| Doubles | |
|---|---|
| 2001 Heineken Open | |
| Champions |  Marius Barnard  Jim Thomas |
| Runners-up | David Adams  Martín García |
| Score | 7–6(12–10), 6–4 |
| Draw | 16 |
| Seeds | 4 |
Ellis Ferreira and Rick Leach were the defending champions but did not compete that year.
Marius Barnard and Jim Thomas won in the final 7–6(12–10), 6–4 against David Adams and Martín García. [1]
Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
David Adams / Martín García (final)
Simon Aspelin / Robbie Koenig (quarterfinals) Chris Haggard / 
Tom Vanhoudt (first round) Lucas Arnold / Johan Landsberg (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | D Adams M García | 62 | 78 | 6 | |||||||||||||||||||||||
| J-M Gambill J Stark | 77 | 66 | 4 | 1 | D Adams M García | 7 | 6 | ||||||||||||||||||||
| WC |  D Hrbatý K Kučera | 6 | 6 | WC | D Hrbatý K Kučera | 5 | 4 | ||||||||||||||||||||
| D Bowen J Waite | 3 | 1 | 1 | D Adams M García | 6 | 6 | |||||||||||||||||||||
| 3 | C Haggard T Vanhoudt | 3 | 6 | 66 | Q | P Rosner J Weir-Smith | 2 | 3 | |||||||||||||||||||
| Q | P Rosner J Weir-Smith | 6 | 3 | 78 | Q | P Rosner J Weir-Smith | 62 | 6 | 6 | ||||||||||||||||||
 P Pála P Vízner | 77 | 66 | 77 | P Pála P Vízner | 77 | 4 | 4 | ||||||||||||||||||||
| T Cibulec L Friedl | 63 | 78 | 62 | 1 | D Adams M García | 610 | 4 | ||||||||||||||||||||
 J Boutter  A Gaudenzi | 63 | 6 | 3 | M Barnard J Thomas | 712 | 6 | |||||||||||||||||||||
| A Calleri F Squillari | 77 | 4 | 6 | A Calleri F Squillari | 5 | 66 | |||||||||||||||||||||
| M Barnard J Thomas | 6 | 6 | M Barnard J Thomas | 7 | 78 | ||||||||||||||||||||||
| 4 | L Arnold J Landsberg | 4 | 4 | M Barnard J Thomas | 6 | 1 | 6 | ||||||||||||||||||||
 T Shimada M Wakefield | 6 | 77 | T Shimada M Wakefield | 3 | 6 | 1 | |||||||||||||||||||||
| WC |  J Greenhalgh A Hunt | 2 | 60 | T Shimada M Wakefield | 6 | 6 | |||||||||||||||||||||
 E Ran  J Velasco Jr. | 4 | 4 | 2 | S Aspelin R Koenig | 4 | 3 | |||||||||||||||||||||
| 2 | S Aspelin R Koenig | 6 | 6 | ||||||||||||||||||||||||
Martin Damm and Anders Järryd were the defending champions but lost in the quarterfinals to Peter Nyborg and Libor Pimek.
David Adams and Marius Barnard were the defending champions but they competed with different partners that year, Adams with Olivier Delaître and Barnard with Piet Norval.
David Adams and John-Laffnie de Jager were the defending champions but only Adams competed that year with Marius Barnard.
The doubles competition of the 2001 Open SEAT Godó tennis tournament was held in April 2001. Nicklas Kulti and Mikael Tillström were the defending champions but did not compete that year.
Todd Woodbridge and Mark Woodforde were the defending champions but only Woodbridge competed that year with Jonas Björkman.
Jonathan Stark and Kevin Ullyett were the defending champions and won in the final 6–1, 6–4 against Leoš Friedl and Radek Štěpánek.
Marius Barnard and Jim Thomas were the defending champions at the doubles event of the Heineken Open tennis tournament, held in Auckland, New Zealand, but only Barnard competed that year with David Adams.
Donald Johnson and Jared Palmer were the defending champions but lost in the second round to Guillermo Cañas and David Nalbandian.
Paul Haarhuis and Sjeng Schalken were the defending champions but they competed with different partners that year, Haarhuis with Brian MacPhie and Schalken with Julien Boutter.
Guillermo Cañas and Rainer Schüttler were the defending champions but they competed with different partners that year, Cañas with Younes El Aynaoui and Schüttler with Mikhail Youzhny.
Sergio Roitman and Andrés Schneiter were the defending champions but lost in the first round to Todd Perry and Paul Rosner.
Àlex Corretja and Luis Lobo were the defending champions but they competed with different partners that year, Corretja with Lucas Arnold and Lobo with Martín García.
Jonas Björkman and Todd Woodbridge were the defending champions but did not compete that year.
David Adams and Robbie Koenig were the defending champions of the doubles event of the Heineken Open tennis tournament, held in Auckland, New Zealand, but only Koenig competed that year with Petr Pála. Koenig and Pála lost in the first round to Jan-Michael Gambill and Brian MacPhie.
Bill Behrens and Matt Lucena were the defending champions but only Behrens competed that year with Kelly Jones.
Mark Keil and Jeff Tarango were the defending champions but only Tarango competed that year with David Ekerot.
Jonas Björkman and Nicklas Kulti were the defending champions but only Kulti competed that year with Daniel Vacek.
Rennae Stubbs and Jared Palmer were the defending champions but only Stubbs competed that year with Todd Woodbridge.
Rennae Stubbs and Jared Palmer defeated 1993 champions Arantxa Sánchez Vicario and Todd Woodbridge in the final, 7–5, 7–6(7–3), to win the mixed doubles tennis title at the 2000 Australian Open. By winning the title, Stubbs won her second Grand Slam title, after she won her first in Women's Doubles earlier in the week, and Palmer won his first major Mixed Doubles title. Mariaan de Swardt and David Adams were the defending champions, but De Swardt chose not to defend her title and Adams played with Kristie Boogert. Adams and Boogert lost to Sánchez Vicario and Woodbridge in the semifinals.
Lleyton Hewitt and Max Mirnyi defeated Ellis Ferreira and Rick Leach in the final, 6–4, 5–7, 7–6 to win the men's doubles tennis title at the 2000 US Open. It was their maiden major title.