List of Famous people who died at 90

José Canalejas was a Spanish actor. He appeared in more than 100 films and television shows between 1960 and 1997. He died on 1 May 2015 at his home in Madrid at the age of 90.

Richard Henry Bolt Ph.D., better known as Richard Bolt or Dick Bolt, was an American physics professor at MIT with an interest in acoustics. He was one of the founders of the company Bolt, Beranek and Newman, which built the ARPANET, a forerunner of the Internet.

Jean "Bim" Diederich was a professional Luxembourgian road bicycle racer, with an impressive record in the Tour de France.

Ronald Melzack was a Canadian psychologist and professor of psychology at McGill University. In 1965, he and Patrick David Wall revolutionized pain research by introducing the gate control theory of pain. In 1968, Melzack published an extension of the gate control theory, in which he asserted that pain is subjective and multidimensional because several parts of the brain contribute to it at the same time. During the mid-1970s, he developed the McGill Pain Questionnaire and became a founding member of the International Association for the Study of Pain. He also became the founding editor of Wall & Melzack's Textbook of Pain

Heikki Ilmari Savolainen was a Finnish artistic gymnast. He competed in five consecutive Olympics from 1928 to 1952 and won at least one medal in each of them. In 1928, he won a bronze on pommel horse, which was the first-ever medal in gymnastics for Finland. Winning his last medal at the 1952 Summer Olympics in Helsinki, he became the oldest gymnastics medalist, at 44 years old; he delivered the Olympic Oath in the opening ceremony of those games. In 1932, Savolainen and his teammate Einari Teräsvirta had the same score on horizontal bar, but the Finnish team voted to give the silver medal to Savolainen. In 1948, he again had the same score as teammates Veikko Huhtanen and Paavo Aaltonen on pommel horse, and the gold medal was shared between the three.

Henri Lefebvre was a French Marxist philosopher and sociologist, best known for pioneering the critique of everyday life, for introducing the concepts of the right to the city and the production of social space, and for his work on dialectics, alienation, and criticism of Stalinism, existentialism, and structuralism. In his prolific career, Lefebvre wrote more than sixty books and three hundred articles. He founded or took part in the founding of several intellectual and academic journals such as Philosophies, La Revue Marxiste, Arguments, Socialisme ou Barbarie, Espaces et Sociétés.

John James Ward was an American prelate of the Roman Catholic Church. He served as an auxiliary bishop of the Archdiocese of Los Angeles from 1963 to 1996. Prior to his death, he was just one of three American bishops still living to have participated in the Second Vatican Council.