List of Famous people who died at 98

Elisabeth Lennartz (1902–2001) was a German stage actress. Although she worked primarily in the theatre, she also appeared in several films. Lennartz was an associate of Marlene Dietrich in 1920s Berlin.

Henry Franklin Graff was an American historian who served on the faculty of Columbia University from 1946 to 1991, including a period as Chairman of the History Department.

Paul Augustin Mayer, OSB was a German Cardinal of the Roman Catholic Church. He held various positions in the Roman Curia from 1971 to 1991.

Anne-Marie Staub was a French biochemist who spent most of her career at the Institut Pasteur. She is most known for her work in antihistamines, serology and immunology including her research on Salmonella and tyvelose.

Alexander King was a British chemist and pioneer of the sustainable development movement who co-founded the Club of Rome in 1968 with the Italian industrialist Aurelio Peccei. The Club was one of the first institutions to voice concerns about the impact on the environment of unprecedented economic growth in the twentieth century. "Peccei and King were lonely prophets at a time of overwhelming optimism," who did much to push environmental issues on to the political agenda. At the time of the Club's founding, King was Director-General for Scientific Affairs at the Paris-based Organization for Economic Cooperation and Development (OECD).

Paul Colin was a French novelist who received the Prix Goncourt in 1950 for Les jeux sauvages. Colin died in March 2018 at the age of 98.

Merle Eugene Curti was a leading American historian, who taught many graduate students at Columbia University and the University of Wisconsin, and was a leader in developing the fields of social history and intellectual history. He directed 86 finished Ph.D. dissertations and had an unusually wide range of correspondents. As a Progressive historian he was deeply committed to democracy, and to the Turnerian thesis that social and economic forces shape American life, thought and character. He was a pioneer in peace studies, intellectual history, and social history, and helped develop quantitative methods based on census samples as a tool in historical research.

John Lighton Synge was an Irish mathematician and physicist, whose seven decade career included significant periods in Ireland, Canada, and the USA. He was a prolific author and influential mentor, and is credited with the introduction of a new geometrical approach to the theory of relativity.