Mary C. Crowley (April 1, 1915 – June 1986), was the founder and CEO of the Texas-based Home Interiors and Gifts, Inc., which became one of the largest direct sales home furnishing operations in America. She was considered to be one of the leading businesswomen in the United States in the 1970s. Crowley was also a published author of works on women in business, and on self-improvement for women.