1999 Monte Carlo Open – Singles
was the defending champion but he lost in the quarter-finals to Jérôme Golmard.
Gustavo Kuerten was leading in the final 6–4, 2–1 in the final against Marcelo Ríos when Rios had to retire injured.Seeds
The top eight seeds received a bye to the second round.Draw
Finals
Section 2
Section 3
Section 4