1986 US Open – Men's singles

Men's singles
1986 US Open
Champion Ivan Lendl
Runner-up Miloslav Mečíř
Score6–4, 6–2, 6–0
Draw128
Seeds16

Defending champion Ivan Lendl defeated Miloslav Mečíř in the final, 6–4, 6–2, 6–0 to win the men's singles tennis title at the 1986 US Open. It was his second US Open title and fourth major title overall.

This was the first major main draw appearance for future world No. 1, eight-time major champion and Olympic gold medalist Andre Agassi. He would go on to play an Open Era record 21 consecutive US Open events.

This was the first US Open in history where no American man reached the semifinals.