François Lempérière: key obituary facts
Is François Lempérière dead? Yes. François Lempérière died on January 26, 2026, at age 99.
Cause of death: François Lempérière's cause of death has not been publicly confirmed.
What was François Lempérière known for?
François Lempérière was a President of HydroCoop (nonprofit organization).
More about François Lempérière
Born: October 9, 1926.
François Lempérière, a French civil engineer, died on January 26, 2026, at the age of 99.
He built and/or designed 15 dams in France and other countries and invented solutions including Fusegates, Piano Keys Weir, Twin Dams and Tidal Gardens. He was educated at Ecole Polytechnique and Ecole Nationale des Ponts et Chaussées.
He also served as president of HydroCoop, a nonprofit organization, and spent much of his career with GTM, where he worked on large structures in rivers and at sea.
François Lempérière (9 October 1926 – 26 January 2026) was a French civil engineer who built and/or designed 15 dams in France and other countries. He invented solutions such as Fusegates, Piano Keys Weir, Twin Dams and Tidal Gardens. He received his education at Ecole Polytechnique and Ecole Nationale des Ponts et Chaussées.