List of Famous people who died at 80

Gerard Ewout van Walsum was a Dutch politician of the PvdA.

Horace Freeland Judson was a historian of molecular biology and the author of several books, including The Eighth Day of Creation, a history of molecular biology, and The Great Betrayal: Fraud In Science, an examination of the deliberate manipulation of scientific data.

Konstantin Vladimirovich Arnoldi was a Soviet and Russian biologist and entomologist. He was the son of Vladimir Arnoldi.

Jean Byron was an American film, television, and stage actress. She is best known for the role of Natalie Lane, Patty Lane's mother in The Patty Duke Show. She was also known as Jean Audette and Jean Burkhart early in her career.

John Waldo Green was an American songwriter, composer, musical arranger, conductor and pianist. He was given the nickname "Beulah" by colleague Conrad Salinger. His most famous song was one of his earliest, "Body and Soul" from the revue Three's a Crowd. Green won four Academy Awards for his film scores and a fifth for producing a short musical film, and he was inducted into the Songwriters Hall of Fame in 1972. He was also honored with a star on the Hollywood Walk of Fame.

George Lachmann Mosse was an emigre from Nazi Germany, first to Great Britain and then to the United States, who taught history as a professor at the University of Iowa, the University of Wisconsin–Madison, and the Hebrew University. Best known for his studies of Nazism, he authored more than 25 books on topics as diverse as constitutional history, Protestant theology, and the history of masculinity. In 1966, he and Walter Laqueur founded The Journal of Contemporary History, which they co-edited.