Brad Gilbert and Vince Van Patten were the defending champions but only Gilbert competed that year with Kevin Curren.
Paul Annacone and Christo van Rensburg were the defending champions but lost in the semifinals to John Fitzgerald and Anders Järryd.
Joakim Nyström and Mats Wilander were the defending champions, but lost in the second round to Carl Limberger and Mark Woodforde.
Robert Seguso and Anders Järryd defeated Guy Forget and Yannick Noah for the 1987 French Open men's doubles title.
Pete Sampras defeated Andrés Gómez in the final, 7–6(7–4), 7–5, 6–2 to win the singles tennis title at the 1990 Ebel U.S. Pro Indoor. It was his maiden singles title.
Andre Agassi was the defending champion, but did not participate that year.
Brad Gilbert won the title, defeating Christo van Rensburg 6–2, 6–1, 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 1986 South African Open was a tennis tournament played on outdoor hard courts in Johannesburg, [South Africa that was part of the 1986 Nabisco Grand Prix. It was the 83rd edition of the tournament and was held from 17 through 23 November 1986. Amos Mansdorf won the singles title.
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.
Ken Flach and Robert Seguso were the defending champions but lost in the second round to Eliot Teltscher and Christo van Rensburg. Second-seeded pair Hans Gildemeister and Andrés Gómez claimed the title by defeating John Alexander and Sherwood Stewart in the final.
Anders Järryd and Jonas Svensson were the defending champions, but none competed this year.
Guy Forget and Yannick Noah were the defending champions, but none competed this year.
Andrés Gómez and Ivan Lendl were the defending champions, but lost in the semifinals to Guy Forget and Anders Järryd.
Hans Gildemeister and Andrés Gómez were the defending champions, but both players decided to rest after competing in the Davis Cup the previous week.
Bret Garnett and Jared Palmer were the defending champions, but Palmer chose to rest in order to compete at Montreal the following week. Garnett teamed up with Mike Briggs and lost in the second round to Mark Keil and Christo van Rensburg.
Hans Gildemeister and Andrés Gómez were the defending champions, but lost in the quarterfinals to Jimmy Arias and Eliot Teltscher.
Paul Annacone and Christo van Rensburg were the defending champions, but Annacone opted to rest to compete at the Davis Cup semi-finals the following week. Van Rensburg teamed up with Eddie Edwards and lost in the first round to Chip Hooper and Mike Leach.
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.
Ken Flach and Robert Seguso were the defending champions, but Seguso did not compete this year. Flach teamed up with Brad Gilbert and lost in the first round to Eddie Edwards and Francisco González.
Mike De Palmer 
Christo van Rensburg 
Andrés Gómez 
