# 1989 Benson & Hedges Championships – Singles

Jakob Hlasek was the defending champion but lost in the first round to Martin Střelba.
Michael Chang won the final 6–2, 6–1, 6–1 against Guy Forget.

## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
* John McEnroe (semifinals)
* Michael Chang (champion)
* Brad Gilbert (quarterfinals)
* Jimmy Connors (first round)
* Jakob Hlasek (first round)
* Kevin Curren (second round)
* Andrei Chesnokov (quarterfinals)
* Miloslav Mečíř (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
* NB: The Final was the best of 5 sets while all other rounds were the best of 3 sets.

### Final

| Final | Final | Final | Final | Final | Final | Final |
| | Guy Forget | 2 | 1 | 1 | | |
| 2 | Michael Chang | 6 | 6 | 6 | | |

### 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 McEnroe | 6 | 6 | | | | | | | | | | | | | | | |
| | S Davis | 3 | 3 | | 1 | J McEnroe | 6 | 6 | | | | | | | | | | |
| | E Jelen | 7 | 6 | | | E Jelen | 4 | 1 | | | | | | | | | | |
| Q | W Green | 5 | 1 | | | | | | | 1 | J McEnroe | 2 | 6 | 6 | | | | |
| | A Mansdorf | 6 | 6 | | | | | | | 8 | M Mečíř | 6 | 4 | 3 | | | | |
| Q | C Saceanu | 3 | 3 | | | A Mansdorf | 4 | 5 | | | | | | | | | | |
| | C van Rensburg | 6 | 6 | 1 | 8 | M Mečíř | 6 | 7 | | | | | | | | | | |
| 8 | M Mečíř | 7 | 1 | 6 | | | | | | | | | | | 1 | J McEnroe | 4 | 6 |
| 4 | J Connors | 6 | 4 | 6 | | | | | | | | | | | | G Forget | 6 | 7 |
| | A Volkov | 3 | 6 | 7 | | A Volkov | 4 | 6 | 6 | | | | | | | | | |
| WC | A Castle | 1 | 4 | | | R Seguso | 6 | 1 | 7 | | | | | | | | | |
| | R Seguso | 6 | 6 | | | | | | | | R Seguso | 5 | 3 | | | | | |
| | G Forget | 6 | 6 | | | | | | | | G Forget | 7 | 6 | | | | | |
| | J Fitzgerald | 3 | 2 | | | G Forget | 7 | 6 | | | | | | | | | | |
| | A Cherkasov | 6 | 4 | | 6 | K Curren | 6 | 4 | | | | | | | | | | |
| 6 | K Curren | 7 | 6 | | | | | | | | | | | | | | | |

### Section 2

| 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 | J Hlasek | 0 | 6 | 3 | | | | | | | | | | | | | | |
| | M Střelba | 6 | 2 | 6 | | M Střelba | 6 | 1 | | | | | | | | | | |
| | W Masur | 6 | 6 | | | W Masur | 7 | 6 | | | | | | | | | | |
| | K Evernden | 1 | 2 | | | | | | | | W Masur | 7 | 3 | 6 | | | | |
| WC | C Bailey | 6 | 5 | | | | | | | 3 | B Gilbert | 6 | 6 | 3 | | | | |
| | L Shiras | 7 | 7 | | | L Shiras | 5 | 3 | | | | | | | | | | |
| | P Aldrich | 0 | 1 | | 3 | B Gilbert | 7 | 6 | | | | | | | | | | |
| 3 | B Gilbert | 6 | 6 | | | | | | | | | | | | | W Masur | 6 | 1 |
| 7 | A Chesnokov | 4 | 7 | 6 | | | | | | | | | | | 2 | M Chang | 7 | 6 |
| Q | N Brown | 6 | 5 | 2 | 7 | A Chesnokov | 7 | 6 | | | | | | | | | | |
| | M Stich | 6 | 5 | 6 | | M Stich | 5 | 2 | | | | | | | | | | |
| Q | K Flach | 4 | 7 | 3 | | | | | | 7 | A Chesnokov | 3 | 4 | | | | | |
| | P Annacone | 7 | 6 | | | | | | | 2 | M Chang | 6 | 6 | | | | | |
| | H Leconte | 6 | 1 | | | P Annacone | 2 | 6 | 0 | | | | | | | | | |
| | D Goldie | 1 | 1 | | 2 | M Chang | 6 | 1 | 6 | | | | | | | | | |
| 2 | M Chang | 6 | 6 | | | | | | | | | | | | | | | |