1990 Holden NSW Open – Men's doubles

Darren Cahill and Wally Masur entered as the previous year's champions. However, Cahill did not participate this time, and Masur teamed up with Brad Drewett, with their partnership ending in a first-round defeat.
Pat Cash alongside Mark Kratzmann secured the championship by overcoming Pieter Aldrich and Danie Visser with a scoreline of 6–4, 7–5 in the final match.

Seeds

1. Pieter Aldrich / Danie Visser (runners-up)
2. Paul Annacone / Christo van Rensburg (eliminated in first round)
3. Goran Ivanišević / Petr Korda (semifinalists)
4. Tomás Carbonell / Leonardo Lavalle (exited in first round)

Draw

{{16TeamBracket-Compact-Tennis3 | RD1=Opening Round | RD2=Quarterfinals | RD3=Semifinals | RD4=Championship Match

| RD1-seed01=1 | RD1-team01= P Aldrich
Template:Country data RSATemplate:Namespace detect showall D Visser | RD1-score01-1=6 | RD1-score01-2=7 | RD1-score01-3=6 | RD1-seed02= | RD1-team02= P Doohan
S Youl | RD1-score02-1=7 | RD1-score02-2=5 | RD1-score02-3=4

| RD1-seed03= | RD1-team03= A Antonitsch
Template:Country data HUNTemplate:Namespace detect showall B Taróczy | RD1-score03-1=7 | RD1-score03-2=6 | RD1-score03-3= | RD1-seed04= | RD1-team04= S Cannon
B Page | RD1-score04-1=6 | RD1-score04-2=4 | RD1-score04-3=

| RD1-seed05=4 | RD1-team05= T Carbonell
L Lavalle | RD1-score05-1=4 | RD1-score05-2=3 | RD1-score05-3= | RD1-seed06= | RD1-team06= P Sampras
D Wheaton | RD1-score06-1=6 | RD1-score06-2=6 |

RD1-score06-3=

| RD1-seed07= 
| RD1-team07= O Camporese 
Template:Country data ITATemplate:Namespace detect showall D Nargiso  
| RD1-score07-1=5 
| RD1-score07-2=7 
| RD1-score07-3=6 
| RD1-seed08= 
| RD1-team08= J-P Fleurian 
 É Winogradsky  
| RD1-score08-1=7 
| RD1-score08-2=6 
| RD1-score08-3=

|RD1-seed09=
|RD1-team09= A Gómez 
Template:Country data VENTemplate:Namespace detect showall N Pereira  
|RD1-score09-1=4 
|RD1-score09-2=6 
|RD1-score09-3=6 
|RD1-seed10=Q 
|RD1-team10= H de la Peña 
 F Roig  
|RD1-score10-1=6 
|RD1-score10-2=2 
|RD1-score10-3=2 

|RD1-seed11=
|RD1-team11= N Broad 
 G Muller  
|RD1-score11-1=3 
|RD1-score11-2=4 
|

RD2-seed12=3

|

RD2-team12=

G Ivanišević

{{country data

TCH

|flag icon/core|variant=|size=}}Template:Namespace detect showall

P Korda

|

RD2-score12-13=

6

|

RD2-score12-

2=

6

|

RD2-

score12-

3=

|

RD13-

seed13=

|

RD13-

team13=

B Dyke

{{country data

NED

|flag icon/core|variant=|size=}}Template:Namespace detect showall

T Nijssen

|

RD13-

score13-

14=

6

|

RD13-

score13-

15=

6

|

RD13-

score13-

16=

|

RD14-

seed14=

|

RD14-

team14=

B Drewett

W Masur

|

RD14-

score14-

15=

4

|

RD14-

score14-

16=

4

|

RD14-

score14-

17=

|

RD15-

seed15=

|

RD15-

team15=

P Cash

{{country data

AUS

|flag icon/core|variant=|size=}}Template:Namespace detect showall

M Kratzmann

|

RD15-

score15-

16=

6

|

RD15-

score15-

17=

6

|

RD15-

score15-

18=

6

|

RD16-

seed16=

2

|

RD16-

team16=

P Annacone

C van Rensburg

|

RD16 -

score16 -

17 = 4

|

RD16 -

score16 -

18 =

7

|

RD16 -

score16 -

19 = 3

|

RD22 -

seed01 =

|

R D22 - team01 =

P Aldrich

{{country data

RSA |flag icon/core|variant=|size=}}Template:Namespace detect showall

D Visser

|

R D22 - score01 - 20 =

6

|

R D22 - score01 - 21 =

6

|

R D22 - score01 - 22 =

|

R D22 - seed02 =

|

R D22 - team02 =

A Antonitsch

B Taróczy

|

R D22 - score02 - 20 = 3

|

R D22 - score02 - 21 = 4

|

R D22 - score02 - 22 =

|

R D22 - seed03 =

|

R D22 - team03 =

P Sampras

{{country data

USA |flag icon/core|variant=|size=}}Template:Namespace detect showall

D Wheaton

|

R D22 - score03 - 20 = 6

|

R D22 - score03 - 21 =

6

|

R D22 - score03 - 22 =

6

|

R D22 - seed04 =

|

R D22 - team04 =

O Camporese

D Nargiso

|

R D22 - score04 - 20 =

7

|

R D22 - score04 - 21 = 4

|

...

References

General

• Men's Doubles Bracket, ATP Tour, Inc., atpworldtour.com
• Sydney, Australia - Men's Doubles - Main Bracket, ITF Licensing (UK) Ltd., itftennis.com