Inès Marie Lætitia Églantine Isabelle de Seignard de La Fressange, born 11 August 1957, is a French model, aristocrat, style icon, fashion designer and perfumer. She was named to the International Best Dressed List Hall of Fame in 1998.
La Fressange was born in Gassin, Var, France, the daughter of André de Seignard, Marquis de La Fressange (b. 1932), a French stockbroker, and his wife, the former Cecilia "Lita" Sánchez-Davila, an Argentine-Colombian model (closely related to two former presidents of Colombia, Alfonso Lopez Pumarejo and Alfonso Lopez Michelsen).
Her family on her father's side comes from old French nobility, and had the seigneury of 'de La Fressange' in the Velay (in Auvergne). Her uncle, Hubert de La Fressange (b. 1923), died in the Second World War on 2 October 1944 in Anglemont, during which he participated in its liberation. Her grandmother, the marchioness to Paul de La Fressange, was born Simone Lazard, and was heiress to the Lazard banking fortune (Banque Lazard). She married two ministers in succession, Maurice Petsche then Louis Jacquinot.