George Francis Denton Duff FRSC (July 29, 1926 – March 2, 2001) was a Canadian mathematician who did research in partial differential equations and wave phenomena.
He took an interest in harnessing the extraordinarily large tides in the Bay of Fundy for generating electricity.
[1] After that, Duff was a PhD student of Solomon Lefschetz at Princeton University.
There, he supervised the Ph.D. theses of 13 students and served as chair of the Mathematics Department from 1968 to 1975.
[2] He was an Invited Plenary speaker at International Congress of Mathematicians in Vancouver in 1974.