List of Famous people who died at 84

Ferdinand Leitner was a German conductor. Leitner studied under Franz Schreker, Julius Prüwer, Artur Schnabel and Karl Muck.

Sergio Rossi was an Italian shoe designer, who founded his own brand.

Mabel Mercer was an English-born cabaret singer who performed in the United States, Britain, and Europe with the greats in jazz and cabaret. She was a featured performer at Chez Bricktop in Paris, owned by the hostess Bricktop, and performed in such clubs as Le Ruban Bleu, Tony's, the RSVP, the Carlyle, the St. Regis Hotel, and eventually her own room, the Byline Club. Among those who frequently attended Mercer's shows was Frank Sinatra, who made no secret of his emulating her phrasing and story-telling techniques.

Sarah Y. Mason was an American screenwriter and script supervisor.

Maria von der Osten-Sacken (1901–1985) was a German screenwriter and film producer.