| Doubles | |
|---|---|
| 2005 Tennis Channel Open | |
| Champions |  Bob Bryan Mike Bryan |
| Runners-up |  Wayne Arthurs Paul Hanley |
| Score | 7–5, 6–4 |
Rick Leach and Brian MacPhie were the defending champions, but lost in the first round this year.
Bob Bryan and Mike Bryan won the title, defeating Wayne Arthurs and Paul Hanley 7–5, 6–4 in the final.
Bob Bryan / Mike Bryan (champions) Wayne Arthurs / Paul Hanley (final)
Yves Allegro / 
Michael Kohlmann (quarterfinals) Rick Leach / Brian MacPhie (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | B Bryan M Bryan | 6 | 6 | ||||||||||||||||||||||||
| J-M Gambill J Gimelstob | 3 | 2 | 1 | B Bryan M Bryan | w/o | ||||||||||||||||||||||
 Y-h Lu T Phillips | 3 | 7 | 6 | Y-h Lu T Phillips | |||||||||||||||||||||||
| WC | R Ram B Reynolds | 6 | 5 | 2 | 1 | B Bryan M Bryan | 6 | 6 | |||||||||||||||||||
| 4 | R Leach B MacPhie | 65 | 77 | 2 |  M Ančić  J Coetzee | 4 | 3 | ||||||||||||||||||||
| J Kerr J Thomas | 77 | 65 | 6 | J Kerr J Thomas | 3 | 7 | 4 | ||||||||||||||||||||
 I Labadze  T Vanhoudt | 1 | 4 | M Ančić J Coetzee | 6 | 5 | 6 | |||||||||||||||||||||
| M Ančić J Coetzee | 6 | 6 | 1 | B Bryan M Bryan | 7 | 6 | |||||||||||||||||||||
| A Fisher C Haggard | 3 | 77 | 5 | 2 | W Arthurs P Hanley | 5 | 4 | ||||||||||||||||||||
| G Oliver T Parrott | 6 | 65 | 7 | G Oliver T Parrott | 6 | 6 | |||||||||||||||||||||
| WC | J Blake T Blake | 6 | 1 | 62 | 3 | Y Allegro M Kohlmann | 3 | 4 | |||||||||||||||||||
| 3 | Y Allegro M Kohlmann | 2 | 6 | 77 | G Oliver T Parrott | 3 | 7 | 4 | |||||||||||||||||||
 T Cibulec J Levinský | 4 | 6 | 6 | 2 | W Arthurs P Hanley | 6 | 5 | 6 | |||||||||||||||||||
L Burgsmüller  R Lindstedt | 6 | 4 | 3 | T Cibulec J Levinský | 3 | 3 | |||||||||||||||||||||
| K Kim J Morrison | 712 | 63 | 3 | 2 | W Arthurs P Hanley | 6 | 6 | ||||||||||||||||||||
| 2 | W Arthurs P Hanley | 610 | 77 | 6 | |||||||||||||||||||||||
Bob Bryan and Mike Bryan defeated Michaël Llodra and Fabrice Santoro in the final, 6–7(6–8), 6–3, 3–6, 7–6(7–3), 6–4 to win the doubles tennis title at the 2003 Tennis Masters Cup. It was their first Tour Finals title.
Jonas Björkman and Todd Woodbridge were the defending champions, but lost in the second round to Tomáš Cibulec and Daniel Vacek.
Despite Donald Johnson and Piet Norval being the defending champions, only Johnson competed that year with Jared Palmer.
Bob Bryan and Mike Bryan were the defending champions but lost in the final 6–3, 3–6, [10–4] against Brian MacPhie and Nenad Zimonjić.
Jiří Novák and David Rikl were the defending champions but lost in the second round to Chris Haggard and Tom Vanhoudt.
Mahesh Bhupathi and Leander Paes were the defending champions but only Paes competed that year with John-Laffnie de Jager.
Jonas Björkman and Todd Woodbridge were the defending champions but lost in the final 6–2, 6–4 against Mahesh Bhupathi and Jan-Michael Gambill.
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.
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.
Bob Bryan and Mike Bryan were the defending champions but lost in the quarterfinals to Wayne Arthurs and Paul Hanley.
Jeff Coetzee and Chris Haggard were the defending champions but lost in the first round to Jiří Novák and Petr Pála.
Mark Knowles and Daniel Nestor were the defending champions but lost in the semifinals to James Blake and Mardy Fish.
Rick Leach and Brian MacPhie were the defending champions, but did not participate this year.
Bob Bryan and Mike Bryan were the defending champions, but lost in the semifinals this year.
James Blake and Mardy Fish were the defending champions, but lost in the quarterfinals this year.
Bob Bryan and Mike Bryan were the defending champions, but did not participate this year.
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.