# 1984 South Australian Open – Singles

Mike Bauer was the defending champion, but lost in the semifinals this year.
Peter Doohan won the title, defeating Huub van Boeckel 1–6, 6–1, 6–4 in the final.

## Seeds

* Mike Bauer (semifinals)
* Tim Mayotte (quarterfinals)
* Miloslav Mečíř (quarterfinals)
* n/a
* John Fitzgerald (semifinals)
* John Frawley (quarterfinals)
* Tarik Benhabiles (first round)
* Brad Drewett (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 | Semifinals | Final | Final | Final | Final | Final |
| 1 | Mike Bauer | 6 | 4 | 4 | | | | | |
| Q | Huub van Boeckel | 2 | 6 | 6 | | | | | |
| Q | Huub van Boeckel | 2 | 6 | 6 | Q | Huub van Boeckel | 6 | 1 | 4 |
| | | | | | | Peter Doohan | 1 | 6 | 6 |
| 5 | John Fitzgerald | 4 | 4 | | | Peter Doohan | 1 | 6 | 6 |
| | Peter Doohan | 6 | 6 | | | | | | |

### 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 | Semifinals |
| 1 | M Bauer | 6 | 6 | | | | | | | | | | | | | | | |
| Q | P Carter | 2 | 2 | | 1 | M Bauer | 6 | 6 | | | | | | | | | | |
| | J Hlasek | 6 | 7 | | | J Hlasek | 2 | 2 | | | | | | | | | | |
| | W Masur | 2 | 5 | | | | | | | 1 | M Bauer | 7 | 7 | | | | | |
| | R Simpson | 6 | 7 | | | | | | | | S Perkiss | 5 | 6 | | | | | |
| | B Derlin | 3 | 6 | | | R Simpson | 2 | 6 | | | | | | | | | | |
| | S Perkiss | 5 | 6 | 6 | | S Perkiss | 6 | 7 | | | | | | | | | | |
| 7 | T Benhabiles | 7 | 2 | 2 | | | | | | | | | | 1 | M Bauer | 6 | 4 | 4 |
| | K Belcher | 7 | 6 | | | | | | | | | | | Q | H van Boeckel | 2 | 6 | 6 |
| | C Dowdeswell | 5 | 3 | | | K Belcher | 6 | 4 | 1 | | | | | | | | | |
| Q | H van Boeckel | 6 | 3 | 6 | Q | H van Boeckel | 3 | 6 | 6 | | | | | | | | | |
| | D Cassidy | 3 | 6 | 3 | | | | | | Q | H van Boeckel | 7 | 6 | | | | | |
| | D Saltz | 1 | 6 | 6 | | | | | | 6 | J Frawley | 6 | 4 | | | | | |
| | J Alexander | 6 | 1 | 4 | | D Saltz | 2 | 2 | | | | | | | | | | |
| Q | C A Miller | 4 | 1 | | 6 | J Frawley | 6 | 6 | | | | | | | | | | |
| 6 | J Frawley | 6 | 6 | | | | | | | | | | | | | | | |

### Bottom 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 |
| 5 | J Fitzgerald | 7 | 6 | 6 | | | | | | | | | | | | | |
| | G Layendecker | 6 | 7 | 4 | 5 | J Fitzgerald | 6 | 6 | | | | | | | | | |
| | H Sands | 7 | 6 | | | H Sands | 1 | 3 | | | | | | | | | |
| | S McCain | 6 | 4 | | | | | | 5 | J Fitzgerald | 6 | 6 | | | | | |
| | M Anger | 6 | 6 | | | | | | 3 | M Mečíř | 3 | 3 | | | | | |
| | C Limberger | 1 | 4 | | | M Anger | 4 | 3 | | | | | | | | | |
| Q | D Cahill | 5 | 5 | | 3 | M Mečíř | 6 | 6 | | | | | | | | | |
| 3 | M Mečíř | 7 | 7 | | | | | | | | | | | 5 | J Fitzgerald | 4 | 4 |
| 8 | B Drewett | 7 | 6 | | | | | | | | | | | | P Doohan | 6 | 6 |
| | J Mattke | 6 | 4 | | 8 | B Drewett | 6 | 3 | | | | | | | | | |
| | P Doohan | 7 | 6 | 7 | | P Doohan | 7 | 6 | | | | | | | | | |
| | R Harmon | 6 | 7 | 5 | | | | | | P Doohan | 4 | 6 | 7 | | | | |
| | J Smith | 7 | 5 | 6 | | | | | 2 | T Mayotte | 6 | 2 | 6 | | | | |
| | C van Rensburg | 6 | 7 | 3 | | J Smith | 6 | 2 | | | | | | | | | |
| | S Denton | 4 | 4 | | 2 | T Mayotte | 7 | 6 | | | | | | | | | |
| 2 | T Mayotte | 6 | 6 | | | | | | | | | | | | | | |