 |
| Doubles | |
|---|---|
| 1990 KAL Cup Korea Open | |
| Champions |  Grant Connell Glenn Michibata |
| Runners-up |  Jason Stoltenberg Todd Woodbridge |
| Final score | 7–6, 6–4 |
Scott Davis and Paul Wekesa were the defending champions, but did not participate this year.
Grant Connell and Glenn Michibata won in the final 7–6, 6–4 against Jason Stoltenberg and Todd Woodbridge.
Grant Connell / Glenn Michibata (champions)
Kelly Jones / Robert Van't Hof (quarterfinals)
Alex Antonitsch / 
Tom Nijssen (semifinals)
Kelly Evernden / 
Nicolás Pereira (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | G Connell G Michibata | 6 | 6 | ||||||||||||||||||||||||
| D Lewis J Russell | 3 | 4 | 1 | G Connell G Michibata | 6 | 6 | |||||||||||||||||||||
D Cassidy  C Saceanu | 4 | 3 |  N Brown A Castle | 4 | 3 | ||||||||||||||||||||||
| N Brown A Castle | 6 | 6 | 1 | G Connell G Michibata | 6 | 5 | 6 | ||||||||||||||||||||
| 4 | K Evernden N Pereira | 6 | 6 | 6 | 4 | K Evernden N Pereira | 4 | 7 | 4 | ||||||||||||||||||
| S Cannon B Garnett | 7 | 3 | 4 | 4 | K Evernden N Pereira | 6 | 6 | ||||||||||||||||||||
| K Kinnear B Pearce | 6 | 6 | K Kinnear B Pearce | 2 | 2 | ||||||||||||||||||||||
 M Nido J Rive | 4 | 3 | 1 | G Connell G Michibata | 7 | 6 | |||||||||||||||||||||
| J Canter B Derlin | 4 | 7 | 6 | J Stoltenberg T Woodbridge | 6 | 4 | |||||||||||||||||||||
T Nelson  R Smith | 6 | 6 | 4 | J Canter B Derlin | 6 | 6 | 4 | ||||||||||||||||||||
 N-J Bae B-S Kim | 2 | 6 | 3 | A Antonitsch T Nijssen | 4 | 7 | 6 | ||||||||||||||||||||
| 3 | A Antonitsch T Nijssen | 6 | 7 | 3 | A Antonitsch T Nijssen | 1 | 6 | 6 | |||||||||||||||||||
| Q | R Matuszewski L Shiras | 6 | 1 | 6 | J Stoltenberg T Woodbridge | 6 | 3 | 7 | |||||||||||||||||||
| J Stoltenberg T Woodbridge | 4 | 6 | 7 | J Stoltenberg T Woodbridge | 5 | 6 | 7 | ||||||||||||||||||||
| P Cash W Masur | 6 | 4 | 4 | 2 | K Jones R Van't Hof | 7 | 3 | 6 | |||||||||||||||||||
| 2 | K Jones R Van't Hof | 2 | 6 | 6 | |||||||||||||||||||||||
Jorge Lozano and Todd Witsken were the defending champions, but lost in the quarterfinals this year.
David Pate and Scott Warner were the defending champions but only Pate competed that year with Scott Davis.
Todd Woodbridge and Mark Woodforde were the defending champions but lost in the quarterfinals to Goran Ivanišević and Diego Nargiso.
Peter Doohan and Laurie Warder were the defending champions, but only Warder competed that year with Tim Pawsat.
Paul Annacone and Christo van Rensburg were the defending champions. Annacone participated with John Fitzgerald, and lost in the quarterfinals to Scott Davis and David Pate, while Van Rensburg played with Kevin Curren, and lost in the semifinals to Grant Connell and Glenn Michibata.
Rick Leach and Jim Pugh defeated Connell and Michibata 3–6, 6–4, 6–2, in the final.
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.
Scott Davis and David Pate were the defending champions, but lost in the second round this year.
Grant Connell and Glenn Michibata were the defending champions, but lost in the quarterfinals this year.
For the 1990 Tokyo Indoor doubles Kevin Curren and David Pate were the defending champions, but Curren did not participate this year. Pate partnered Scott Davis, losing in the final.
Jim Grabb and Richey Reneberg were the defending champions, but lost in the final this year.
Rick Leach and Jim Pugh were the defending champions, but did not participate together this year. Leach partnered Kelly Jones, losing in the semifinals. Pugh partnered Derrick Rostagno, losing in the second round.
Rick Leach and Jim Pugh were the defending champions.
Kelly Jones and Robert Van't Hof were the defending champions, but Jones did not participate this year. Van't Hof partnered Brian Garrow, losing in the first round.
Wayne Ferreira and Piet Norval were the defending champions, but lost in the semifinals this year.
Neil Broad and Gary Muller were the defending champions, but lost in the second round to Kent Kinnear and Brad Pearce.
Grant Connell and Glenn Michibata were the defending champions, but lost in the semifinals to tournament runners-up Ken Flach and Robert Seguso.
Patrick Galbraith and Todd Witsken were the defending champions, but competed this year with different partners.
Patrick Galbraith and Danie Visser were the defending champions, but competed this year with different partners. Galbraith teamed up with Grant Connell and lost in the semifinals to Jim Courier and Mark Knowles, while Visser teamed up with Laurie Warder and lost in the second round, also to Courier and Knowles.
Paul Annacone and David Wheaton were the defending champions, but Wheaton chose not to participate. Annacone partnered with Doug Flach, but lost to Jim Grabb and Richey Reneberg in the first round.