The 1991 du Maurier Classic was contested from September 12–15 at Vancouver Golf Club. It was the 19th edition of the du Maurier Classic, and the 13th edition as a major championship on the LPGA Tour.

This event was won by Nancy Scranton.

Place	Player	Score	To par	Money (US$)
1	Nancy Scranton	72-75-64-68=279	−9	105,000
2	Debbie Massey	67-70-72-73=282	−6	64,750
T3	Laura Davies	71-71-71-71=284	−4	37,916
	Trish Johnson	67-71-73-73=284
	Pamela Wright	72-69-69-74=284
T6	Dawn Coe	68-77-71-70=286	−2	17,966
	Vicki Fergon	72-72-72-70=286
	Rosie Jones	71-71-69-75=286
	Betsy King	71-71-72-72=286
	Caroline McMillan	70-73-71-72=286
	Dottie Pepper	69-69-74-74=286

• Golf Observer source

49°15′04″N 122°52′39″W / 49.251136°N 122.877497°W / 49.251136; -122.877497