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.
Coordinates: 45°20′36″N 73°58′48″W / 45.343368°N 73.980138°W