Popsugar Fashion Jackie Kennedy Jackie Kennedy Onassis Style Pictures 7 Reasons Why Jackie Kennedy Is Still a Style Icon July 7, 2017 by Kate Schweitzer View On One Page Photo 1 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Pillbox Hats The first lady was known for her signature pillbox hats, designed by Halston, and she wore often them during her tenure in the White House in the 1960s. Previous Next Start Slideshow Jackie Kennedy