# 1975 Pacific Coast Open – Singles

The 1975 Pacific Coast Open – Singles was an event of the 1975 Pacific Coast Open tennis tournament and was played on outdoor hard courts at the Cow Palace in San Francisco in the United States between September 22 and September 28, 1975. The draw comprised 64 players and 16 of them were seeded. Ross Case was the defending Pacific Coast Open singles champion but did not take part in this edition. Second-seeded Arthur Ashe won the title by defeating first-seeded Guillermo Vilas 6–0, 7–6$^{(7–4)}$ in the final.

## Seeds

    01. Guillermo Vilas (final)
    02. Arthur Ashe (champion)
    03. Roscoe Tanner (first round)
    04. Raúl Ramírez (second round)
    05. (Withdrew)
    06. Harold Solomon (first round)
    07. Marty Riessen (first round)
    08. Onny Parun (second round)
    09. Cliff Richey (third round)
    10. Dick Stockton (quarterfinals)
    11. Brian Gottfried (third round)
    12. Bob Lutz (quarterfinals)
    13. Sandy Mayer (quarterfinals)
    14. Kim Warwick (second round)
    15. Charlie Pasarell (third round)
    16. Cliff Drysdale (quarterfinals)
Click on the seed number of a player to go to their draw section.

## 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 2 | Arthur Ashe | 4 | 6 | 6 | | | | | | | | | |
| 13 | Sandy Mayer | 6 | 2 | 3 | | | | | | | | | |
| 13 | Sandy Mayer | 6 | 2 | 3 | 2 | Arthur Ashe | 6 | 6 | | | | | |
| | | | | | | Geoff Masters | 2 | 2 | | | | | |
| 16 | Cliff Drysdale | 3 | 4 | | | Geoff Masters | 2 | 2 | | | | | |
| | Geoff Masters | 6 | 6 | | | | | | | | | | |
| | Geoff Masters | 6 | 6 | | | | | | | 2 | Arthur Ashe | 6 | 7$^7$ |
| | | | | | | | | | | 1 | Guillermo Vilas | 0 | 6$^4$ |
| | Jeff Borowiak | 6 | 6 | | | | | | | | | | | 1 | Guillermo Vilas | 0 | 6$^4$ |
| 10 | Dick Stockton | 3 | 3 | | | | | | | | | | |
| 10 | Dick Stockton | 3 | 3 | | | Jeff Borowiak | 7 | 4 | 4 | | | | |
| | | | | | 1 | Guillermo Vilas | 5 | 6 | 6 | | | | |
| 12 | Bob Lutz | 2 | 6$^3$ | | 1 | Guillermo Vilas | 5 | 6 | 6 | | | | |
| 1 | Guillermo Vilas | 6 | 7$^7$ | | | | | | | | | | |

### Top half
#### Section 1

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 2 | Arthur Ashe | 6 | 6 | | | | | | | | | | | | | | |
| | Billy Martin | 3 | 3 | | 2 | Arthur Ashe | 6 | 7$^7$ | | | | | | | | | |
| | Trey Waltke | 6$^4$ | 7 | 6 | | Trey Waltke | 4 | 6$^5$ | | | | | | | | | |
| | Hank Pfister | 7$^7$ | 5 | 3 | | | | | 2 | Arthur Ashe | 6 | 6 | | | | | |
| 9 | Cliff Richey | 6 | 6 | | | | | | 9 | Cliff Richey | 4 | 1 | | | | | |
| | Bernard Mitton | 4 | 3 | | 9 | Cliff Richey | 6 | 6 | | | | | | | | | |
| | Brian Teacher | 6 | 3 | 3 | | Steve Krulevitz | 3 | 1 | | | | | | | | | |
| | Steve Krulevitz | 0 | 6 | 6 | | | | | | | | | 2 | Arthur Ashe | 4 | 6 | 6 |
| 8 | Onny Parun | 6 | 4 | 6 | | | | | | | | | 13 | Sandy Mayer | 6 | 2 | 3 |
| | Tim Gullikson | 3 | 6 | 1 | 8 | Onny Parun | 3 | 4 | | | | | | | | | |
| | Rolf Thung | 6 | 6 | | | Rolf Thung | 6 | 6 | | | | | | | | | |
| | Ramiro Benavides | 3 | 2 | | | | | | | Rolf Thung | 2 | 4 | | | | | |
| 13 | Sandy Mayer | 6 | 6 | | | | | | 13 | Sandy Mayer | 6 | 6 | | | | | |
| | John Holladay | 1 | 0 | | 13 | Sandy Mayer | 6 | 6 | | | | | | | | | |
| | Raz Reid | 6 | 5 | 5 | | Elio Lito Álvarez | 4 | 1 | | | | | | | | | |
| | Elio Lito Álvarez | 4 | 7 | 7 | | | | | | | | | | | | | |

