 Japan: Tokyo 2 - Doubles - Main |
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| 1/16-finals | Gomez A./Lendl I. | Chamberlin P./Van't Hof R. | 2:1 (7:6, 4:6, 6:3) | details | 08.10.1990 |
 Australia: Sydney 2 - Doubles - Main |
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| 1/16-finals | Drewett B./Fromberg R. | Chamberlin P./Van't Hof R. | 2:0 (7:5, 6:3) | details | 01.10.1990 |
| Australia: Brisbane - Doubles - Main |
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| 1/8-finals | Chamberlin P./Drewett B. | Stolle S./Wells-Roth D. | 0:2 (3:6, 4:6) | details | 24.09.1990 |
 USA: US Open - Doubles - Main |
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| 1/16-finals | McEnroe P./Reneberg R. | Chamberlin P./Wilkison T. | 2:0 (7:5, 6:2) | details | 30.08.1990 |
| 1/32-finals | Chamberlin P./Wilkison T. | Odizor N./Wekesa P. | 2:0 (6:4, 7:6) | details | 27.08.1990 |
| USA: New Haven 2 - Doubles - Main |
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| 1/16-finals | Chamberlin P./Wilkison T. | Hombrecher A./Washington M. | 0:2 (4:6, 2:6) | details | 13.08.1990 |
 Canada: Toronto - Doubles - Main |
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| 1/16-finals | Cannon S./Reneberg R. | Chamberlin P./Rive J. | 2:0 (6:3, 7:5) | details | 23.07.1990 |
 United Kingdom: Wimbledon - Doubles - Main |
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| 1/32-finals | Botfield S./Turner J. | Chamberlin P./Wilkison T. | 3:2 (6:2, 4:6, 6:4, 5:7, 8:6) | details | 30.06.1990 |
| United Kingdom: Manchester - Doubles - Main |
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| 1/8-finals | Brown N./Jones K. | Chamberlin P./Wilkison T. | 2:0 (7:6, 6:4) | details | 18.06.1990 |
| United Kingdom: London - Doubles - Main |
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| 1/16-finals | Flach K./Seguso R. | Chamberlin P./Wilkison T. | 2:0 (7:6, 6:4) | details | 11.06.1990 |
 Singapore: Singapore - Doubles - Main |
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| Quarter-finals | Connell G./Michibata G. | Chamberlin P./Goldie D. | 1:0 RET. (6:1) | details | 02.05.1990 |
| 1/8-finals | Jelen E./Kuhnen P. | Chamberlin P./Goldie D. | 1:2 (5:7, 6:3, 6:7) | details | 30.04.1990 |
 Hong Kong: Hong Kong - Doubles - Main |
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| 1/8-finals | Antonitsch A./Nijssen T. | Chamberlin P./Goldie D. | 2:1 (6:7, 6:2, 6:2) | details | 23.04.1990 |
| Japan: Tokyo - Doubles - Main |
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| 1/8-finals | Davis S./Pate D. | Chamberlin P./Goldie D. | 2:0 (6:3, 6:3) | details | 11.04.1990 |
| 1/16-finals | Saceanu C./Tarango J. | Chamberlin P./Goldie D. | 0:2 (3:6, 4:6) | details | 09.04.1990 |
| USA: Miami - Doubles - Main |
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| 1/32-finals | Bathman R./Bergh R. | Chamberlin P./Wilkison T. | 2:1 (6:4, 3:6, 6:1) | details | 16.03.1990 |
| USA: Indian Wells - Doubles - Main |
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| 1/16-finals | Chamberlin P./Reneberg R. | Black B./Seton K. | 1:2 (6:3, 4:6, 5:7) | details | 05.03.1990 |
| USA: Philadelphia - Doubles - Main |
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| Quarter-finals | Chamberlin P./Wilkison T. | Leach R./Pugh J. | 0:2 (2:6, 4:6) | details | 22.02.1990 |
| 1/8-finals | Courier J./Sampras P. | Chamberlin P./Wilkison T. | 0:2 (4:6, 2:6) | details | 20.02.1990 |
| 1/16-finals | Chamberlin P./Wilkison T. | Berger J./Rostagno D. | 2:0 (6:2, 6:4) | details | 19.02.1990 |
| Canada: Toronto 2 - Doubles - Main |
|---|
| 1/8-finals | Leach R./Pugh J. | Chamberlin P./Wilkison T. | 2:0 (6:1, 6:3) | details | 14.02.1990 |
South Korea: Seoul - Singles - Main