1966 French Championships – Men's singles

Men's singles
1966 French Championships
Champion Tony Roche
Runner-up István Gulyás
Score6–1, 6–4, 7–5
Draw120
Seeds16

Third-seeded Tony Roche defeated István Gulyás 6–1, 6–4, 7–5 in the final to win the men's singles tennis title at the 1966 French Championships.