List of Famous people who died at 80

John Charles Harsanyi was a Hungarian-American Nobel Prize laureate economist.

Hugh Christopher Longuet-Higgins was both a theoretical chemist and a cognitive scientist.

Truman Linden Chiles was an American character actor.

Friedrich Kohner, credited professionally as Frederick Kohner, was an Austrian-born novelist and screenwriter, both in Germany and the U.S..

Jitsumi Gōgen Yamaguchi, also known as Gōgen Yamaguchi, was a Japanese martial artist and student of Gōjū-ryū Karate under Chōjun Miyagi. He was one of the most well-known karate-dō masters from Japan and he founded the International Karate-dō Gōjū Kai Association.

Harry Brauner was an ethnomusicologist, composer, and professor of music from Romania.

Jean Pierson was a French aerospace engineer who served as the managing director and CEO of Airbus Industrie between 1985 and 1998. During his time as its leader, the company emerged as a global competitor to the then leader Boeing. In addition to advancing the Airbus A320 program he also set up the wide-bodied double-decker Airbus A380 program.