| Doubles | |
|---|---|
| 2001 Stella Artois Championships | |
| Champions |  Bob Bryan Mike Bryan |
| Runners-up | Eric Taino David Wheaton |
| Score | 6–3, 3–6, 6–1 |
| Draw | 28 |
Todd Woodbridge and Mark Woodforde were the defending champions but only Woodbridge competed that year with Wayne Ferreira.
Ferreira and Woodbridge lost in the quarterfinals to Bob Bryan and Mike Bryan.
The Bryans won in the final 6–3, 3–6, 6–1 against Eric Taino and David Wheaton.
The top four seeded teams received byes into the second round.
Wayne Ferreira / 
Todd Woodbridge (quarterfinals) Donald Johnson / Jared Palmer (semifinals) Ellis Ferreira / Rick Leach (second round) Michael Hill / Jeff Tarango (quarterfinals)
Byron Black / Alex O'Brien (quarterfinals) David Adams / 
Andrei Olhovskiy (quarterfinals)
Mahesh Bhupathi / Leander Paes (semifinals) Bob Bryan / Mike Bryan (champions)| Semifinals | Final | ||||||||||||
| 8 | Bob Bryan Mike Bryan | 77 | 6 | ||||||||||
| 7 | Mahesh Bhupathi Leander Paes | 64 | 4 | ||||||||||
| 8 | Bob Bryan Mike Bryan | 6 | 3 | 6 | |||||||||
| Q | Eric Taino David Wheaton | 3 | 6 | 1 | |||||||||
| Q | Eric Taino David Wheaton | 7 | 6 | ||||||||||
| 2 | Donald Johnson Jared Palmer | 5 | 4 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | W Ferreira T Woodbridge | 715 | 4 | 6 | |||||||||||||||||||||||
| Q |  J Erlich A Ram | 6 | 6 | Q | J Erlich A Ram | 613 | 6 | 2 | |||||||||||||||||||
| B Haygarth R Koenig | 3 | 4 | 1 | W Ferreira T Woodbridge | 4 | 2 | |||||||||||||||||||||
 T Cibulec L Friedl | 2 | 6 | 6 | 8 | B Bryan M Bryan | 6 | 6 | ||||||||||||||||||||
| N Healey L Hewitt | 6 | 4 | 4 | T Cibulec L Friedl | 3 | 2 | |||||||||||||||||||||
| WC | M Safin  V Voltchkov | 3 | 63 | 8 | B Bryan M Bryan | 6 | 6 | ||||||||||||||||||||
| 8 | B Bryan M Bryan | 6 | 77 | 8 | B Bryan M Bryan | 77 | 6 | ||||||||||||||||||||
| 7 | M Bhupathi L Paes | 64 | 4 | ||||||||||||||||||||||||
| 4 | M Hill J Tarango | 7 | 7 | ||||||||||||||||||||||||
| P Hanley A Kratzmann | 7 | 6 | P Hanley A Kratzmann | 5 | 5 | ||||||||||||||||||||||
| WC |  O Rochus M Youzhny | 5 | 3 | 4 | M Hill J Tarango | 64 | 69 | ||||||||||||||||||||
| WC |  M Lee A Parmar | 65 | 6 | 6 | 7 | M Bhupathi L Paes | 77 | 711 | |||||||||||||||||||
| M Barnard J Thomas | 77 | 4 | 4 | WC | M Lee A Parmar | 2 | 4 | ||||||||||||||||||||
| N Godwin J Waite | 3 | 6 | 4 | 7 | M Bhupathi L Paes | 6 | 6 | ||||||||||||||||||||
| 7 | M Bhupathi L Paes | 6 | 3 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | B Black A O'Brien | 6 | 66 | 6 | |||||||||||||||||||||||
| M Damm C Suk | 1 | 78 | 2 | 5 | B Black A O'Brien | 6 | 6 | ||||||||||||||||||||
 S Aspelin J Landsberg | 4 | 77 | 6 | S Aspelin J Landsberg | 3 | 4 | |||||||||||||||||||||
| P Kilderry E Ran | 6 | 62 | 3 | 5 | B Black A O'Brien | 3 | 2 | ||||||||||||||||||||
| J-L de Jager J Stark | 4 | 77 | 5 | Q | E Taino D Wheaton | 6 | 6 | ||||||||||||||||||||
| Q | E Taino D Wheaton | 6 | 64 | 7 | Q | E Taino D Wheaton | 77 | 6 | |||||||||||||||||||
| 3 | E Ferreira R Leach | 64 | 1 | ||||||||||||||||||||||||
| Q | E Taino D Wheaton | 7 | 6 | ||||||||||||||||||||||||
| 6 | D Adams A Olhovskiy | 6 | 6 | 2 | D Johnson J Palmer | 5 | 4 | ||||||||||||||||||||
 J Knippschild J Weir-Smith | 4 | 3 | 6 | D Adams A Olhovskiy | 77 | 3 | 77 | ||||||||||||||||||||
| W Arthurs B Ellwood | 64 | 6 | 6 | W Arthurs B Ellwood | 63 | 6 | 65 | ||||||||||||||||||||
 S Lareau  M Llodra | 77 | 3 | 3 | 6 | D Adams A Olhovskiy | 68 | 3 | ||||||||||||||||||||
