The 1986 U.S. Women's Open was the 41st U.S. Women's Open, held July 10–14 at the South Course of NCR Country Club in Kettering, Ohio, a suburb south of Dayton.

Jane Geddes won the first of her two major titles in an 18-hole Monday playoff, winning by two strokes over Sally Little.

It was the fifth playoff at the U.S. Women's Open and the first in ten years.

[2][3] This was the only of the four majors in 1986 that was not won by Pat Bradley; she narrowly missed the grand slam with a fifth-place finish, three strokes back.

[4] NCR's South Course previously hosted the PGA Championship in 1969.