# 1998 Shanghai Open – Singles

The 1998 Shanghai Open was a men's tennis tournament played on indoor carpet in Shanghai, China that was part of the International Series of the 1998 ATP Tour. It was the third edition of the tournament and was held from 5 October – 12 October.

## Seeds

Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
* Goran Ivanišević (final)
* Michael Chang (champion)
* Jan-Michael Gambill (second round)
* Mikael Tillström (first round)
* Paul Haarhuis (semifinals)
* Ramón Delgado (semifinals)
* Kenneth Carlsen (quarterfinals)
* Todd Woodbridge (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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Goran Ivanišević | 5 | 6 | 7 | | | | | |
| 6 | Ramón Delgado | 7 | 3 | 5 | | | | | |
| 6 | Ramón Delgado | 7 | 3 | 5 | 1 | Goran Ivanišević | 6 | 1 | 2 |
| | | | | | 2 | Michael Chang | 4 | 6 | 6 |
| 5 | Paul Haarhuis | 5 | 3 | | 2 | Michael Chang | 4 | 6 | 6 |
| 2 | Michael Chang | 7 | 6 | | | | | | |

### Top half

| 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 | Semifinals |
| 1 | G Ivanišević | 6 | 7 | | | | | | | | | | | | | | | | |
| | B Steven | 4 | 6$^8$ | | 1 | G Ivanišević | 6 | 6 | | | | | | | | | | | |
| | J Gimelstob | 6 | 6 | | | J Gimelstob | 1 | 4 | | | | | | | | | | | |
| | D van Scheppingen | 3 | 2 | | | | | | | 1 | G Ivanišević | 6 | 7 | | | | | | |
| | S Campbell | 6 | 6 | | | | | | | 7 | K Carlsen | 3 | 6$^2$ | | | | | | |
| | TJ Middleton | 4 | 3 | | | S Campbell | 3 | 6 | 3 | | | | | | | | | | |
| 7 | K Carlsen | 7 | 6 | | 7 | K Carlsen | 6 | 3 | 6 | | | | | | | | | | |
| | M Sinner | 5 | 4 | | | | | | | | | | | | 1 | G Ivanišević | 5 | 6 | 7 |
| 3 | J-M Gambill | 6 | 6 | | | | | | | | | | | | 6 | R Delgado | 7 | 3 | 5 |
| | Y Zhang | 4 | 3 | | 3 | J-M Gambill | 0 | R | | | | | | | | | | | |
| | M Tebbutt | 6 | 6$^2$ | 6 | | M Tebbutt | 5 | | | | | | | | | | | | |
| | S Schalken | 4 | 7 | 4 | | | | | | | M Tebbutt | 4 | 7 | 3 | | | | | |
| | L Paes | 6 | 7 | | | | | | | 6 | R Delgado | 6 | 6$^6$ | 6 | | | | | |
| | J van Lottum | 3 | 6$^6$ | | | L Paes | 6 | 3 | 5 | | | | | | | | | | |
| 6 | R Delgado | 6 | 3 | 6 | 6 | R Delgado | 2 | 6 | 7 | | | | | | | | | | |
| | D Nestor | 4 | 6 | 2 | | | | | | | | | | | | | | | |

### Bottom half

| 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 |
| 5 | P Haarhuis | 6 | 6 | | | | | | | | | | | | | | |
| | Ó Burrieza | 3 | 4 | | 5 | P Haarhuis | 6 | 6 | | | | | | | | | |
| | K Braasch | 7 | 6 | | | K Braasch | 0 | 3 | | | | | | | | | |
| | M Kohlmann | 6$^6$ | 4 | | | | | | | 5 | P Haarhuis | 7 | 7 | | | | |
| | M Woodforde | 7 | 6 | | | | | | | | M Woodforde | 6$^7$ | 6$^4$ | | | | |
| | W Black | 6$^1$ | 4 | | | M Woodforde | 6 | 6 | | | | | | | | | |
| | S Sargsian | 6 | 6 | | | S Sargsian | 2 | 2 | | | | | | | | | |
| 4 | M Tillström | 3 | 3 | | | | | | | | | | | 5 | P Haarhuis | 5 | 3 |
| 8 | T Woodbridge | 1 | 6 | 7 | | | | | | | | | | 2 | M Chang | 7 | 6 |
| | J Courier | 6 | 3 | 6$^6$ | 8 | T Woodbridge | 6 | 3 | 6 | | | | | | | | |
| | L Roux | 6 | 6 | | | L Roux | 2 | 6 | 2 | | | | | | | | |
| | Y Zheng | 2 | 1 | | | | | | | 8 | T Woodbridge | 2 | 2 | | | | |
| | L Tieleman | 6 | 7 | | | | | | | 2 | M Chang | 6 | 6 | | | | |
| | A Pavel | 3 | 6$^5$ | | | L Tieleman | 3 | 3 | | | | | | | | | |
| 2 | M Chang | 6 | 7 | | 2 | M Chang | 6 | 6 | | | | | | | | | |
| | S Lareau | 3 | 6$^4$ | | | | | | | | | | | | | | |