| J Gimelstob S Humphries | 6 | 3 | 4 | 2 | D Johnson J Palmer | 710 | 6 | ||||||||||||||||||||
| WC | J-M Gambill  G Ivanišević | 4 | 6 | 6 | WC | J-M Gambill G Ivanišević | 5 | 4 | |||||||||||||||||||
| 2 | D Johnson J Palmer | 7 | 6 | ||||||||||||||||||||||||
The 2003 Canada Masters doubles was the men's doubles event of the one hundred and fourteenth edition of the Canada Masters; a WTA Tier I tournament and the most prestigious men's tennis tournament held in Canada. Bob Bryan and Mike Bryan were the defending champions but lost in the semifinals to Jonas Björkman and Todd Woodbridge. Mahesh Bhupathi and Max Mirnyi won in the final 6–3, 7–6(7–4) against Björkman and Woodbridge.
Michaël Llodra and Fabrice Santoro were the defending champions, and won the final 7–6(4), 6–3 against Bob and Mike Bryan.
Jonas Björkman and Todd Woodbridge were the defending champions, but lost in the second round to Tomáš Cibulec and Daniel Vacek.
Wayne Ferreira and Yevgeny Kafelnikov were the defending champions but lost in the first round to Mark Knowles and Daniel Nestor.
Jiří Novák and David Rikl were the defending champions but lost in the second round to Chris Haggard and Tom Vanhoudt.
Jonas Björkman and Todd Woodbridge were the defending champions and won in the final 6–3, 3–6, [10–7] against Paul Haarhuis and Yevgeny Kafelnikov.
Ellis Ferreira and Rick Leach were the defending champions but they competed with different partners that year, Ferreira with Pavel Vízner and Leach with Brian MacPhie.
Mark Knowles and Daniel Nestor were the defending champions but lost in the quarterfinals to Leander Paes and David Rikl.
James Blake and Todd Martin were the defending champions but lost in the second round to Wayne Arthurs and Paul Hanley.
Wayne Ferreira and Yevgeny Kafelnikov were the defending champions but did not compete that year.
Roger Federer and Max Mirnyi were the defending champions but only Mirnyi competed that year with Mahesh Bhupathi.
Mahesh Bhupathi and Max Mirnyi were the defending champions, but lost in the quarterfinals to Michaël Llodra and Fabrice Santoro.
Wayne Black and Kevin Ullyett were the defending champions, but lost in the quarterfinals to Mahesh Bhupati and Max Mirnyi.
Donald Johnson and Jared Palmer were the defending champions, but lost in the semifinals to Jonas Björkman and Todd Woodbridge.
Todd Woodbridge and Mark Woodforde were the defending champions, but Woodforde had retired from the tour. Woodbridge partnered with Jonas Björkman but lost in the third round to Bob and Mike Bryan.
Mahesh Bhupathi and Leander Paes were the defending champions, but did not participate together. Paes played with Tomáš Cibulec but they lost in the semifinals to Mark Knowles and Daniel Nestor. Bhupathi partnered with Max Mirnyi but they lost in semifinals to Paul Haarhuis and Yevgeny Kafelnikov.
The 2001 US Open was held between August 27 – September 9, 2001. It was the final Grand Slam event of 2001.
Mark Knowles and Daniel Nestor were the defending champions, but lost in Quarterfinals to Wayne Black and Kevin Ullyett.
Mahesh Bhupathi and Max Mirnyi were the defending champions, but played this tournament with different partners. Bhupathi teamed up with Todd Woodbridge while Mirnyi teamed up with Jonas Björkman. Both pairs were eliminated in semifinals.
Mark Knowles and Daniel Nestor were the defending champions, but Knowles did not compete this year. Nestor teamed up with Cyril Suk and lost in quarterfinals to Olivier Delaître and Fabrice Santoro.