# 1989 South Australian Open – Singles

Mark Woodforde was the defending champion and won in the final 7–5, 1–6, 7–5 against Patrik Kühnen.

## Seeds

* Andrei Chesnokov (first round)
* Darren Cahill (first round)
* Slobodan Živojinović (first round)
* Mark Woodforde (champion)
* Wally Masur (quarterfinals)
* John Frawley (first round)
* Patrik Kühnen (final)
* Jason Stoltenberg (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 |
| | Alexander Volkov | 2 | 5 | | | | | | |
| 4 | Mark Woodforde | 6 | 7 | | | | | | |
| 4 | Mark Woodforde | 6 | 7 | | 4 | Mark Woodforde | 7 | 1 | 7 |
| | | | | | 7 | Patrik Kühnen | 5 | 6 | 5 |
| | Veli Paloheimo | 6 | 4 | 3 | 7 | Patrik Kühnen | 5 | 6 | 5 |
| 7 | Patrik Kühnen | 4 | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Chesnokov | 3 | 1 | | | | | | | | | | | | | | | |
| | A Volkov | 6 | 6 | | | A Volkov | 4 | 6 | 6 | | | | | | | | | |
| | A Olhovskiy | 1 | 6 | 6 | | A Olhovskiy | 6 | 3 | 4 | | | | | | | | | |
| Q | L Němeček | 6 | 3 | 2 | | | | | | | A Volkov | 2 | 6 | 6 | | | | |
| | P Sampras | 6 | 6 | | | | | | | | P Sampras | 6 | 1 | 4 | | | | |
| | J Bates | 2 | 3 | | | P Sampras | 6 | 6 | | | | | | | | | | |
| | B Drewett | 3 | 2 | | 8 | J Stoltenberg | 3 | 2 | | | | | | | | | | |
| 8 | J Stoltenberg | 6 | 6 | | | | | | | | | | | | | A Volkov | 2 | 5 |
| 4 | M Woodforde | 6 | 6 | | | | | | | | | | | | 4 | M Woodforde | 6 | 7 |
| Q | G Raoux | 4 | 4 | | 4 | M Woodforde | 6 | 7 | | | | | | | | | | |
| Q | A Mronz | 3 | 6 | | WC | A Cherkasov | 3 | 6 | | | | | | | | | | |
| WC | A Cherkasov | 6 | 7 | | | | | | | 4 | M Woodforde | 7 | 3 | 6 | | | | |
| | B Dyke | 7 | 4 | 4 | | | | | | LL | G Ivanišević | 5 | 6 | 2 | | | | |
| | J Anderson | 5 | 6 | 6 | | J Anderson | 1 | 7 | 2 | | | | | | | | | |
| LL | G Ivanišević | 7 | 6 | 6 | LL | G Ivanišević | 6 | 6 | 6 | | | | | | | | | |
| 6 | J Frawley | 5 | 7 | 4 | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 5 | W Masur | 6 | 7 | | | | | | | | | | | | | | | |
| | G Layendecker | 4 | 5 | | 5 | W Masur | 6 | 6 | | | | | | | | | | |
| WC | T Woodbridge | 7 | 6 | | WC | T Woodbridge | 2 | 1 | | | | | | | | | | |
| LL | P Carter | 6 | 4 | | | | | | 5 | W Masur | 4 | 6 | 3 | | | | | |
| Q | J Apell | 3 | 6 | 3 | | | | | | V Paloheimo | 6 | 4 | 6 | | | | | |
| WC | R Rasheed | 6 | 1 | 6 | WC | R Rasheed | 1 | 3 | | | | | | | | | | |
| | V Paloheimo | 6 | 6 | | | V Paloheimo | 6 | 6 | | | | | | | | | | |
| 3 | S Živojinović | 1 | 1 | | | | | | | | | | | | V Paloheimo | 6 | 4 | 3 |
| 7 | P Kühnen | 2 | 7 | 6 | | | | | | | | | | 7 | P Kühnen | 4 | 6 | 6 |
| | O Delaître | 6 | 6 | 2 | 7 | P Kühnen | 6 | 6 | | | | | | | | | | |
| | M Koevermans | 6 | 6 | | | M Koevermans | 4 | 4 | | | | | | | | | | |
| | S Youl | 4 | 2 | | | | | | 7 | P Kühnen | 6 | 3 | 6 | | | | | |
| | T Nijssen | 5 | 6 | 1 | | | | | | M Kratzmann | 4 | 6 | 3 | | | | | |
| | N Broad | 7 | 3 | 6 | | N Broad | 3 | 5 | | | | | | | | | | |
| | M Kratzmann | 7 | 6 | | | M Kratzmann | 6 | 7 | | | | | | | | | | |
| 2 | D Cahill | 6 | 1 | | | | | | | | | | | | | | | |