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 sixth edition as a major championship on the LPGA Tour.
This event was won by Juli Inkster.
Final leaderboard
edit| Place | Player | Score | To par | Money (US$) |
|---|---|---|---|---|
| 1 |  Juli Inkster |
69-68-75-67=279 | −9 | 41,250 |
| 2 |  Ayako Okamoto |
69-72-73-66=280 | −8 | 24,750 |
| 3 | Betsy King |
71-73-67-70=281 | −7 | 17,875 |
| 4 | Donna White |
72-71-69-71=283 | −5 | 15,125 |
| 5 | JoAnne Carner |
70-72-71-71=284 | −4 | 12,375 |
| T6 | Beth Daniel |
70-76-69-70=285 | −3 | 9,281 |
| Dot Germain |
71-72-72-70=285 | |||
| T8 | Nancy Lopez |
74-73-68-71=286 | −2 | 6,531 |
| Patty Sheehan |
72-70-73-71=286 | |||
| T10 | Amy Alcott |
74-73-70-70=287 | −1 | 5,071 |
| Dianne Dailey |
71-77-70-69=287 | |||
| Patti Rizzo |
72-74-70-71=287 |