The 1981 Peter Jackson Classic was contested from July 2–5 at Summerlea Golf & Country Club. It was the 9th edition of the Peter Jackson Classic, and the third edition as a major championship on the LPGA Tour.
This event was won by Jan Stephenson.
Final leaderboard edit
| Place | Player | Score | To par | Money (US$) |
|---|---|---|---|---|
| 1 |  Jan Stephenson |
69-66-70-73=278 | −10 | 30,000 |
| T2 |  Pat Bradley |
69-66-70-74=279 | −9 | 16,800 |
| Nancy Lopez |
70-72-68-69=279 | |||
| 4 | Patty Hayes |
71-67-71-72=281 | −7 | 10,000 |
| 5 | Sandra Haynie |
68-69-74-71=282 | −6 | 8,000 |
| 6 | Patty Sheehan |
71-71-72-69=283 | −5 | 7,000 |
| T7 | JoAnne Carner |
70-71-70-73=284 | −4 | 5,867 |
| Alice Miller |
73-71-69-71=284 | |||
| Hollis Stacy |
73-71-70-70=284 | |||
| T10 | Sandra Post |
73-71-71-71=286 | −2 | 4,600 |
 Alison Sheard |
71-74-71-70=286 | |||
| Jo Ann Washam |
71-69-70-76=286 |