Eugenia Huici Arguedas de Errázuriz (15 September 1860 – 1951) was a Chilean patron of modernism and a style leader of Paris from 1880 into the 20th century, who paved the way for the modernist minimalist aesthetic that would be taken up in fashion by Coco Chanel.
Her circle of friends and protégés included Pablo Picasso, Igor Stravinsky, Jean Cocteau, and the poet Blaise Cendrars.