List of Famous people who died at 84

David S. Slepian was an American mathematician. He is best known for his work with algebraic coding theory, probability theory, and distributed source coding. He was colleagues with Claude Shannon and Richard Hamming at Bell Labs.

Mohammed Zillur Rahman was the President of Bangladesh from 2008 to 2013. He was also a senior presidium member of the Awami League. He is the third president of Bangladesh, after Sheikh Mujibur Rahman and Ziaur Rahman, to die in office, while being the first to die of natural causes.

Richard Smith, CBE was an English painter and printmaker. He produced work in a range of styles, but was often associated with colour field painting.

Martin Schwarzschild was a German-American astrophysicist.

Friedrich W. Solmsen was a philologist and professor of classical studies. He published nearly 150 books, monographs, scholarly articles, and reviews from the 1930s through the 1980s. Solmsen's work is characterized by a prevailing interest in the history of ideas. He was an influential scholar in the areas of Greek tragedy, particularly for his work on Aeschylus, and the philosophy of the physical world and its relation to the soul, especially the systems of Plato and Aristotle.

Ivan Maček, nom de guerre Matija, was a Yugoslav Communist politician from Slovenia who served as the President of the People's Assembly of SR Slovenia from 1963 to 1967.

Iaia Fiastri was an Italian screenwriter.