||||
| R Sweeting | 6 | 78 | R Sweeting | 64 | 66 | ||||||||||||||||||||||
 F González | 4 | 3 | 8 | I Kunitsyn | 77 | 78 | |||||||||||||||||||||
| 8 | I Kunitsyn | 6 | 6 | 1 | M Fish | 6 | 4 | 77 | |||||||||||||||||||
| SE | R Harrison | 0 | 6 | 63 | |||||||||||||||||||||||
| 3 | M Baghdatis | 3 | 4 | ||||||||||||||||||||||||
| WC | R Ginepri | 4 | 5 |  Y-h Lu | 6 | 6 | |||||||||||||||||||||
| Y-h Lu | 6 | 7 | Y-h Lu | 6 | 3 | 4 | |||||||||||||||||||||
| SE | R Harrison | 64 | 7 | 6 | SE | R Harrison | 3 | 6 | 6 | ||||||||||||||||||
 R Berankis | 77 | 5 | 3 | SE | R Harrison | 6 | 6 | ||||||||||||||||||||
| M Russell | 65 | 6 | 6 | M Russell | 3 | 4 | |||||||||||||||||||||
| 6 | D Tursunov | 77 | 0 | 2 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | G Dimitrov | 6 | 6 | ||||||||||||||||||||||||
| WC |  T Haas | 3 | 2 | 7 | G Dimitrov | 4 | 3 | ||||||||||||||||||||
| Q |  G Jones | 6 | 1 | 1 | A Bogomolov Jr. | 6 | 6 | ||||||||||||||||||||
| A Bogomolov Jr. | 4 | 6 | 6 | A Bogomolov Jr. | 1 | 6 | 6 | ||||||||||||||||||||
 A Falla | 6 | 6 | 4 | T Bellucci | 6 | 4 | 1 | ||||||||||||||||||||
| Q | L Grigelis | 2 | 4 | A Falla | 0 | 1 | |||||||||||||||||||||
| 4 | T Bellucci | 6 | 6 | ||||||||||||||||||||||||
| A Bogomolov Jr. | 2 | 64 | |||||||||||||||||||||||||
| 5 | X Malisse | 6 | 3 | 65 | E Gulbis | 6 | 77 | ||||||||||||||||||||
| E Gulbis | 2 | 6 | 77 | E Gulbis | 6 | 6 | |||||||||||||||||||||
| Q | T Smyczek | 6 | 1 | 3 | Q | D Kosakowski | 2 | 4 | |||||||||||||||||||
| Q | D Kosakowski | 2 | 6 | 6 | E Gulbis | 6 | 6 | ||||||||||||||||||||
| J Blake | 6 | 6 | 2 | JM del Potro | 2 | 4 | |||||||||||||||||||||
| M Berrer | 2 | 3 | J Blake | 4 | 63 | ||||||||||||||||||||||
| 2 | JM del Potro | 6 | 77 | ||||||||||||||||||||||||
James Blake was the defending champion, but lost in the quarterfinals to Sam Querrey.
Ivo Karlović was the defending champion, but chose not to participate that year.
James Blake was the defending champion, but chose not to participate that year.
First-seeded Roger Federer was the defending champion, and won in the final 6–3, 6–4, against David Nalbandian.
Kei Nishikori was the defending champion, but chose not to participate this year.
Rafael Nadal defeated the defending champion Roger Federer in the final, 6–4, 7–6(7–5) to win the men's singles tennis title at the 2010 Madrid Open.
Jonas Björkman was the defending champion but lost in the semifinals to Mardy Fish.
James Blake was the defending champion but lost in the quarterfinals to Andre Agassi.
Robby Ginepri was the defending champion, but lost in the second round to fellow American and eventual champion Mardy Fish. Fish won his second title of 2010 and in July by defeating compatriot John Isner 4–6, 6–4, 7–6(7–4).
Lukáš Dlouhý and Leander Paes were the defending champions, but lost in the first round to Martin Damm and Filip Polášek 6–7(7–9), 6–3, 6–4.
Ernests Gulbis was the defending champion but decided to participate in the 2011 Dubai Tennis Championships instead.
Juan Martín del Potro won this tournament, by defeating Janko Tipsarević 6–4, 6–4 in the final.
Juan Ignacio Chela was the defending champion, but could not defend his title since he withdrew from the tournament for personal reasons.
Ryan Sweeting claimed the title, defeating Kei Nishikori 6–4, 7–6(7–3) in the final match.
Novak Djokovic defeated the defending champion Rafael Nadal in the final, 7–5, 6–4 to win the men's singles tennis title at the 2011 Madrid Open. It was Djokovic's third ATP Masters 1000 title of the year, his sixth title of the year, and the 24th title of his career.
Mardy Fish was the defending champion, and in a repeat of the previous year's final, he successfully defended his title by defeating his compatriot John Isner after dropping the opening set. This time the score was 3–6, 7–6(8–6), 6–2.
Mark Philippoussis was the defending champion, but did not participate.
Fabrice Santoro defeated Nicolas Mahut in the final 6–4, 6–4.
Novak Djokovic defeated Mardy Fish in the final, 6–2, 3–6, 6–4 to win the men's singles tennis title at the 2011 Canadian Open. It was his 10th career Masters title, and he became the first man to win five Masters titles in the same year.
David Nalbandian was the defending champion, but did not compete this year.
Mardy Fish was the defending champion, but did not participate this year.
Wayne Ferreira was the defending champion, but lost in the first round this year.
Greg Rusedski was the defending champion, but lost in the quarterfinals this year.