# 1988 Ebel U.S. Pro Indoor – Singles

Tim Mayotte was the defending champion.
Mayotte successfully defended his title, defeating John Fitzgerald, 4–6, 6–2, 6–2, 6–3 in the final.

## Seeds

* Ivan Lendl (third round)
* Tim Mayotte (champion)
* Eliot Teltscher (second round)
* Eduardo Bengoechea (second round)
* Amos Mansdorf (second round)
* Christo van Rensburg (semifinals)
* Peter Lundgren (second round)
* Tomáš Šmíd (second round)
* Kevin Curren (quarterfinals)
* Kelly Evernden (second round)
* Paul Annacone (third round)
* Jim Pugh (third round)
* Mark Woodforde (second round)
* Dan Goldie (quarterfinals)
* Johan Kriek (third round)
* John Fitzgerald (final)

## 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 | Final | Final | Final | Final | Final | Final |
| 16 | John Fitzgerald | 6 | 6 | | | | | | |
| | Jorge Lozano | 1 | 4 | | | | | | |
| | Jorge Lozano | 1 | 4 | 16 | John Fitzgerald | 6 | 2 | 2 | 3 |
| | | | | 2 | Tim Mayotte | 4 | 6 | 6 | 6 |
| 6/WC | Christo van Rensburg | 2 | 5 | 2 | Tim Mayotte | 4 | 6 | 6 | 6 |
| 2 | Tim Mayotte | 6 | 7 | | | | | | |

### Top half
#### Section 1

| 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 1 | I Lendl | 6 | 6 | | | | | | | | | | |
| | R Reneberg | 6 | 7 | | R Reneberg | 2 | 2 | | | | | | | | | | |
| | J Ross | 3 | 5 | | | | | | 1 | I Lendl | 6 | 4 | | | | | |
| Q | D Macpherson | 3 | 2 | | | | | | 16 | J Fitzgerald | 7 | 6 | | | | | |
| | D Keretić | 6 | 6 | | D Keretić | 1 | 6 | | | | | | | | | | |
| | | | | 16 | J Fitzgerald | 6 | 7 | | | | | | | | | | |
| | | | | | | | | | | | | | 16 | J Fitzgerald | 5 | 6 | 6 |
| | | | | | | | | | | | | | 9 | K Curren | 7 | 4 | 3 |
| | | | | 9 | K Curren | 7 | 6 | | | | | | | | | | |
| | C Pridham | 7 | 6 | | C Pridham | 6 | 3 | | | | | | | | | | |
| WC | L Scott | 5 | 3 | | | | | | 9 | K Curren | 6 | 6 | | | | | |
| | M Davis | 7 | 6 | | | | | | | M Davis | 3 | 3 | | | | | |
| | G Holmes | 5 | 2 | | M Davis | 6 | 7 | 7 | | | | | | | | | |
| | | | | 7 | P Lundgren | 7 | 5 | 6 | | | | | | | | | |

#### Section 2

| First round | 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 |
| | | | | | 3 | E Teltscher | 6 | 2 | 3 | | | | | | | | | | |
| | J Rive | 7 | 6 | | | J Rive | 4 | 6 | 6 | | | | | | | | | | |
| Q | D Visser | 6 | 1 | | | | | | | | J Rive | 6 | 3 | 2 | | | | | |
| | L Duncan | 4 | 3 | | | | | | | 14 | D Goldie | 3 | 6 | 6 | | | | | |
| | G Connell | 6 | 6 | | | G Connell | 6 | 5 | 4 | | | | | | | | | | |
| | | | | | 14 | D Goldie | 3 | 7 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | 14 | D Goldie | 6 | 1 | 4 |
| | | | | | | | | | | | | | | | | J Lozano | 4 | 6 | 6 |
| | | | | | 12 | J Pugh | 6 | 6 | | | | | | | | | | | |
| | B Dyke | 6 | 2 | 7 | | B Dyke | 4 | 2 | | | | | | | | | | | |
| WC | M Flur | 4 | 6 | 6 | | | | | | 12 | J Pugh | 3 | 7 | 4 | | | | | |
| | W Masur | 4 | 2 | | | | | | | | J Lozano | 6 | 6 | 6 | | | | | |
| | J Lozano | 6 | 6 | | | J Lozano | 7 | 7 | | | | | | | | | | | |
| | | | | | 5 | A Mansdorf | 6 | 6 | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | 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/WC | C van Rensburg | 7 | 6 | | | | | | | | | | |
| WC | T Wilkison | 4 | 3 | | | A Krickstein | 6 | 2 | | | | | | | | | | |
| | A Krickstein | 6 | 6 | | | | | | | 6/WC | C van Rensburg | 6 | 5 | 6 | | | | |
| | S Davis | 3 | 4 | | | | | | | 11 | P Annacone | 1 | 7 | 4 | | | | |
| | J Brown | 6 | 6 | | | J Brown | 1 | 6 | 2 | | | | | | | | | |
| | | | | | 11 | P Annacone | 6 | 3 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | | 6/WC | C van Rensburg | 7 | 6 |
| | | | | | | | | | | | | | | | | S Giammalva Jr. | 6 | 2 |
| | | | | | 13 | M Woodforde | 6 | 3 | 6 | | | | | | | | | |
| Q | P Sampras | 4 | 3 | | | S Giammalva Jr. | 2 | 6 | 7 | | | | | | | | | |
| | S Giammalva Jr. | 6 | 6 | | | | | | | | S Giammalva Jr. | 6 | 6 | | | | | |
| Q | P Lindgren | 6 | 1 | 6 | | | | | | Q | P Lindgren | 3 | 3 | | | | | |
| | D Rostagno | 4 | 6 | 3 | Q | P Lindgren | 6 | 6 | | | | | | | | | | |
| | | | | | 4 | E Bengoechea | 1 | 0 | | | | | | | | | | |

#### Section 4

| First round | 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 |
| | | | | | 8 | T Šmíd | 4 | 7 | 3 | | | | | | | | | | |
| | J Grabb | 7 | 6 | | | J Grabb | 6 | 6 | 6 | | | | | | | | | | |
| Q | B Moir | 6 | 1 | | | | | | | | J Grabb | 6 | 2 | 7 | | | | | |
| | K Flach | 6 | 6 | 7 | | | | | | | K Flach | 2 | 6 | 5 | | | | | |
| | B Stankovič | 7 | 3 | 6 | | K Flach | 7 | 0 | 6 | | | | | | | | | | |
| | | | | | 10 | K Evernden | 5 | 6 | 3 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | J Grabb | 5 | 6 | 4 |
| | | | | | | | | | | | | | | | 2 | T Mayotte | 7 | 3 | 6 |
| | | | | | 15 | J Kriek | 6 | 6 | | | | | | | | | | | |
| | D Cassidy | 6 | 2 | 3 | | G Muller | 2 | 2 | | | | | | | | | | | |
| | G Muller | 2 | 6 | 6 | | | | | | 15 | J Kriek | 7 | 2 | 5 | | | | | |
| | H de la Peña | 1 | 4 | | | | | | | 2 | T Mayotte | 5 | 6 | 7 | | | | | |
| Q | L Shiras | 6 | 6 | | Q | L Shiras | 4 | 4 | | | | | | | | | | | |
| | | | | | 2 | T Mayotte | 6 | 6 | | | | | | | | | | | |