Marcelo Ríos won the men's singles tennis title at the 1998 Italian Open after Albert Costa withdrew from the final due to a right wrist injury.

Álex Corretja was the defending champion, but lost in the second round to Karim Alami.

Seeds

Pete Sampras (third round) Petr Korda (first round) Marcelo Ríos (champion) Patrick Rafter (first round) Greg Rusedski (first round) Yevgeny Kafelnikov (third round) Jonas Björkman (first round) Gustavo Kuerten (semifinals) Álex Corretja (second round) Karol Kučera (first round) Richard Krajicek (quarterfinals) Alberto Berasategui (semifinals) Félix Mantilla (second round) Carlos Moyà (third round) Michael Chang (quarterfinals) Cédric Pioline (second round)

Draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4

Qualifying

Qualifying seeds

Qualifiers

Lucky loser Sjeng Schalken

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

Fifth qualifier

Sixth qualifier

Seventh qualifier

Eighth qualifier

References

External links ATP Singles draw ITF tournament profile