# 1989 Ebel U.S. Pro Indoor – Singles

Tim Mayotte was the defending champion but lost in the final 7–6, 6–1, 6–3 against Boris Becker.

## Seeds

All sixteen seeds received a bye to the second round.
* Andre Agassi (semifinals)
* Boris Becker (champion)
* Tim Mayotte (final)
* Mikael Pernfors (semifinals)
* Brad Gilbert (quarterfinals)
* Kevin Curren (third round)
* Amos Mansdorf (third round)
* Dan Goldie (quarterfinals)
* Michael Chang (third round)
* Christo van Rensburg (quarterfinals)
* Robert Seguso (quarterfinals)
* Paul Annacone (third round)
* Derrick Rostagno (second round)
* Johan Kriek (withdrew)
* Jim Courier (third round)
* David Pate (third 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 | Andre Agassi | 4 | 6 | 4 | | | | | |
| 3 | Tim Mayotte | 6 | 4 | 6 | | | | | |
| 3 | Tim Mayotte | 6 | 4 | 6 | 3 | Tim Mayotte | 6 | 1 | 3 |
| | | | | | 2 | Boris Becker | 7 | 6 | 6 |
| 4 | Mikael Pernfors | 2 | 3 | | 2 | Boris Becker | 7 | 6 | 6 |
| 2 | Boris Becker | 6 | 6 | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | A Agassi | 6 | 6 | | | | | | | | | |
| | V Paloheimo | 6 | 6 | | | V Paloheimo | 3 | 2 | | | | | | | | | |
| | S Youl | 4 | 4 | | | | | | 1 | A Agassi | 6 | 7 | | | | | |
| | R Krishnan | 1 | 7 | 3 | | | | | 15 | J Courier | 3 | 6 | | | | | |
| | M Davis | 6 | 6 | 0$^r$ | | R Krishnan | | | | | | | | | | | |
| | | | | | 15 | J Courier | w/o | | | | | | | | | | |
| | | | | | | | | | | | | | | 1 | A Agassi | 6 | 6 |
| | | | | | | | | | | | | | | 8 | D Goldie | 1 | 4 |
| | | | | | 9 | M Chang | 6 | 7 | | | | | | | | | |
| | J Grabb | 3 | 6 | 6 | WC | R Reneberg | 1 | 5 | | | | | | | | | |
| WC | R Reneberg | 6 | 3 | 7 | | | | | 9 | M Chang | 6 | 4 | 2 | | | | |
| Q | N Pereira | 7 | 6 | | | | | | 8 | D Goldie | 2 | 6 | 6 | | | | |
| Q | M Kures | 6 | 3 | | Q | N Pereira | 2 | 6 | | | | | | | | | |
| | | | | | 8 | D Goldie | 6 | 7 | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | T Mayotte | 6 | 6 | | | | | | | | | |
| | T Nijssen | 6 | 6 | | | T Nijssen | 4 | 2 | | | | | | | | | |
| Q | J Canter | 2 | 2 | | | | | | 3 | T Mayotte | 6 | 6 | | | | | |
| | S Matsuoka | 6 | 3 | 4 | | | | | | M Šrejber | 3 | 4 | | | | | |
| | M Šrejber | 3 | 6 | 6 | | M Šrejber | 6 | 6 | | | | | | | | | |
| | | | | | 13 | D Rostagno | 3 | 4 | | | | | | | | | |
| | | | | | | | | | | | | | 3 | T Mayotte | 6 | 5 | 6 |
| | | | | | | | | | | | | | 5 | B Gilbert | 4 | 7 | 4 |
| | | | | | 12 | P Annacone | 6 | 6 | | | | | | | | | |
| | J Rive | 6 | 6 | | | J Rive | 0 | 3 | | | | | | | | | |
| Q | K Thorne | 4 | 2 | | | | | | 12 | P Annacone | 6 | 5 | | | | | |
| | J Lozano | 6 | 3 | 6 | | | | | 5 | B Gilbert | 7 | 7 | | | | | |
| WC | K Flach | 4 | 6 | 7 | WC | K Flach | 2 | 6 | | | | | | | | | |
| | | | | | 5 | B Gilbert | 6 | 7 | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 6 | K Curren | 4 | | | | | | | | | | | |
| | D Marcelino | 5 | 4 | | L Shiras | 1$^r$ | | | | | | | | | | | |
| | L Shiras | 7 | 6 | | | | | | 6 | K Curren | 3 | 7 | 5 | | | | |
| | S Davis | 6 | 6 | | | | | | 11 | R Seguso | 6 | 6 | 7 | | | | |
| WC | G Ivanišević | 3 | 4 | | S Davis | 2 | 2 | | | | | | | | | | |
| | | | | 11 | R Seguso | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | 11 | R Seguso | 4 | 3 |
| | | | | | | | | | | | | | | 4 | M Pernfors | 6 | 6 |
| | | | | LL | R Smith | 6 | 0 | 6 | | | | | | | | | |
| | P Aldrich | 1 | 2 | | M Westphal | 4 | 6 | 4 | | | | | | | | | |
| | M Westphal | 6 | 6 | | | | | | LL | R Smith | 1 | 3 | | | | | |
| | J Pugh | 6 | 7 | | | | | | 4 | M Pernfors | 6 | 6 | | | | | |
| | T Wilkison | 3 | 6 | | J Pugh | 3 | 5 | | | | | | | | | | |
| | | | | 4 | M Pernfors | 6 | 7 | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 7 | A Mansdorf | 6 | 6 | | | | | | | | | | | |
| Q | R Weiss | 5 | 3 | Q | J Letts | 4 | 3 | | | | | | | | | | | |
| Q | J Letts | 7 | 6 | | | | | | 7 | A Mansdorf | 7 | 4 | 4 | | | | | |
| | S Giammalva Jr. | 6 | 6 | | | | | | 10 | C van Rensburg | 6 | 6 | 6 | | | | | |
| | G Michibata | 0 | 1 | | S Giammalva Jr. | 3 | 7 | 6 | | | | | | | | | | |
| | | | | 10 | C van Rensburg | 6 | 5 | 7 | | | | | | | | | | |
| | | | | | | | | | | | | | | 10 | C van Rensburg | 6 | 1 | 4 |
| | | | | | | | | | | | | | | 2 | B Becker | 3 | 6 | 6 |
| | | | | 16 | D Pate | 2 | 7 | 6 | | | | | | | | | | |
| | H de la Peña | 3 | 4 | | P Sampras | 6 | 6 | 3 | | | | | | | | | | |
| | P Sampras | 6 | 6 | | | | | | 16 | D Pate | 1 | 1 | | | | | | |
| WC | D Wheaton | 6 | 6 | | | | | | 2 | B Becker | 6 | 6 | | | | | | |
| | J Stoltenberg | 4 | 2 | WC | D Wheaton | 1 | 4 | | | | | | | | | | | |
| | | | | 2 | B Becker | 6 | 6 | | | | | | | | | | | |