Paul Annacone and John Fitzgerald were the defending champions but they competed with different partners that year, Annacone with Christo van Rensburg and Fitzgerald with Anders Järryd.
Paul Annacone and Christo van Rensburg won in the final 7–5, 7–5, 6–4 in the final against Sherwood Stewart and Kim Warwick.
Brad Gilbert and Vince Van Patten were the defending champions but only Gilbert competed that year with Kevin Curren.
Boris Becker was the defending champion but did not compete that year.
Ken Flach and Robert Seguso were the defending champions but lost in the quarterfinals to Broderick Dyke and Wally Masur.
Pat Cash and Paul McNamee were the defending champions but they competed with different partners that year, Cash with John Fitzgerald and McNamee with Peter McNamara.
Joakim Nyström and Mats Wilander were the defending champions, but lost in the second round to Carl Limberger and Mark Woodforde.
Mark Kratzmann and Wally Masur were the defending champions but only Masur competed that year with Pat Cash.
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.
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.
Paul Annacone and Christo van Rensburg were the defending champions, but lost in the semifinals to Swedes and top seeds Stefan Edberg and Anders Järryd.
The men's doubles tournament at the US Open was held from August 27 to September 8, 1985, on the outdoor hard courts at the USTA National Tennis Center in New York City, United States. Ken Flach and Robert Seguso won the title, defeating Henri Leconte and Yannick Noah in the final.
Peter Fleming and John McEnroe were the defending champions, but lost in the semifinals to Pat Cash and John Fitzgerald.
The men's doubles tournament at the 1985 Australian Open was held from 25 November through 8 December 1985 on the outdoor grass courts at the Kooyong Stadium in Melbourne, Australia. Paul Annacone and Christo van Rensburg won the title, defeating Mark Edmondson and Kim Warwick in the final.
Heinz Günthardt and Balázs Taróczy were the defending champions, but lost in the first round to Sammy Giammalva and Greg Holmes.
Peter Fleming and John McEnroe were the defending champions, but McEnroe opted to focus on the singles tournament. Fleming teamed up with Tom Gullikson and lost in the quarterfinals to Stefan Edberg and Anders Järryd.
Brad Drewett and Kim Warwick were the defending champions, but competed this year with different partners. Drewett teamed up with Mark Edmondson and lost in the first round to Chip Hooper and Mike Leach, while Warwick teamed up with Steve Denton and also lost in the first round to Scott Davis and David Pate.
Mike Bauer and Pat Cash were the defending champions, but Cash did not compete this year. Bauer teamed up with Marty Davis and lost in the first round to Paul Annacone and Christo van Rensburg.
Pat Cash 
Paul Annacone 
Christo van Rensburg 
