Prince Sergei Platonovich Obolensky Neledinsky-Meletzky, known as Serge Obolensky, was a Russian-born aristocrat then American citizen, U.S. Army colonel, socialite and publicist. He served as vice chairman of the board of directors of the Hilton Hotels Corporation.

Ava Alice Muriel Astor was an American heiress, socialite, and member of the Astor family. She was the daughter of John Jacob Astor IV and Ava Lowle Willing, and sister of Vincent Astor and half-sister of John Jacob Astor VI.