The 1985 du Maurier Classic was contested from July 25–28 at Beaconsfield Golf Club. It was the 13th edition of the du Maurier Classic, and the seventh edition as a major championship on the LPGA Tour.
This event was won by Pat Bradley.
Coordinates: 45°26′39″N 73°49′51″W / 45.444039°N 73.830811°W