Ivan Lendl defeated Mikael Pernfors in the final, 6–3, 6–2, 6–4 to win the men's singles tennis title at the 1986 French Open. It was his second French Open title and third major title overall.
Mats Wilander was the defending champion, but lost in the third round to Andrei Chesnokov.
The seeded players are listed below. Ivan Lendl is the champion; others show the round in which they were eliminated.
[1]