Joyce Alexander Wein, 76, a former biochemist and co-founder of the Newport Folk Festival and the New York Coalition of 100 Black Women, died Aug. 15 at New York-Presbyterian Hospital/Columbia University Medical Center in Manhattan. She had cancer.

Mrs. Wein was the wife and business partner of jazz impresario George Wein.

A 1948 graduate of Simmons College at the age of 19, she started her career as a biochemist at Massachusetts General Hospital in Boston and later worked in New York at Columbia Medical School.

She married Wein, the founder of the Newport Jazz Festival, in 1959. After getting married, she gave up her career in biochemistry and became a key adviser to Wein, helping him organize the Newport Opera Festival and Newport Jazz Festival, the New Orleans Jazz & Heritage Festival, the Hampton Jazz Festival and the Grande Parade du Jazz in Nice, France.

In 1963, she and her husband joined and Pete and Toshi Seeger in founding the Newport Folk Festival, which is credited with helping to fuel the 1960s folk revival.

She also was a founder of the New York Coalition of 100 Black Women and participated in several scholarship programs and numerous other charitable endeavors.

Survivors include her husband.