The1981 Peter Jackson Classic was contested from July 2–5 atSummerlea Golf & Country Club. It was the 9th edition of thePeter Jackson Classic, and the third edition as a major championship on the LPGA Tour.
This event was won byJan Stephenson.
| 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 |
45°20′36″N73°58′48″W / 45.343368°N 73.980138°W /45.343368; -73.980138