# 1975 Custom Credit Indoor Tennis Tournament – Singles

John Newcombe was the defending champion but lost in the second round to Vijay Amritraj.
Stan Smith won in the final 7–6, 6–2 against Robert Lutz.

## Seeds

* Ken Rosewall (third round)
* John Newcombe (second round)
* Tony Roche (third round)
* John Alexander (quarterfinals)
* Raúl Ramírez (third round)
* Harold Solomon (first round)
* Cliff Richey (third round)
* Brian Gottfried (semifinals)

## 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 | Semifinals | Final | Final | Final |
| | Robert Lutz | 6 | 6 | | | | |
| 8 | Brian Gottfried | 3 | 4 | | | | |
| 8 | Brian Gottfried | 3 | 4 | | Robert Lutz | 6 | 2 |
| | | | | | Stan Smith | 7 | 6 |
| | Stan Smith | 6 | 6 | 6 | Stan Smith | 7 | 6 |
| | Ross Case | 7 | 3 | 1 | | | |

### Top half
#### Section 1

| 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 |
| | | | | 1 | K Rosewall | 4 | 6 | 6 | | | | | | | | |
| | D Crealy | 6 | 6 | | D Crealy | 6 | 4 | 1 | | | | | | | | |
| | R Rheinberger | 0 | 4 | | | | | | 1 | K Rosewall | 7 | 3 | 6 | | | |
| | H Bunis | 7 | 6 | | | | | | | R Lutz | 5 | 6 | 7 | | | |
| | J Kamiwazumi | 5 | 4 | | H Bunis | 3 | 4 | | | | | | | | | |
| | | | | | R Lutz | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | R Lutz | 6 | 7 |
| | | | | | | | | | | | | | | S Mayer | 3 | 5 |
| | | | | | R Keldie | 0 | 3 | | | | | | | | | |
| | J James | 2 | 2 | | S Mayer | 6 | 6 | | | | | | | | | |
| | S Mayer | 6 | 6 | | | | | | | S Mayer | 6 | 6 | | | | |
| | | | | | | | | | 5 | R Ramírez | 3 | 3 | | | | |
| | | | | | P Dent | 4 | 0 | | | | | | | | | |
| | C Letcher | 4 | 2 | 5 | R Ramírez | 6 | 6 | | | | | | | | | |
| 5 | R Ramírez | 6 | 6 | | | | | | | | | | | | | |

#### Section 2

| 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 |
| | | | | | 4 | J Alexander | 6 | 6 | | | | | | | | | |
| | R Reid | 5 | 6 | 7 | | R Reid | 3 | 1 | | | | | | | | | |
| | B Carmichael | 7 | 3 | 6 | | | | | 4 | J Alexander | 4 | 6 | 7 | | | | |
| | N Saviano | 6 | 7 | 2 | | | | | | A Stone | 6 | 1 | 6 | | | | |
| | A Stone | 7 | 6 | 6 | | A Stone | 6 | 7 | | | | | | | | | |
| | | | | | | K Warwick | 3 | 5 | | | | | | | | | |
| | | | | | | | | | | | | | | 4 | J Alexander | 2 | 3 |
| | | | | | | | | | | | | | | 8 | B Gottfried | 6 | 6 |
| | | | | | | C Owens | 1 | 1 | | | | | | | | | |
| | R Simpson | 2 | 5 | | | A Gardiner | 6 | 6 | | | | | | | | | |
| | A Gardiner | 6 | 7 | | | | | | | A Gardiner | 3 | 5 | | | | | |
| | | | | | | | | | 8 | B Gottfried | 6 | 7 | | | | | |
| | | | | | | B Giltinan | 4 | 4 | | | | | | | | | |
| | M Anderson | 5 | 4 | | 8 | B Gottfried | 6 | 6 | | | | | | | | | |
| 8 | B Gottfried | 7 | 6 | | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| 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 |
| | | | | | 7 | C Richey | 6 | 6 | | | | | | | | |
| | S Ball | 4 | 4 | | | M Cahill | 3 | 3 | | | | | | | | |
| | M Cahill | 6 | 6 | | | | | | 7 | C Richey | 6 | 3 | 2 | | | |
| | J Kuki | 1 | 0 | | | | | | | S Smith | 1 | 6 | 6 | | | |
| | S Smith | 6 | 6 | | | S Smith | 6 | 6 | | | | | | | | |
| | | | | | | A Amritraj | 2 | 2 | | | | | | | | |
| | | | | | | | | | | | | | | S Smith | 6 | 7 |
| | | | | | | | | | | | | | | T Gorman | 4 | 6 |
| | | | | | | M Edmondson | 3 | 2 | | | | | | | | |
| | T Gorman | 6 | 3 | 6 | | T Gorman | 6 | 6 | | | | | | | | |
| | R Thung | 4 | 6 | 3 | | | | | | T Gorman | 7 | 7 | | | | |
| | | | | | | | | | 3 | T Roche | 6 | 6 | | | | |
| | | | | | | R Ruffels | 5 | 4 | | | | | | | | |
| | C Dibley | 3 | 2 | | 3 | T Roche | 7 | 6 | | | | | | | | |
| 3 | T Roche | 6 | 6 | | | | | | | | | | | | | |

#### Section 4

| 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 6 | H Solomon | 4 | 6 | 3 | | | | | | | | | | | | |
| | P Kronk | 6 | 2 | 6 | | P Kronk | 7 | 6 | | | | | | | | |
| | | | | | | C Kachel | 6 | 2 | | | | | | | | |
| | | | | | | | | | | P Kronk | 2 | 0 | | | | |
| | P McNamara | 2 | 3 | | | | | | | R Case | 6 | 6 | | | | |
| | R Case | 6 | 6 | | | R Case | 6 | 6 | | | | | | | | |
| | | | | | | J Whitlinger | 4 | 3 | | | | | | | | |
| | | | | | | | | | | | | | R Case | 4 | 7 | 6 |
| | | | | | | | | | | | | | G Masters | 6 | 6 | 3 |
| | | | | | | G Masters | 6 | 6 | 7 | | | | | | | |
| | J Delaney | 6 | 6 | | | J Delaney | 3 | 7 | 6 | | | | | | | |
| | E Ewert | 1 | 1 | | | | | | | G Masters | 6 | 6 | | | | |
| | V Amritraj | 6 | 6 | | | | | | | V Amritraj | 2 | 1 | | | | |
| | J Bartlett | 4 | 1 | | | V Amritraj | 7 | 6 | | | | | | | | |
| | | | | | 2 | J Newcombe | 5 | 1 | | | | | | | | |