Prescott Durand Crout (July 28, 1907 – September 25, 1984) was an American mathematician.
Crout was born in Ohio, but lived and worked in Massachusetts.
His PhD thesis (supervisor: George Rutledge) was entitled "The Approximation of Functions and Integrals by a Linear Combination of Functions".On January 2, 1933 he married Charlotte Louise Zander.
His students at the MIT were Francis Hildebrand (1940), Carl Nordling (1941), Frank Bothwell (1946), Norman Painter (1947), Merle Andrew (1948), Frederick Holt (1950), and Carl Steeg, Jr. (1952).
Prescott Durand Crout is author of the book "The Determination of Fields Satisfying Laplace's, Poisson's, and Associated Equations by Flux Plotting".