Do Won & Jin Sook Chang

Source: https://www.forbes.com/profile/do-won-jin-sook-chang/

​Do Won & Jin Sook Chang (b. March 1954 and July 1963, respectively) - after immigrating to the U.S. from South Korea in 1981, and opening their first clothing store in Los Angeles in 1984 (which was then called Fashion 21), this husband and wife team co-founded the Forever 21 retail clothing/fashion conglomerate. As of October 2016, there are reportedly 790 stores in 48 countries, with $4.4 billion in sales, which placed the couple on the Forbes 400 List of Wealthiest Americans with an estimated net worth of $3 billion.