| Men's singles | |
|---|---|
| 1998 Heineken Trophy | |
| Champion |  Patrick Rafter |
| Runner-up |  Martin Damm |
| Final score | 7–6(7–2), 6–2 |
Richard Krajicek was the defending champion, but he withdrew prior to his quarterfinal match this year.
Patrick Rafter won the tournament, beating Martin Damm in the final, 7–6(7–2), 6–2.
Patrick Rafter (champion)
Yevgeny Kafelnikov (first round)
Karol Kučera (quarterfinals)
Richard Krajicek (quarterfinals, withdrew)
Nicolas Kiefer (first round)
Gustavo Kuerten (first round) Jan Siemerink (semifinals)
Guillaume Raoux (second round)| Semifinals | Final | ||||||||||||
| 1 | Patrick Rafter | 6 | 6 | ||||||||||
| Q | Dennis van Scheppingen | 3 | 4 | ||||||||||
| 1 | Patrick Rafter | 77 | 6 | ||||||||||
| Martin Damm | 62 | 2 | |||||||||||
| Martin Damm | 77 | 6 | |||||||||||
| 7 | Jan Siemerink | 65 | 3 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | P Rafter | 6 | 4 | 6 | |||||||||||||||||||||||
| D Vacek | 3 | 6 | 4 | 1 | P Rafter | 77 | 4 | 79 | |||||||||||||||||||
| Q |  A Medvedev | 6 | 6 | Q | A Medvedev | 62 | 6 | 67 | |||||||||||||||||||
 Á Calatrava | 2 | 3 | 1 | P Rafter | 6 | 6 | |||||||||||||||||||||
| S Schalken | 6 | 6 | S Schalken | 1 | 4 | ||||||||||||||||||||||
 K Alami | 0 | 1 | S Schalken | 6 | 7 | ||||||||||||||||||||||
 T Johansson | 3 | 4 | 8 | G Raoux | 2 | 5 | |||||||||||||||||||||
| 8 | G Raoux | 6 | 6 | 1 | P Rafter | 6 | 6 | ||||||||||||||||||||
| 4 | R Krajicek | 77 | 4 | 77 | Q | D van Scheppingen | 3 | 4 | |||||||||||||||||||
| R Fromberg | 60 | 6 | 65 | 4 | R Krajicek | 77 | 64 | 6 | |||||||||||||||||||
 A Pavel | 2 | 4 | S Doseděl | 63 | 77 | 3 | |||||||||||||||||||||
| S Doseděl | 6 | 6 | 4 | R Krajicek | |||||||||||||||||||||||
 J-M Gambill | 4 | 4 | Q | D van Scheppingen | w/o | ||||||||||||||||||||||
| WC | P Wessels | 6 | 6 | WC | P Wessels | 65 | 63 | ||||||||||||||||||||
| Q | D van Scheppingen | 3 | 6 | 77 | Q | D van Scheppingen | 77 | 77 | |||||||||||||||||||
| 6 | G Kuerten | 6 | 4 | 62 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | N Kiefer | 5 | 4 | ||||||||||||||||||||||||
| J van Lottum | 7 | 6 | J van Lottum | 4 | 4 | ||||||||||||||||||||||
| V Spadea | 4 | 5 | M Damm | 6 | 6 | ||||||||||||||||||||||
| M Damm | 6 | 7 | M Damm | 61 | 6 | 6 | |||||||||||||||||||||
 K Carlsen | 5 | 6 | 6 | 3 | K Kučera | 77 | 1 | 4 | |||||||||||||||||||
| Q | R Sluiter | 7 | 3 | 3 | K Carlsen | 2 | 2 | ||||||||||||||||||||
| H Dreekmann | 3 | 2 | 3 | K Kučera | 6 | 6 | |||||||||||||||||||||
| 3 | K Kučera | 6 | 6 | M Damm | 77 | 6 | |||||||||||||||||||||
| 7 | J Siemerink | 6 | 7 | 7 | J Siemerink | 65 | 3 | ||||||||||||||||||||
 M Rosset | 3 | 5 | 7 | J Siemerink | 6 | 6 | |||||||||||||||||||||
 J van Herck | 62 | 3 | F Dewulf | 2 | 1 | ||||||||||||||||||||||
| F Dewulf | 77 | 6 | 7 | J Siemerink | 2 | 6 | 6 | ||||||||||||||||||||
| P Haarhuis | 6 | 3 | 6 | S Campbell | 6 | 1 | 3 | ||||||||||||||||||||
| Q | J Knippschild | 3 | 6 | 3 | P Haarhuis | 6 | 3 | 61 | |||||||||||||||||||
| S Campbell | 7 | 6 | S Campbell | 2 | 6 | 77 | |||||||||||||||||||||
| 2 | Y Kafelnikov | 5 | 2 | ||||||||||||||||||||||||
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