# 1990 Manchester Open – Singles

Second-seeded Pete Sampras defeated unseeded Gilad Bloom 7–6$^{(11–9)}$, 7–6$^{(7–3)}$ in the final to secure the title.

## Seeds

* Aaron Krickstein (first round)
* Pete Sampras (champion)
* Michael Chang (second round)
* Marc Rosset (first round)
* Christo van Rensburg (quarterfinals)
* Richard Fromberg (second round)
* Alex Antonitsch (second round)
* Dan Goldie (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 |
| | Gilad Bloom | 6 | 7 | | | | | |
| WC | Nick Brown | 4 | 6 | | | | | |
| WC | Nick Brown | 4 | 6 | | | Gilad Bloom | 6 | 6 |
| | | | | | WC/2 | Pete Sampras | 7 | 7 |
| | Eric Jelen | 7 | 4 | 4 | WC/2 | Pete Sampras | 7 | 7 |
| WC/2 | Pete Sampras | 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 | A Krickstein | 4 | 0$^r$ | | | | | | | | | | | | | | | |
| | A Rahunen | 6 | 1 | | | A Rahunen | 2 | 5 | | | | | | | | | | |
| | J Pugh | 4 | 6 | 6 | | G Bloom | 6 | 7 | | | | | | | | | | |
| | G Bloom | 6 | 4 | 7 | | | | | | | G Bloom | 3 | 7 | 6 | | | | |
| Q | M Schapers | 3 | 6 | | | | | | | | K Jones | 6 | 6 | 1 | | | | |
| | K Jones | 6 | 7 | | | K Jones | 6 | 7 | | | | | | | | | | |
| Q | P Galbraith | 3 | 6 | 2 | 7 | A Antonitsch | 3 | 6 | | | | | | | | | | |
| 7 | A Antonitsch | 6 | 0 | 6 | | | | | | | | | | | | G Bloom | 6 | 7 |
| 3 | M Chang | 6 | 6 | | | | | | | | | | | | WC | N Brown | 4 | 6 |
| | M Washington | 3 | 4 | | 3 | M Chang | 6 | 6 | | | | | | | | | | |
| | P Annacone | 6 | 6 | 4 | | M Kratzmann | 7 | 7 | | | | | | | | | | |
| | M Kratzmann | 7 | 4 | 6 | | | | | | | M Kratzmann | 1 | 3 | | | | | |
| | T Högstedt | 6 | 4 | 3 | | | | | | WC | N Brown | 6 | 6 | | | | | |
| WC | N Brown | 4 | 6 | 6 | WC | N Brown | 7 | 2 | 6 | | | | | | | | | |
| Q | P Nyborg | 6 | 5 | | 6 | R Fromberg | 6 | 6 | 0 | | | | | | | | | |
| 6 | R Fromberg | 7 | 7 | | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | C van Rensburg | 2 | 6 | 6 | | | | | | | | | | | | | | |
| | J Bates | 6 | 4 | 4 | 5 | C van Rensburg | 6 | 6 | | | | | | | | | | |
| | P Kühnen | 4 | 6 | 7 | | P Kühnen | 3 | 3 | | | | | | | | | | |
| WC | A Castle | 6 | 3 | 5 | | | | | | 5 | C van Rensburg | 2 | 4 | | | | | |
| | E Jelen | 1 | 6 | 6 | | | | | | | E Jelen | 6 | 6 | | | | | |
| | V Paloheimo | 6 | 2 | 3 | | E Jelen | 7 | 7 | | | | | | | | | | |
| | G Muller | 6 | 6 | 7 | | G Muller | 6 | 6 | | | | | | | | | | |
| 4 | M Rosset | 7 | 4 | 6 | | | | | | | | | | | E Jelen | 7 | 4 | 4 |
| 8 | D Goldie | 7 | 4 | 6 | | | | | | | | | | WC/2 | P Sampras | 6 | 6 | 6 |
| | M Šrejber | 6 | 6 | 4 | 8 | D Goldie | 6 | 7 | 3 | | | | | | | | | |
| | K Evernden | 5 | 6 | 6 | | K Evernden | 7 | 6 | 6 | | | | | | | | | |
| | J Wöhrmann | 7 | 4 | 2 | | | | | | | K Evernden | 3 | 6 | | | | | |
| | R Krishnan | 7 | 1 | 3 | | | | | | WC/2 | P Sampras | 6 | 7 | | | | | |
| Q | J Rive | 6 | 6 | 6 | Q | J Rive | 6 | 3 | 2 | | | | | | | | | |
| SE | A Volkov | 6 | 6 | 6 | WC/2 | P Sampras | 4 | 6 | 6 | | | | | | | | | |
| WC/2 | P Sampras | 4 | 7 | 7 | | | | | | | | | | | | | | |