Caroline Lee Radziwiłł (née Bouvier, formerly Canfield and Ross; March 3, 1933 – February 15, 2019), usually known as Princess Lee Radziwiłł, was an American socialite, public-relations executive, and interior decorator. She was the younger sister of First Lady Jacqueline Bouvier Kennedy and sister-in-law of President John F. Kennedy. Her niece, Caroline Bouvier Kennedy, was named after her. Radziwiłł was married three times, with the marriage to third husband Herbert Ross