Edith Flagg is an American fashion designer, former fashion industry executive, and philanthropist who has an estimated net worth of $100 million. Born on November 1, 1919 in a small town in Romania, her first husband, Hans Stein, died in a concentration camp. She and her husband, Eric Flagg, were active members of the Dutch Resistance during World War II. Together with their son, Michael Flagg, they survived the war and migrated to the United States.

In 1956, Flagg started her dress manufacturing business in Los Angeles where she became successful in women’s fashion. She launched Edith Flagg, Inc. with focused on mid-price lines of dresses for the “Average American Woman.” She specialized in dress and jacket ensembles as well as casual dresses in the five lines she produced each year. From the 1950's to early 1990's, the company was one of the popular dress manufacturers in the United States. She retired the company in 2000.

Flagg and her husband have written articles and editorials for Women’s Wear Daily and California Apparel News. They were also the co-authors of a weekly column called By the Way. In 1971, they were elected to the Advisory Board of Directors for Manufacturers Bank. Her grandson, Jason Flagg, who is an American real estate agent and media personality, brought her back to public attention. Jason is currently featured in the reality series Million Dollar Listing Los Angeles and he wrote a book about his grandmother’s life.