| Men's doubles | |
|---|---|
| 1989 New South Wales Open | |
| Champions |  Darren Cahill Wally Masur |
| Runners-up |  Pieter Aldrich Danie Visser |
| Score | 6–4, 6–3 |
| Draw | 16 |
| Seeds | 4 |
Darren Cahill and Mark Kratzmann were the defending champions but only Cahill competed that year with Wally Masur.
Cahill and Masur won in the final 6–4, 6–3 against Pieter Aldrich and Danie Visser.
Pieter Aldrich / Danie Visser (final) Darren Cahill / Wally Masur (champions)
Martin Davis / Brad Drewett (first round) Gary Muller / Christo van Rensburg (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | P Aldrich D Visser | 6 | 6 | ||||||||||||||||||||||||
 T Muster  J Nyström | 4 | 1 | 1 | P Aldrich D Visser | 6 | 6 | |||||||||||||||||||||
| K Jones J Rive | 6 | 6 | K Jones J Rive | 2 | 2 | ||||||||||||||||||||||
 M Mečíř C Suk | 3 | 3 | 1 | P Aldrich D Visser | 6 | 2 | 6 | ||||||||||||||||||||
| 3 | M Davis B Drewett | 5 | 2 |  L Lavalle  C Saceanu | 1 | 6 | 4 | ||||||||||||||||||||
 J Bates P Lundgren | 7 | 6 | J Bates P Lundgren | 1 | 6 | 3 | |||||||||||||||||||||
| J Stoltenberg T Woodbridge | 6 | 3 | 3 | L Lavalle C Saceanu | 6 | 4 | 6 | ||||||||||||||||||||
| L Lavalle C Saceanu | 0 | 6 | 6 | 1 | P Aldrich D Visser | 4 | 3 | ||||||||||||||||||||
| J Anderson R Fromberg | 4 | 5 | 2 | D Cahill W Masur | 6 | 6 | |||||||||||||||||||||
| T Meinecke J Svensson | 6 | 7 | T Meinecke J Svensson | 4 | 7 | 6 | |||||||||||||||||||||
| P Kühnen C-U Steeb | 1 | 2 | 4 | G Muller C van Rensburg | 6 | 5 | 7 | ||||||||||||||||||||
| 4 | G Muller C van Rensburg | 6 | 6 | 4 | G Muller C van Rensburg | 7 | 4 | 6 | |||||||||||||||||||
| P Doohan L Warder | 5 | 7 | 4 | 2 | D Cahill W Masur | 6 | 6 | 7 | |||||||||||||||||||
| N Broad G Layendecker | 7 | 6 | 6 | N Broad G Layendecker | 2 | 6 | 3 | ||||||||||||||||||||
 D Nargiso L Shiras | 3 | 4 | 2 | D Cahill W Masur | 6 | 3 | 6 | ||||||||||||||||||||
| 2 | D Cahill W Masur | 6 | 6 | ||||||||||||||||||||||||
Darren Cahill and Mark Kratzmann were the defending champions and lost in the second round to Stefan Edberg and Pete Sampras.
The men's doubles tournament at the 1990 US Open was held from August 27 to September 9, 1990, on the outdoor hard courts of the USTA National Tennis Center in New York City, United States. Pieter Aldrich and Danie Visser won the title, defeating Paul Annacone and David Wheaton in the final.
Jorge Lozano and Todd Witsken won in the final 6–3, 7–6 against Pieter Aldrich and Danie Visser.
Jorge Lozano and Todd Witsken were the defending champions but did not compete that year.
Rick Leach and Jim Pugh were the defending champions but only Leach competed that year with Laurie Warder.
Ken Flach and Robert Seguso were the defending champions but lost in the semifinals to John Fitzgerald and Anders Järryd.
John Fitzgerald and Anders Järryd were the defending champions but lost in the first round to Jonathan Canter and Bruce Derlin.
Paul Annacone and Christo van Rensburg were the defending champions. Annacone competed alongside Kelly Evernden but lost in the semifinals, while van Rensburg played with Kevin Curren and lost in the quarterfinals.
Darren Cahill and Mark Kratzmann won the title, defeating Udo Riglewski and Michael Stich 7–5, 6–2, in the final.
Rick Leach and Jim Pugh were the defending champions, but lost in the semifinals to Grant Connell and Glenn Michibata.
Pieter Aldrich and Danie Visser won the title, defeating Connell and Michibata 6–4, 4–6, 6–1, 6–4, in the final.
Darren Cahill and Wally Masur were the defending champions. Cahill did not compete that year, while Masur partnered Brad Drewett, but lost in the first round.
Pat Cash and Mark Kratzmann won the title, defeating Pieter Aldrich and Danie Visser 6–4, 7–5, in the final.
Pieter Aldrich and Danie Visser were the defending champions, but lost in the first round to Paul Haarhuis and Mark Koevermans.
Scott Davis and David Pate won the title, defeating Patrick McEnroe and David Wheaton 6–1, 4–6, 6–4, 5–7, 9–7, in the final. This was Pate's first Grand Slam title and final, despite gaining the World No. 1 ranking two weeks earlier.
John Fitzgerald and Anders Järryd lost in the third round to McEnroe and Wheaton. It was their only Grand Slam loss of the year, as they won the other three majors in 1991.
Boris Becker and Guy Forget were the defending champions, but Becker did not participate this year. Forget partnered Henri Leconte.
Ken Flach and Robert Seguso successfully defended their title, defeating John Fitzgerald and Anders Järryd in the final, 6–4, 2–6, 6–4, 7–6(7–3) to win the gentlemen's doubles title at the 1988 Wimbledon Championships.
The men's doubles tournament at the 1989 US Open was held from August 28 to September 10, 1989, on the outdoor hard courts of the USTA National Tennis Center in New York City, United States. John McEnroe and Mark Woodforde won the title, defeating Ken Flach and Robert Seguso in the final.
The men's doubles tournament at the 1989 Australian Open was held from 16 through 29 January 1989 on the outdoor hard courts at the Flinders Park in Melbourne, Australia. Rick Leach and Jim Pugh won the title, defeating Darren Cahill and Mark Kratzmann in the final.
Wally Masur and Jason Stoltenberg were the defending champions, but competed this year with different partners. Masur teamed up with Mark Kratzmann and lost in the semifinals to Jim Grabb and Richey Reneberg, while Stoltenberg teamed up with Todd Nelson and lost in quarterfinals to Pieter Aldrich and Danie Visser.
Pieter Aldrich and Danie Visser were the defending champions, but Aldrich did not compete this year. Visser teamed up with Gary Muller and lost in the quarterfinals to Nick Brown and Richard Vogel.
Darren Cahill and Mark Kratzmann were the defending champions, but lost in the second round to Ken Flach and Sven Salumaa.
Petr Korda and Tomáš Šmíd were the defending champions, but lost in the semifinals to Per Henricsson and Nicklas Utgren.
Ken Flach and Robert Seguso were the defending champions, but lost in the quarterfinals to Jim Grabb and Patrick McEnroe.