#### Section 2

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 3 | Roscoe Tanner | 6$^2$ | 7$^7$ | 2 | | | | | | | | | | | | | |
| | Graham Stilwell | 7$^7$ | 6$^3$ | 6 | | Graham Stilwell | 6 | 6 | | | | | | | | | |
| | Jim McManus | 3 | 2 | | | Ray Moore | 1 | 3 | | | | | | | | | |
| | Ray Moore | 6 | 6 | | | | | | | | Graham Stilwell | 4 | 1 | | | | |
| 16 | Cliff Drysdale | 6 | 7$^7$ | | | | | | | 16 | Cliff Drysdale | 6 | 6 | | | | |
| | John Andrews | 4 | 6$^3$ | | 16 | Cliff Drysdale | 6 | 6 | | | | | | | | | |
| | Tenny Svensson | 7$^7$ | 7$^7$ | | | Tenny Svensson | 3 | 4 | | | | | | | | | |
| | Jeff Austin | 6$^2$ | 6$^3$ | | | | | | | | | | | 16 | Cliff Drysdale | 3 | 4 |
| 7 | Marty Riessen | 1 | 7 | 4 | | | | | | | | | | | Geoff Masters | 6 | 6 |
| | Geoff Masters | 6 | 5 | 6 | | Geoff Masters | 7$^8$ | 6 | | | | | | | | | |
| | Erik van Dillen | 7$^7$ | 1 | 6 | | Erik van Dillen | 6$^6$ | 2 | | | | | | | | | |
| | Bob Carmichael | 6$^5$ | 6 | 3 | | | | | | | Geoff Masters | 6 | 6 | | | | |
| 15 | Charlie Pasarell | 6 | 7$^8$ | | | | | | | 15 | Charlie Pasarell | 2 | 3 | | | | |
| | Jürgen Fassbender | 3 | 6$^6$ | | 15 | Charlie Pasarell | 5 | 6 | 6 | | | | | | | | |
| | Mike Cahill | 6 | 2 | 4 | | Víctor Pecci | 7 | 4 | 1 | | | | | | | | |
| | Víctor Pecci | 3 | 6 | 6 | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Third Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | Haroon Rahim | 7$^7$ | 3 | 4 | | | | | | | | | | | | | | |
| | George Hardie | 6$^5$ | 6 | 6 | | George Hardie | 3 | 6 | 7$^7$ | | | | | | | | | |
| | Thomas Gorman | 7$^7$ | 4 | 2 | 14 | Kim Warwick | 6 | 3 | 6$^4$ | | | | | | | | | |
| 14 | Kim Warwick | 6$^3$ | 6 | 6 | | | | | | | George Hardie | 3 | 2 | | | | | |
| | Sherwood Stewart | 6 | 6$^4$ | 2 | | | | | | | Jeff Borowiak | 6 | 6 | | | | | |
| | Dennis Ralston | 4 | 7$^7$ | 6 | | Dennis Ralston | 4 | 5 | | | | | | | | | | |
| | Jeff Borowiak | 6 | 6 | | | Jeff Borowiak | 6 | 7 | | | | | | | | | | |
| 6 | Harold Solomon | 3 | 4 | | | | | | | | | | | | | Jeff Borowiak | 6 | 6 |
| | Dick Dell | 2 | 6 | 4 | | | | | | | | | | | 10 | Dick Stockton | 3 | 3 |
| | Sashi Menon | 6 | 3 | 6 | | Sashi Menon | 4 | 0 | | | | | | | | | | |
| | Henry Bunis | 6 | 2 | 1 | 10 | Dick Stockton | 6 | 6 | | | | | | | | | | |
| 10 | Dick Stockton | 3 | 6 | 6 | | | | | | 10 | Dick Stockton | 6 | 4 | 6 | | | | |
| | Woody Blocher | 2 | 4 | | | | | | | | Peter Fleming | 4 | 6 | 3 | | | | |
| | Peter Fleming | 6 | 6 | | | Peter Fleming | 6 | 6 | | | | | | | | | | |
| | Dick Crealy | 2 | 7$^7$ | 3 | 4 | Raúl Ramírez | 3 | 4 | | | | | | | | | | |
| 4 | Raúl Ramírez | 6 | 6$^2$ | 6 | | | | | | | | | | | | | | |

#### Section 4

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Third Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | Jim Delaney | 6 | 6 | | | | | | | | | | | | | | |
| | Barry Phillips-Moore | 3 | 2 | | | Jim Delaney | 3 | 2 | | | | | | | | | |
| | João Soares | 4 | 3 | | 12 | Bob Lutz | 6 | 6 | | | | | | | | | |
| 12 | Bob Lutz | 6 | 6 | | | | | | 12 | Bob Lutz | 6 | 7 | | | | | |
| | Robert Kreiss | 4 | 6 | 4 | | | | | LL | Jorge Andrew | 0 | 5 | | | | | |
| | Joaquín Loyo-Mayo | 6 | 2 | 6 | | Joaquín Loyo-Mayo | 3 | 5 | | | | | | | | | |
| | Carlos Kirmayr | 6 | 3 | 2 | LL | Jorge Andrew | 6 | 7 | | | | | | | | | |
| LL | Jorge Andrew | 4 | 6 | 6 | | | | | | | | | | 12 | Bob Lutz | 2 | 6$^3$ |
| | Fred McNair | 4 | 2 | | | | | | | | | | | 1 | Guillermo Vilas | 6 | 7$^7$ |
| | Colin Dibley | 6 | 6 | | | Colin Dibley | 4 | 4 | | | | | | | | | |
| | John Whitlinger | 2 | 1 | | 11 | Brian Gottfried | 6 | 6 | | | | | | | | | |
| 11 | Brian Gottfried | 6 | 6 | | | | | | 11 | Brian Gottfried | 6 | 1 | 4 | | | | |
| | Steve Docherty | 4 | 6$^5$ | | | | | | 1 | Guillermo Vilas | 4 | 6 | 6 | | | | |
| | Allan Stone | 6 | 7$^7$ | | | Allan Stone | 6$^4$ | 0 | | | | | | | | | |
| | Mike Estep | 1 | 4 | | 1 | Guillermo Vilas | 7$^7$ | 6 | | | | | | | | | |
| 1 | Guillermo Vilas | 6 | 6 | | | | | | | | | | | | | | |