She's most famous for her first lady fashion, but Jacqueline Kennedy Onassis, who would have turned 80 today, was just as stylish from the time she left Washington until she passed away on May 19, 1994 at age 64. Here's a look at her most remarkable moments.
For more photos of Jackie O.'s post-Camelot style go to LIFE.com
July 16th was the 10th anniversary of the deaths of Jackie's son John F. Kennedy Jr., his wife Carolyn Bessette Kennedy and her sister Lauren Bessette. Here's a slideshow of the woman who would have been Jackie O.'s daughter-in-law, and her own timeless sense of style.