| Men's doubles | |
|---|---|
| 1988 OTB Open | |
| Champions |  Alexander Mronz  Greg Van Emburgh |
| Runners-up | Paul Annacone Patrick McEnroe |
| Final score | 6–3, 6–7, 7–5 |
Gary Donnelly and Gary Muller were the defending champions, but did not participate this year.
Alexander Mronz and Greg Van Emburgh won the title, defeating Paul Annacone and Patrick McEnroe 6–3, 6–7, 7–5 in the final.
Paul Annacone / Patrick McEnroe (final) Paul Chamberlin / Larry Scott (quarterfinals) Jon Levine / 
Tony Mmoh (first round) Mark Basham / Charles Beckman (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | P Annacone P McEnroe | 6 | 6 | ||||||||||||||||||||||||
 Z Ali M Kures | 2 | 3 | 1 | P Annacone P McEnroe | 6 | 6 | |||||||||||||||||||||
 F Pérez Pascal  J Ríos | 7 | 4 | 6 | H Endelman J Sobel | 4 | 4 | |||||||||||||||||||||
| H Endelman J Sobel | 6 | 6 | 7 | 1 | P Annacone P McEnroe | 6 | 7 | 6 | |||||||||||||||||||
| 4 | M Basham C Beckman | 4 | 6 | 6 | 4 | M Basham C Beckman | 7 | 6 | 4 | ||||||||||||||||||
| J Barham L Lavalle | 6 | 3 | 4 | 4 | M Basham C Beckman | 6 | 7 | ||||||||||||||||||||
 G Pozzi  M Robertson | 6 | 6 | G Pozzi M Robertson | 4 | 6 | ||||||||||||||||||||||
| Henry Somerville Jim Somerville | 3 | 4 | 1 | P Annacone P McEnroe | 3 | 7 | 5 | ||||||||||||||||||||
 D Burke  M Laurendeau | 3 | 3 | A Mronz G Van Emburgh | 6 | 6 | 7 | |||||||||||||||||||||
| S DeVries R Matuszewski | 6 | 6 | S DeVries R Matuszewski | 6 | 3 | 6 | |||||||||||||||||||||
| M Bauer G Layendecker | 7 | 6 | M Bauer G Layendecker | 2 | 6 | 1 | |||||||||||||||||||||
| 3 | J Levine T Mmoh | 6 | 4 | S DeVries R Matuszewski | 3 | 7 | 6 | ||||||||||||||||||||
| WC | Scott Milener Peter van der Sommen | 4 | 3 | A Mronz G Van Emburgh | 6 | 5 | 7 | ||||||||||||||||||||
| A Mronz G Van Emburgh | 6 | 6 | A Mronz G Van Emburgh | 6 | 3 | 7 | |||||||||||||||||||||
| J Gurfein M Lee | 2 | 6 | 2 | P Chamberlin L Scott | 3 | 6 | 6 | ||||||||||||||||||||
| 2 | P Chamberlin L Scott | 6 | 7 | ||||||||||||||||||||||||
Boris Becker and Jakob Hlasek were the defending champions, but Hlasek did not participate this year. Becker partnered Guy Forget, and they won the title, defeating Jim Grabb and Patrick McEnroe 4–6, 6–4, 6–3 in the final.
Brad Gilbert and Vince Van Patten were the defending champions but only Gilbert competed that year with Kevin Curren.
John Fitzgerald and Anders Järryd were the defending champions but only Järryd competed that year with Jakob Hlasek.
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.
Scott Davis and David Pate were the defending champions but lost in the quarterfinals to Kevin Curren and Matt Mitchell.
Peter Fleming and John McEnroe were the defending champions but they competed with different partners that year, Fleming with Gary Donnelly and McEnroe with his brother Patrick.
Mark Kratzmann and Wally Masur were the defending champions but only Masur competed that year with Pat Cash.
Rick Leach and Jim Pugh were the defending champions but did not compete that year.
John McEnroe and Mark Woodforde were the defending champions but only Woodforde competed that year with Patrick McEnroe.
Kelly Evernden and Johan Kriek were the defending champions but did not compete that year.
Kevin Curren and David Pate were the defending champions but lost in the second round to Amos Mansdorf and Mikael Pernfors.
Ken Flach and Robert Seguso were the defending champions but lost in the semifinals to John Fitzgerald and Anders Järryd.
Jim Pugh and Jana Novotná were the defending champions but lost in the semifinals to Rick Leach and Zina Garrison.
Martina Navratilova and Emilio Sánchez were the defending champions but did not compete that year.
This was the first edition of the event.
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.
Pieter Aldrich and Danie Visser were the defending champions, but decided to not compete this year after winning the Australian Open 2 weeks earlier.
Kelly Jones and Rick Leach were the defending champions, but competed this year with different partners.
Paul Annacone was the defending champion, but lost in the first round to Jaime Yzaga.
John McEnroe and Mark Woodforde were the defending champions, but none competed this year.