A member of the prominent Standard Oil family, Mortimer is the great-granddaughter of its president Henry Morgan Tilford. She is the daughter of Senga Mortimer, an editor at House Beautiful magazine, and John Jay Mortimer, a direct descendant of John Jay, the first Chief Justice of the United States.
She attended The Brearley School, the Convent of the Sacred Heart, and Saint Marks School, a boarding school in Southborough, Massachusetts.
Born on Manhattan"s Upper East side, Mortimer was raised between Manhattan, Palm Beach and Southampton. Mortimer studied photography in New York and worked with photographer Oberto Gili. In 2009, Mortimer launched an eponymous woman"s sportswear line with a feature in Vogue Magazine.
Her designs have been featured in Marie Clair, InStyle, Elle, Vogue Nippon, Teen Vogue, Paper Magazine, The New York Times, Cosmopolitan, The Wall Street Journal, as well as others
She designed an exclusive collection for the West Hotels Global Glam line in the Fall of 2010. In the Spring of 2013 Mortimer designed a capsule collection for Three Dots United States. and Three Dots Japan under the joint label "Minnie Mortimer for Three Dots." Mortimer frequently collaborates with and consults for the American heritage brand Boast United States of America producing several pieces under the label "Minnie Mortimer X Boast United States of America".
In addition to working as a designer and stylist Minnie Mortimer has appeared in the print and video advertising campaigns for Hogan and Ferragamo. She also appeared as herself in World Bank show Gossip Girl.
