ジョン・ジェイコブ・アスター
Ava Alice Muriel Astor (July 7, 1902 – July 19, 1956) 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.