# 1977 Custom Credit Australian Indoor Championships – Singles

Geoff Masters was the defending champion but lost in the second round to Tony Roche.
Jimmy Connors won in the final 7–5, 6–4, 6–2 against Ken Rosewall.

## Seeds

* Jimmy Connors (champion)
* Vitas Gerulaitis (semifinals)
* Harold Solomon (first round)
* Ken Rosewall (final)
* Bill Scanlon (second round)
* Kim Warwick (first round)
* Tony Roche (quarterfinals)
* Phil Dent (quarterfinals)

## 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
| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Jimmy Connors | 6 | 6 | | | | | |
| | Nick Saviano | 1 | 1 | | | | | |
| | Nick Saviano | 1 | 1 | 1 | Jimmy Connors | 7 | 6 | 6 |
| | | | | 4 | Ken Rosewall | 5 | 4 | 2 |
| 4 | Ken Rosewall | 7 | 6 | 4 | Ken Rosewall | 5 | 4 | 2 |
| 2 | Vitas Gerulaitis | 6 | 4 | | | | | |

### Section 1

| First round | 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 |
| 1 | J Connors | 6 | 6 | | | | | | | | | | | | | | | |
| | B Drewett | 1 | 0 | | 1 | J Connors | 6 | 6 | | | | | | | | | | |
| | C Letcher | 3 | 6 | 7 | | C Letcher | 0 | 4 | | | | | | | | | | |
| | A Stone | 6 | 4 | 5 | | | | | | 1 | J Connors | 6 | 6 | | | | | |
| | R Simpson | 5 | 1 | | | | | | | 7 | T Roche | 2 | 0 | | | | | |
| | G Masters | 7 | 6 | | | G Masters | 0 | 3 | | | | | | | | | | |
| | D Crealy | 6 | 3 | 5 | 7 | T Roche | 6 | 6 | | | | | | | | | | |
| 7 | T Roche | 4 | 6 | 7 | | | | | | | | | | | 1 | J Connors | 6 | 6 |
| 3 | H Solomon | 1 | 6 | | | | | | | | | | | | | N Saviano | 1 | 1 |
| | C Dibley | 6 | 7 | | | C Dibley | 6 | 4 | 7 | | | | | | | | | |
| | R Ruffels | 4 | 2 | | | R Lewis | 3 | 6 | 5 | | | | | | | | | |
| | R Lewis | 6 | 6 | | | | | | | | C Dibley | 5 | 7 | 3 | | | | |
| | J Fassbender | 1 | 2 | | | | | | | | N Saviano | 7 | 6 | 6 | | | | |
| | N Saviano | 6 | 6 | | | N Saviano | 6 | 6 | | | | | | | | | | |
| | R Case | 6 | 6 | | | R Case | 3 | 2 | | | | | | | | | | |
| 6 | K Warwick | 1 | 3 | | | | | | | | | | | | | | | |

### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | B Scanlon | 6 | 6 | | | | | | | | | | | | | |
| | P Kronk | 4 | 4 | | 5 | B Scanlon | 2 | 3 | | | | | | | | |
| | H Pfister | 6 | 7 | | | H Pfister | 6 | 6 | | | | | | | | |
| | B Carmichael | 3 | 6 | | | | | | | H Pfister | 2 | 3 | | | | |
| | M Edmondson | 3 | 6 | 4 | | | | | 4 | K Rosewall | 6 | 6 | | | | |
| | T Wilkison | 6 | 2 | 6 | | T Wilkison | 2 | 5 | | | | | | | | |
| | K Meiler | 1 | 0 | | 4 | K Rosewall | 6 | 7 | | | | | | | | |
| 4 | K Rosewall | 6 | 6 | | | | | | | | | | 4 | K Rosewall | 7 | 6 |
| 8 | P Dent | 6 | 7 | | | | | | | | | | 2 | V Gerulaitis | 6 | 4 |
| | S Ball | 3 | 6 | | 8 | P Dent | 7 | 7 | | | | | | | | |
| | J Newcombe | 2 | 6 | 7 | | J Newcombe | 6 | 5 | | | | | | | | |
| | S Krulevitz | 6 | 4 | 5 | | | | | 8 | P Dent | 2 | 2 | | | | |
| | L Sanders | 6 | 6 | | | | | | 2 | V Gerulaitis | 6 | 6 | | | | |
| | J Hřebec | 4 | 3 | | | L Sanders | 1 | 3 | | | | | | | | |
| | B Fairlie | 1 | 4 | | 2 | V Gerulaitis | 6 | 6 | | | | | | | | |
| 2 | V Gerulaitis | 6 | 6 | | | | | | | | | | | | | |