The 1971 Monte Carlo Open – Men's singles was an event of the 1971 Monte Carlo Open tennis tournament. Željko Franulović was the defending champion but did not compete in this edition. Third-seeded Ilie Năstase won the singles title by defeating first-seeded Tom Okker 3–6, 8–6, 6–1, 6–1 in the final.
Seeds
Draw
Finals
Top half
Bottom half
References
External links ATP tournament profile ITF tournament edition details