# 1985 Melbourne Outdoor – Singles

Dan Cassidy was the defending champion, but did not compete this year.
Jonathan Canter won the title by defeating Peter Doohan 5–7, 6–3, 6–4 in the final.

## Seeds

* (n/a)
* Jonathan Canter (champion)
* Christo Steyn (second round)
* Michiel Schapers (second round)
* Ricki Osterthun (first round)
* Peter Doohan (final)
* (n/a)
* Russell Simpson (first 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 | Final |
| 6 | Peter Doohan | 6 | 6 | | | | | |
| WC | Mark Kratzmann | 4 | 3 | | | | | |
| WC | Mark Kratzmann | 4 | 3 | 6 | Peter Doohan | 7 | 3 | 4 |
| | | | | 2 | Jonathan Canter | 5 | 6 | 6 |
| WC | Mark Edmondson | 6 | 6 | 2 | Jonathan Canter | 5 | 6 | 6 |
| 2 | Jonathan Canter | 7 | 7 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | M Robertson | 4 | 7 | 6 | | | | | | | | | | | | | |
| | R Saad | 6 | 6 | 1 | | M Robertson | 6 | 4 | 6 | | | | | | | | |
| | T Benhabiles | 4 | 5 | | WC | S Barr | 1 | 6 | 3 | | | | | | | | |
| WC | S Barr | 6 | 7 | | | | | | | | M Robertson | 5 | 1 | | | | |
| | B Drewett | 6 | 6 | 7 | | | | | | 6 | P Doohan | 7 | 6 | | | | |
| | M Bauer | 1 | 7 | 6 | | B Drewett | 2 | 7 | 5 | | | | | | | | |
| | D Cahill | 4 | 4 | | 6 | P Doohan | 6 | 6 | 7 | | | | | | | | |
| 6 | P Doohan | 6 | 6 | | | | | | | | | | | 6 | P Doohan | 6 | 6 |
| 3 | C Steyn | 6 | 6 | | | | | | | | | | | WC | M Kratzmann | 4 | 3 |
| | C Dowdeswell | 3 | 1 | | 3 | C Steyn | 5 | 7 | 2 | | | | | | | | |
| WC | M Kratzmann | 6 | 6 | | WC | M Kratzmann | 7 | 6 | 6 | | | | | | | | |
| | F González | 3 | 4 | | | | | | | WC | M Kratzmann | 6 | 6 | | | | |
| | B Scanlon | 6 | 6 | | | | | | | | B Scanlon | 3 | 4 | | | | |
| Q | E Jelen | 3 | 3 | | | B Scanlon | 6 | 7 | | | | | | | | | |
| | M Woodforde | 6 | 6 | | | M Woodforde | 3 | 5 | | | | | | | | | |
| 8 | R Simpson | 3 | 3 | | | | | | | | | | | | | | |

### Bottom half

| 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 |
| 5 | R Osterthun | 2 | 3 | | | | | | | | | | | | | | | |
| | N Aerts | 6 | 6 | | | N Aerts | 6 | 3 | | | | | | | | | | |
| | E Edwards | 4 | 6 | 3 | | E Edwards | 7 | 6 | | | | | | | | | | |
| LL | C Limberger | 6 | 3 | 2$^r$ | | | | | | | E Edwards | 3 | 6 | 5 | | | | |
| WC | M Edmondson | 4 | 6 | 6 | | | | | | WC | M Edmondson | 6 | 3 | 7 | | | | |
| Q | G Muller | 6 | 3 | 4 | WC | M Edmondson | 6 | 6 | | | | | | | | | | |
| | L Shiras | 6 | 6 | 4 | 4 | M Schapers | 4 | 2 | | | | | | | | | | |
| 4 | M Schapers | 4 | 7 | 6 | | | | | | | | | | | WC | M Edmondson | 6 | 6 |
| Q | B Derlin | 6 | 0 | 3 | | | | | | | | | | | 2 | J Canter | 7 | 7 |
| | B Dyke | 2 | 6 | 6 | | B Dyke | 6 | 6 | 6 | | | | | | | | | |
| | P Carlsson | 6 | 6 | | | P Carlsson | 4 | 7 | 4 | | | | | | | | | |
| | S Bonneau | 4 | 3 | | | | | | | | B Dyke | 2 | 3 | | | | | |
| Q | T Champion | 6 | 6 | | | | | | | 2 | J Canter | 6 | 6 | | | | | |
| | T Meinecke | 2 | 4 | | Q | T Champion | 6 | 0 | | | | | | | | | | |
| | D Visser | 5 | 3 | | 2 | J Canter | 7 | 6 | | | | | | | | | | |
| 2 | J Canter | 7 | 6 | | | | | | | | | | | | | | | |