2003 Monte Carlo Masters – Singles


was the defending champion and successfully defended the title by defeating Guillermo Coria in the final, 6–2, 6–2.
Rafael Nadal entered ATP Top 100 for the first time after this tournament. He lost to Coria in the third round, which would remain his sole loss at the tournament until 2013.

Seeds

Draw

Finals

Top Half

Section 1

Section 2

Bottom Half

Section 3

Section 4