List of Famous people who died at 63

Harold Grad was an American applied mathematician. His work specialized in the application of statistical mechanics to plasma physics and magnetohydrodynamics.

David Russell Lange was a New Zealand politician who served as the 32nd Prime Minister of New Zealand from 1984 to 1989.

Harvey Skolnik was an American actor, director, producer and screenwriter. He was nominated for an Academy Award in the category Best Original Screenplay for the film Private Benjamin. He also was nominated for two Primetime Emmy Awards in the category Outstanding Comedy Series for his work on The Odd Couple and Love, American Style.

Robert Atkinson Westall was an English author and teacher best known for fiction aimed at children and young adults. In the latter case, some deal with complex, dark and adult themes. He has been called "the dean of British war novelists". His first book, The Machine Gunners, won the 1975 Carnegie Medal for the year's outstanding children's book by a British subject. It was named one of the top ten Medal-winning works for the 70th anniversary celebration in 2007. Westall also won a second Carnegie, a Smarties Prize, and the once-in-a-lifetime Guardian Prize.

Samuel Herrick was an American astronomer who specialized in celestial mechanics and made important studies preceding the development of manned space flight.