| Doubles | |
|---|---|
| 1988 South Australian Open | |
| Champions |  Darren Cahill Mark Kratzmann |
| Runners-up | Carl Limberger Mark Woodforde |
| Score | 4–6, 6–2, 7–5 |
Ivan Lendl and Bill Scanlon were the defending champions, but did not participate this year.
Darren Cahill and Mark Kratzmann won the title, defeating Carl Limberger and Mark Woodforde 4–6, 6–2, 7–5 in the final.
Peter Doohan / Laurie Warder (semifinals) Darren Cahill / Mark Kratzmann (champions) John Fitzgerald / Wally Masur (semifinals) Carl Limberger / Mark Woodforde (final)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | P Doohan L Warder | 3 | 6 | 7 | |||||||||||||||||||||||
 P Chamberlin  M Schapers | 6 | 3 | 6 | 1 | P Doohan L Warder | 7 | 6 | ||||||||||||||||||||
| WC | J Stoltenberg T Woodbridge | 3 | 7 | 5 | D Macpherson S Youl | 6 | 3 | ||||||||||||||||||||
| D Macpherson S Youl | 6 | 6 | 7 | 1 | P Doohan L Warder | 7 | 2 | 4 | |||||||||||||||||||
| 4 | C Limberger M Woodforde | 6 | 6 | 4 | C Limberger M Woodforde | 5 | 6 | 6 | |||||||||||||||||||
| P Carter J Levine | 4 | 3 | 4 | C Limberger M Woodforde | 6 | 3 | 6 | ||||||||||||||||||||
| S Barr B Drewett | 6 | 6 | S Barr B Drewett | 4 | 6 | 2 | |||||||||||||||||||||
| R Fricker G Pfitzner | 4 | 4 | 4 | C Limberger M Woodforde | 6 | 2 | 5 | ||||||||||||||||||||
 N Fulwood D MacBride | 5 | 1 | 2 | D Cahill M Kratzmann | 4 | 6 | 7 | ||||||||||||||||||||
| R Schmidt T Siegel | 7 | 6 | R Schmidt T Siegel | 3 | 3 | ||||||||||||||||||||||
| P Palandjian B Schultz | 6 | 1 | 3 | J Fitzgerald W Masur | 6 | 6 | |||||||||||||||||||||
| 3 | J Fitzgerald W Masur | 7 | 6 | 3 | J Fitzgerald W Masur | 6 | 4 | ||||||||||||||||||||
| J Rive L Scott | 7 | 3 | 3 | 2 | D Cahill M Kratzmann | 7 | 6 | ||||||||||||||||||||
| M Anger CB Cox | 6 | 6 | 6 | M Anger CB Cox | 6 | 0 | |||||||||||||||||||||
 A Mronz C Saceanu | 5 | 3 | 2 | D Cahill M Kratzmann | 7 | 6 | |||||||||||||||||||||
| 2 | D Cahill M Kratzmann | 7 | 6 | ||||||||||||||||||||||||
The 1988 South Australian Open also known for this event as the Australian Hard Court Championships was a Grand Prix tennis circuit tournament held at Memorial Drive in Adelaide, Australia. The tournament was held from 28 December 1987 to 5 January 1988. Third-seeded Mark Woodforde won the singles title.
The 1990 Cincinnati Open, was a tennis tournament played on outdoor hard courts. It was the 91st edition of the tournament and was part of the 1990 ATP Tour. It took place in Cincinnati, Ohio, United States from August 13 through August 20, 1990. Ken Flach and Robert Seguso were the defending champions, but lost in the second round to Sven Salumaa and Byron Talbot. Darren Cahill and Mark Kratzmann won in the final, 7–6, 6–2, against Neil Broad and Gary Muller.
John Fitzgerald and Anders Järryd were the defending champions but only Järryd competed that year with Jakob Hlasek.
Darren Cahill and John Fitzgerald were the defending champions but they competed with different partners that year, Cahill with Mark Kratzmann and Fitzgerald with Simon Youl.
Ivan Lendl was the defending champion but lost in the semifinals to Stefan Edberg.
David Pate and Scott Warner were the defending champions but only Pate competed that year with Scott Davis.
Darren Cahill and Mark Kratzmann were the defending champions and lost in the second round to Stefan Edberg and Pete Sampras.
Darren Cahill and Mark Kratzmann were the defending champions but they competed with different partners that year, Cahill with Mark Woodforde and Kratzmann with Glenn Layendecker.
Jim Pugh and Jana Novotná were the defending champions but lost in the semifinals to Rick Leach and Zina Garrison.
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.
This was the first edition of the event.
The men's doubles tournament at the 1988 Australian Open was held from 11 through 24 January 1988 on the outdoor hard courts at the Flinders Park in Melbourne, Australia. Rick Leach and Jim Pugh won the title, defeating Jeremy Bates and Peter Lundgren in the final.
The men's doubles tournament at the 1989 French Open was held from 29 May until 11 June 1989 on the outdoor clay courts at the Stade Roland Garros in Paris, France. Jim Grabb and Patrick McEnroe won the title, defeating Mansour Bahrami and Éric Winogradsky in the final.
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.
The men's doubles event at the 1991 French Open tennis tournament was held from 27 May until 9 June 1991 on the outdoor clay courts at the Stade Roland Garros in Paris, France. John Fitzgerald and Anders Järryd won the title, defeating Goran Ivanišević and Petr Korda in the final.
Anders Järryd and Tomáš Šmíd were the defending champions, but Järryd decided to rest in order to compete at the Davis Cup the following week. Šmíd teamed up with Andreas Maurer and lost in the quarterfinals to Carl Limberger and Mark Woodforde.
Darren Cahill and Mark Kratzmann were the defending champions, but lost in the second round to Ken Flach and Sven Salumaa.
Darren Cahill and Sandon Stolle were the defending champions, but Cahill did not compete this year. Stolle teamed up with John Fitzgerald and lost in the first round to Jared Palmer and Richey Reneberg.