Mary Tsingou: key obituary facts
Is Mary Tsingou dead? Yes. Mary Tsingou died on August 27, 2026, at age 97.
Cause of death: Mary Tsingou's cause of death has not been publicly confirmed.
What was Mary Tsingou known for?
She was an American physicist and mathematician.
More about Mary Tsingou
Born: 14 October 1928.
Place of birth: Milwaukee.
Gender: female.
Occupation: mathematician, physicist, computer scientist.
Nationality: United States.
Education: University of Wisconsin–Madison, University of Michigan.
Employer: Los Alamos National Laboratory.
Also known as: Mary Tsingou Menzel.
Known for: Fermi–Pasta–Ulam–Tsingou problem.
Mary Tsingou, the American physicist and mathematician known for the Fermi–Pasta–Ulam–Tsingou problem, died on August 27, 2026, aged 97.
Born in Milwaukee, she was one of the first programmers on the MANIAC computer at Los Alamos National Laboratory and became best known for coding the celebrated experiment with Enrico Fermi, John Pasta and Stanisław Ulam. The work helped inspire later study in chaos theory and scientific computing and marked an important point in the development of soliton theory.
Tsingou, also known as Mary Tsingou Menzel, studied at the University of Wisconsin–Madison and the University of Michigan and worked at Los Alamos for much of her career.