# 1970 Pacific Southwest Open – Men's doubles

The 1970 Pacific Southwest Open – Men's doubles was an event of the 1970 Pacific Southwest Open tennis tournament and was played on outdoor hard courts at the Los Angeles Tennis Center in Los Angeles, California in the United States between September 21 and September 27, 1970. Pancho Gonzales and Ron Holmberg were the defending Pacific Southwest Open champions but did not compete together in this edition. Sixth-seeded team of Tom Okker and Marty Riessen won the doubles title by defeating fifth-seeded pairing Bob Lutz and Stan Smith in the final 7–6, 6–2.

## Seeds

* John Newcombe / Tony Roche (quarterfinals, retired)
* Nikola Pilić / Cliff Richey (qecond round)
* Roy Emerson / Rod Laver (quarterfinals)
* (withdrew)
* Bob Lutz / Stan Smith (final)
* Tom Okker / Marty Riessen (champions)
* Owen Davidson / Fred Stolle (first round)
* Arthur Ashe / Dennis Ralston (second round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| | Tom Gorman Dick Knight | 5 | 5 | | | | |
| 5 | Bob Lutz Stan Smith | 7 | 7 | | | | |
| 5 | Bob Lutz Stan Smith | 7 | 7 | 5 | Bob Lutz Stan Smith | 6 | 2 |
| | | | | 6 | Tom Okker Marty Riessen | 7 | 6 |
| 6 | Tom Okker Marty Riessen | 6 | 7 | 6 | Tom Okker Marty Riessen | 7 | 6 |
| | Dick Crealy Allan Stone | 2 | 6 | | | | |

### Top half

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 2 | Nikola Pilić Cliff Richey | 6 | 6 | | | | | | | | | | | | | | |
| | Steve Fiske John Tidball | 3 | 2 | | 2 | Nikola Pilić Cliff Richey | 4 | 4 | | | | | | | | | |
| | Tom Gorman Dick Knight | 6 | 6 | | | Tom Gorman Dick Knight | 6 | 6 | | | | | | | | | |
| | Ismail El Shafei Torben Ulrich | 4 | 4 | | | | | | | Tom Gorman Dick Knight | 6 | 6 | 6 | | | | |
| 7 | Owen Davidson Fred Stolle | 6 | 6 | | | | | | | Ronald Holmberg Jan Kodeš | 2 | 7 | 3 | | | | |
| | Ronald Holmberg Jan Kodeš | 7 | 7 | | | Ronald Holmberg Jan Kodeš | 7 | 6 | | | | | | | | | |
| | Marcello Lara Tom Leonard | 4 | 6 | | | Marcello Lara Tom Leonard | 6 | 3 | | | | | | | | | |
| | Jimmy Connors Pancho Gonzales | 6 | 5$^r$ | | | | | | | | | | | | Tom Gorman Dick Knight | 5 | 5 |
| 3 | Roy Emerson Rod Laver | 7 | 6 | | | | | | | | | | | 5 | Bob Lutz Stan Smith | 7 | 7 |
| | Lito Álvarez Haroon Rahim | 5 | 4 | | 3 | Roy Emerson Rod Laver | 6 | 7 | | | | | | | | | |
| | Clark Graebner Raymond Moore | 7 | 6 | | | Clark Graebner Raymond Moore | 3 | 6 | | | | | | | | | |
| | Frank Froehling Joaquín Loyo-Mayo | 6 | 4 | | | | | | 3 | Roy Emerson Rod Laver | 5 | 3 | | | | | |
| 5 | Bob Lutz Stan Smith | 6 | 6 | 7 | | | | | 5 | Bob Lutz Stan Smith | 7 | 6 | | | | | |
| | Terry Addison Bob Carmichael | 7 | 3 | 5 | 5 | Bob Lutz Stan Smith | 7 | 6 | | | | | | | | | |
| | Patricio Cornejo Jaime Fillol | 6 | 7 | | | Patricio Cornejo Jaime Fillol | 6 | 4 | | | | | | | | | |
| | Richard Russell Lenny Schloss | 1 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Second Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | Brian Fairlie Ray Ruffels | 7 | 7 | | | | | | | | | | | | | | |
| | Jim McManus Jim Osborne | 6 | 5 | | Brian Fairlie Ray Ruffels | 3 | 1 | | | | | | | | | | |
| | Roy Barth Steve Tidball | 6 | 6 | 6 | Tom Okker Marty Riessen | 6 | 6 | | | | | | | | | | |
| 6 | Tom Okker Marty Riessen | 7 | 7 | | | | | | 6 | Tom Okker Marty Riessen | 6 | 6 | | | | | |
| | Charlie Pasarell Erik van Dillen | 7 | 7 | | | | | | | Charlie Pasarell Erik van Dillen | 3 | 4 | | | | | |
| | Mark Cox Graham Stilwell | 6 | 5 | | Charlie Pasarell Erik van Dillen | 6 | 7 | | | | | | | | | | |
| | Mike Machette George Taylor | 3 | 4 | LL | Tom Edlefsen Frew McMillan | 4 | 6 | | | | | | | | | | |
| LL | Tom Edlefsen Frew McMillan | 6 | 6 | | | | | | | | | | | 6 | Tom Okker Marty Riessen | 6 | 7 |
| | Dick Crealy Allan Stone | 7 | 7 | | | | | | | | | | | | Dick Crealy Allan Stone | 2 | 6 |
| | Andrés Gimeno Roger Taylor | 6 | 5 | | Dick Crealy Allan Stone | 4 | 7 | 6 | | | | | | | | | |
| | Ray Keldie Ken Stuart | 3 | 6 | 8 | Arthur Ashe Dennis Ralston | 6 | 6 | 4 | | | | | | | | | |
| 8 | Arthur Ashe Dennis Ralston | 6 | 7 | | | | | | | Dick Crealy Allan Stone | 7 | 6 | 3 | | | | |
| | Alex Olmedo Pancho Segura | 6 | 6 | | | | | | 1 | John Newcombe Tony Roche | 6 | 7 | 2$^r$ | | | | |
| | John Cooper Thomaz Koch | 4 | 2 | | Alex Olmedo Pancho Segura | 2 | 2 | | | | | | | | | | |
| | Chico Hagey Raúl Ramírez | 4 | 4 | 1 | John Newcombe Tony Roche | 6 | 6 | | | | | | | | | | |
| 1 | John Newcombe Tony Roche | 6 | 6 | | | | | | | | | | | | | | |