| Doubles | |
|---|---|
| 1991 U.S. Men's Clay Court Championships | |
| Champions |  Rick Leach Jim Pugh |
| Runners-up | Bret Garnett Greg Van Emburgh |
| Score | 6–3, 2–6, 6–3 |
The defending champions were Scott Davis and David Pate, but they were defeated by Diego Nargiso and Stefano Pescosolido in the first round. Second-seeded pair Rick Leach and Jim Pugh won in the final against Bret Garnett and Greg Van Emburgh.
Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
Scott Davis / David Pate (first round) Rick Leach / Jim Pugh (champions) Ken Flach / Robert Seguso (semifinals) Brian Garrow / Brad Pearce (quarterfinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | Scott Davis David Pate | 3 | 3 | ||||||||||||||||||||||||
 Diego Nargiso S Pescosolido | 6 | 6 | Diego Nargiso S Pescosolido | w/o | |||||||||||||||||||||||
| Bret Garnett G Van Emburgh | 6 | 6 | Bret Garnett G Van Emburgh | ||||||||||||||||||||||||
| WC | Johan Kriek  Christian Saceanu | 1 | 4 | Bret Garnett G Van Emburgh | 7 | 7 | |||||||||||||||||||||
| 4 | Brian Garrow Brad Pearce | 6 | 6 | Jimmy Arias John Sobel | 6 | 6 | |||||||||||||||||||||
| Kent Kinnear Sven Salumaa | 3 | 2 | 4 | Brian Garrow Brad Pearce | 6 | 4 | 5 | ||||||||||||||||||||
| Jimmy Arias John Sobel | 4 | 6 | 7 | Jimmy Arias John Sobel | 4 | 6 | 7 | ||||||||||||||||||||
 Javier Frana  Diego Pérez | 6 | 4 | 5 | Bret Garnett Greg Van Emburgh | 3 | 6 | 3 | ||||||||||||||||||||
| Doug Flach Bryan Shelton | 6 | 7 | 2 | Rick Leach Jim Pugh | 6 | 2 | 6 | ||||||||||||||||||||
| Richey Reneberg Derrick Rostagno | 1 | 6 | Doug Flach Bryan Shelton | 4 | 6 | ||||||||||||||||||||||
| Scott Patridge Kenny Thorne | 3 | 4 | 3 | Ken Flach Robert Seguso | 6 | 7 | |||||||||||||||||||||
| 3 | Ken Flach Robert Seguso | 6 | 6 | 3 | Ken Flach Robert Seguso | 6 | 6 | ||||||||||||||||||||
 Kelly Evernden Joey Rive | 7 | 6 | 2 | Rick Leach Jim Pugh | 7 | 7 | |||||||||||||||||||||
Mark Keil  Byron Talbot | 6 | 4 | Kelly Evernden Joey Rive | 6 | 6 | ||||||||||||||||||||||
| Q | Todd Martin M Washington | 4 | 2 | 2 | Rick Leach Jim Pugh | 7 | 7 | ||||||||||||||||||||
| 2 | Rick Leach Jim Pugh | 6 | 6 | ||||||||||||||||||||||||
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.
Jakob Hlasek and Anders Järryd were the defending champions, but did not participate together this year. Hlasek partnered Guy Forget, losing in the semifinals. Järryd partnered John Fitzgerald, losing in the second round.
The 1990 Cincinnati Open, was a tennis tournament played on outdoor hard courts. It was the 91st edition of the tournament and was part of the 1990 ATP Tour. It took place in Cincinnati, Ohio, United States from August 13 through August 20, 1990. Ken Flach and Robert Seguso were the defending champions, but lost in the second round to Sven Salumaa and Byron Talbot. Darren Cahill and Mark Kratzmann won in the final, 7–6, 6–2, against Neil Broad and Gary Muller.
Robin White and Shelby Cannon were the defending champions but lost in the second round to Zina Garrison and Rick Leach.
Jorge Lozano and Todd Witsken were the defending champions but did not compete that year.
Ken Flach and Robert Seguso were the defending champions but lost in the semifinals to John Fitzgerald and Anders Järryd.
Jorge Lozano and Todd Witsken were the defending champions but did not compete that year.
John Fitzgerald and Anders Järryd were the defending champions but lost in the first round to Jonathan Canter and Bruce Derlin.
Jana Novotná and Jim Pugh were the defending champions but lost in the second round to Zina Garrison and Sherwood Stewart.
Jana Novotná and Jim Pugh were the defending champions but only Pugh competed that year with Natasha Zvereva.
Natasha Zvereva and Jim Pugh were the defending champions but lost in the quarterfinals to Pam Shriver and Mark Kratzmann.
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.
Wojciech Fibak and Joakim Nyström were the champions of the event when it last took place, in 1986. Neither of them participated in 1990.
Patrick Galbraith and David Macpherson won the title, defeating Neil Broad and Kevin Curren 2–6, 6–4, 6–3, in the final.
For the 1990 Tokyo Indoor doubles Kevin Curren and David Pate were the defending champions, but Curren did not participate this year. Pate partnered Scott Davis, losing in the final.
Rick Leach and Jim Pugh were the defending champions, but did not participate together this year. Leach partnered Kelly Jones, losing in the semifinals. Pugh partnered Derrick Rostagno, losing in the second round.
Rick Leach and Jim Pugh were the defending champions.
John Fitzgerald and Anders Järryd defeated Javier Frana and Leonardo Lavalle in the final, 6–3, 6–4, 6–7(7–9), 6–1 to win the gentlemen's doubles title at the 1991 Wimbledon Championships. It was Fitzgerald and Järryd's third Wimbledon final in four years.
Top-seeded pair Scott Davis and David Pate won in the final against second-seeds Jim Grabb and Leonardo Lavalle.
Martin Davis and Tim Pawsat were the defending champions, but none competed this year. Davis retired from professional tennis during this season.