Mark Philippoussis was the defending champion, but lost in the second round this year.
Thomas Enqvist won the title, defeating Andre Agassi 6–7(4–7), 7–6(8–6), 6–3 in the final.
Seeds
Greg Rusedski (first round) Jonas Björkman (quarterfinals) Gustavo Kuerten (second round) Tim Henman (second round) Mark Philippoussis (second round) Sergi Bruguera (first round) Thomas Enqvist (champion) Andre Agassi (final)
Draw
Finals
Top half
Bottom half
External links 1998 BMW Open Singles draw