Nicholai Olivia "Nicky" Rothschild ( Hilton; born October 5, 1983)<!--Official cite also confirms name Nicholai Olivia Hilton--> is an American socialite, fashion designer and model. She is a member of the Hilton family by birth, and a member of the Rothschild family following her 2015 marriage to James Rothschild, a grandson of Victor Rothschild, 3rd Baron Rothschild. Nicky is the younger sister of Paris Hilton. Wikipedia
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