The 1984 du Maurier Classic was contested from July 26–29 at St. George's Golf and Country Club. It was the 12th edition of the du Maurier Classic, and the 6th edition as a major championship on the LPGA Tour.
This event was won by Juli Inkster.
| Place | Player | Nation | Score | To par | Money (US$) |
|---|---|---|---|---|---|
| 1 | Juli Inkster | United States | 69-68-75-67=279 | −9 | 41,250 |
| 2 | Ayako Okamoto | Japan | 69-72-73-66=280 | −8 | 24,750 |
| 3 | Betsy King | United States | 71-73-67-70=281 | −7 | 17,875 |
| 4 | Donna White | United States | 72-71-69-71=283 | −5 | 15,125 |
| 5 | JoAnne Carner | United States | 70-72-71-71=284 | −4 | 12,375 |
| T6 | Beth Daniel | United States | 70-76-69-70=285 | −3 | 9,281 |
| Dot Germain | United States | 71-72-72-70=285 | |||
| T8 | Nancy Lopez | United States | 74-73-68-71=286 | −2 | 6,531 |
| Patty Sheehan | United States | 72-70-73-71=286 | |||
| T10 | Amy Alcott | United States | 74-73-70-70=287 | −1 | 5,071 |
| Dianne Dailey | United States | 71-77-70-69=287 | |||
| Patti Rizzo | United States | 72-74-70-71=287 |
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