# 1998 Open 13 – Singles

Thomas Enqvist defeated Yevgeny Kafelnikov 6–4, 6–1 to win the 1998 Open 13 singles competition. Enqvist was the defending champion.

## Seeds

* Yevgeny Kafelnikov (final)
* Richard Krajicek (semifinals)
* Sergi Bruguera (second round)
* Gustavo Kuerten (second round)
* Cédric Pioline (first round)
* Thomas Enqvist (champion)
* Albert Portas (second round)
* Julian Alonso (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 |
| 1 | Yevgeny Kafelnikov | 7$^7$ | 6 | | | | | |
| | Mikael Tillström | 6$^5$ | 4 | | | | | |
| | Mikael Tillström | 6$^5$ | 4 | | 1 | Yevgeny Kafelnikov | 4 | 1 |
| | | | | | 6 | Thomas Enqvist | 6 | 6 |
| 6 | Thomas Enqvist | 6 | 6$^1$ | 6 | 6 | Thomas Enqvist | 6 | 6 |
| 2 | Richard Krajicek | 3 | 7$^7$ | 3 | | | | |

### 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 |
| 1 | Y Kafelnikov | 6 | 6 | | | | | | | | | | | | | | | |
| | J A Viloca | 4 | 3 | | 1 | Y Kafelnikov | 6 | 3 | 6 | | | | | | | | | |
| Q | A Voinea | 7$^7$ | 6 | | Q | A Voinea | 1 | 6 | 4 | | | | | | | | | |
| | C Ruud | 6$^2$ | 4 | | | | | | | 1 | Y Kafelnikov | 6 | 3 | 6 | | | | |
| Q | S Schalken | 6 | 6$^5$ | 0 | | | | | | | A Clément | 2 | 6 | 4 | | | | |
| | A Clément | 4 | 7$^7$ | 6 | | A Clément | 6 | 6 | | | | | | | | | | |
| | L Roux | 7$^7$ | 3 | 3 | 8 | J Alonso | 1 | 4 | | | | | | | | | | |
| 8 | J Alonso | 6$^3$ | 6 | 6 | | | | | | | | | | | 1 | Y Kafelnikov | 7$^7$ | 6 |
| WC/4 | G Kuerten | 6 | 6 | | | | | | | | | | | | | M Tillström | 6$^5$ | 4 |
| | F Dewulf | 2 | 4 | | WC/4 | G Kuerten | 5 | 2 | | | | | | | | | | |
| | A Boetsch | 6 | 6 | | | A Boetsch | 7 | 6 | | | | | | | | | | |
| | A Martín | 3 | 1 | | | | | | | | A Boetsch | 6 | 0 | 6$^2$ | | | | |
| | M Goellner | 7$^7$ | 6 | | | | | | | | M Tillström | 4 | 6 | 7$^7$ | | | | |
| | A Gaudenzi | 6$^3$ | 2 | | | M Goellner | 5 | 1 | | | | | | | | | | |
| | M Tillström | 7$^7$ | 3 | 7 | | M Tillström | 7 | 6 | | | | | | | | | | |
| 5 | C Pioline | 6$^3$ | 6 | 5 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | T Enqvist | 6 | 6 | | | | | | | | | | | | | | | |
| | J Burillo | 4 | 3 | | 6 | T Enqvist | 6 | 6 | | | | | | | | | | |
| Q | A di Pasquale | 3 | 6 | 6$^1$ | LL | F Roig | 2 | 3 | | | | | | | | | | |
| LL | F Roig | 6 | 3 | 7$^7$ | | | | | 6 | T Enqvist | 6 | 1 | 6 | | | | | |
| | M Gustafsson | 6$^1$ | 6 | 6 | | | | | | M Gustafsson | 2 | 6 | 3 | | | | | |
| | J van Herck | 7$^7$ | 4 | 2 | | M Gustafsson | 6 | 6 | | | | | | | | | | |
| Q | T Carbonell | 2 | 6 | 3 | WC/3 | S Bruguera | 3 | 3 | | | | | | | | | | |
| WC/3 | S Bruguera | 6 | 4 | 6 | | | | | | | | | | 6 | T Enqvist | 6 | 6$^1$ | 6 |
| 7 | A Portas | 6 | 6 | | | | | | | | | | | 2 | R Krajicek | 3 | 7$^7$ | 3 |
| | Á López Morón | 3 | 3 | | 7 | A Portas | 1 | 2 | | | | | | | | | | |
| | T Nydahl | 6$^{10}$ | 6$^4$ | | | D Vacek | 6 | 6 | | | | | | | | | | |
| | D Vacek | 7$^{12}$ | 7$^7$ | | | | | | | D Vacek | 6 | 4 | 4 | | | | | |
| | J Tarango | 3 | 4 | | | | | | 2 | R Krajicek | 4 | 6 | 6 | | | | | |
| WC | S Grosjean | 6 | 6 | | WC | S Grosjean | 3 | 5$^r$ | | | | | | | | | | |
| | K Alami | 4 | 3 | | 2 | R Krajicek | 6 | 5 | | | | | | | | | | |
| 2 | R Krajicek | 6 | 6 | | | | | | | | | | | | | | | |