Martin Damm and Anders Järryd were the defending champions but lost in the quarterfinals to Peter Nyborg and Libor Pimek.
David Adams and Andrei Olhovskiy were the defending champions but only Olhovskiy competed that year with Patrick Galbraith.
Jared Palmer and Richey Reneberg were the defending champions but only Reneberg competed that year with Jim Grabb.
Martin Damm and Anders Järryd were the defending champions but only Järryd competed that year with Jan Apell.
Trevor Kronemann and David Macpherson were the defending champions but lost in the quarterfinals to Luis Lobo and Javier Sánchez.
Tomás Carbonell and Francisco Roig were the defending champions but lost in the final 6–2, 5–7, 6–4 against Libor Pimek and Byron Talbot.
Mark Keil and Jeff Tarango were the defending champions but only Tarango competed that year with David Ekerot.
Jeff Tarango and Daniel Vacek won in the final 3–6, 6–3, 7–5 against Menno Oosting and Andrei Pavel.
Menno Oosting and Libor Pimek were the defending champions but they competed with different partners that year, Oosting with David Adams and Pimek with Peter Nyborg.
Libor Pimek and Byron Talbot were the defending champions but only Pimek competed that year with Menno Oosting.
Stéphane Simian and Kenny Thorne were the defending champions, but did not participate this year.
Todd Woodbridge and Mark Woodforde defeated Paul Haarhuis and Sandon Stolle in the final, 7–6(9–7), 6–4 to win the men's doubles tennis title at the 2000 French Open. With the win, the Woodies completed the career Grand Slam and the career Super Slam.
The 2000 Australian Open was a tennis tournament played on outdoor hard courts at Melbourne Park in Melbourne in Australia. It was the 88th edition of the Australian Open and was held from 17 through 30 January 2000.
Katarina Srebotnik and Piet Norval were the defending champions, but lost in second round to Kim Clijsters and Lleyton Hewitt.
Larisa Neiland and Todd Woodbridge were the defending champions, but competed this year with different partners. Neiland teamed up with Mark Woodforde and were eliminated in semifinals, while Woodbridge partnered with Nicole Bradtke and were eliminated in quarterfinals.
Patricia Tarabini and Javier Frana were the defending champions, but lost in third round to Rachel McQuillan and David Macpherson.
David Ekerot and Jeff Tarango were the defending champions, but competed this year with different partners. Ekerot teamed up with Peter Nyborg and lost to tournament winners Nicklas Kulti and Mikael Tillström, while Tarango teamed up with Jack Waite and lost in semifinals to tournament runners-up Magnus Gustafsson and Magnus Larsson.
Martin Damm and Brett Steven were the defending champions, but none competed this year.
John Fitzgerald and Patrick Rafter were the defending champions, but Rafter chose to compete at the World Team Cup, which was held at Düsseldorf the same week. Fitzgerald teamed up with Anders Järryd and were forced to retire in their first round match against Mark Keil and Peter Nyborg.
Wayne Arthurs and Simon Youl were the defending champions, but Youl retired from professional tennis at the end of the 1994 season. Arthurs teamed up with Jordi Arrese and lost in the first round to Tom Kempers and Menno Oosting.
Mark Keil 
Peter Nyborg 
Libor Pimek 
Byron Talbot 
Wayne Arthurs 
