# 1989 U.S. Men's Clay Court Championships – Singles
## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
* Brad Gilbert (quarterfinals)
* Michael Chang (quarterfinals)
* Luiz Mattar (quarterfinals)
* Dan Goldie (first round)
* Johan Kriek (second round)
* Jay Berger (champion)
* Paul Annacone (first round)
* Bruno Orešar (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
| 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 | Final | Final | Final | Final |
| 1 | B Gilbert | 7 | 3 | 6 | | | | | | | | | | | | | | | | | | |
| Q | J Rive | 6 | 6 | 1 | 1 | B Gilbert | 6 | 6 | | | | | | | | | | | | | | |
| | J Pugh | 7 | 6 | | | J Pugh | 3 | 3 | | | | | | | | | | | | | | |
| | R Seguso | 6 | 0 | | | | | | | 1 | B Gilbert | 0 | 1 | | | | | | | | | |
| | T Wilkison | 7 | 6 | | | | | | | | T Wilkison | 6 | 6 | | | | | | | | | |
| | S Giammalva Jr. | 5 | 2 | | | T Wilkison | 6 | 6 | | | | | | | | | | | | | | |
| | J Arias | 6 | 6 | | | J Arias | 4 | 4 | | | | | | | | | | | | | | |
| 8 | B Orešar | 1 | 3 | | | | | | | | | | | | T Wilkison | 6 | 3 | | | | | |
| 4 | D Goldie | 3 | 6 | 3 | | | | | | | | | | | L Duncan | 7 | 6 | | | | | |
| WC | G Vilas | 6 | 4 | 6 | WC | G Vilas | 6 | 2 | 1 | | | | | | | | | | | | | |
| | T Svantesson | 5 | 5 | | | L Duncan | 3 | 6 | 6 | | | | | | | | | | | | | |
| | L Duncan | 7 | 7 | | | | | | | | L Duncan | 6 | 6 | | | | | | | | | |
| | C Motta | 6 | 6 | | | | | | | | C Motta | 2 | 0 | | | | | | | | | |
| | J Yzaga | 4 | 1 | | | C Motta | 7 | 7 | | | | | | | | | | | | | | |
| Q | G Rivas | 3 | 5 | | 5 | J Kriek | 5 | 5 | | | | | | | | | | | | | | |
| 5 | J Kriek | 6 | 7 | | | | | | | | | | | | | | | | | Lawson Duncan | 4 | 3 |
| 6 | J Berger | 6 | 6 | | | | | | | | | | | | | | | | 6 | Jay Berger | 6 | 6 |
| | C Panatta | 3 | 1 | | 6 | J Berger | 7 | 4 | 6 | | | | | | | | | | | | | |
| WC | R Leach | 1 | 2 | | | J Courier | 6 | 6 | 3 | | | | | | | | | | | | | |
| | J Courier | 6 | 6 | | | | | | | 6 | J Berger | 6 | 6 | | | | | | | | | |
| WC | C Adams | 4 | 6 | 6 | | | | | | 3 | L Mattar | 2 | 2 | | | | | | | | | |
| | A Antonitsch | 6 | 2 | 7 | | A Antonitsch | 3 | 7 | 4 | | | | | | | | | | | | | |
| | D Pate | 7 | 4 | 0 | 3 | L Mattar | 6 | 6 | 6 | | | | | | | | | | | | | |
| 3 | L Mattar | 6 | 6 | 6 | | | | | | | | | | 6 | J Berger | 4 | 6 | 6 | | | | |
| 7 | P Annacone | 2 | 6 | 4 | | | | | | | | | | | J Frana | 6 | 2 | 4 | | | | |
| | B Moir | 6 | 3 | 6 | | B Moir | 2 | 4 | | | | | | | | | | | | | | |
| | R Reneberg | 6 | 4 | 4 | | J Frana | 6 | 6 | | | | | | | | | | | | | | |
| | J Frana | 2 | 6 | 6 | | | | | | | J Frana | w/o | | | | | | | | | | |
| | D Pérez | 6 | 7 | | | | | | | 2 | M Chang | | | | | | | | | | | |
| Q | C Garner | 2 | 5 | | | D Pérez | 3 | 3 | | | | | | | | | | | | | | |
| Q | J Brown | 6 | 3 | 4 | 2 | M Chang | 6 | 6 | | | | | | | | | | | | | | |
| 2 | M Chang | 3 | 6 | 6 | | | | | | | | | | | | | | | | | | |