WESTBROOK, a city of Maine, U.S.A. Pop. (1920) 9,453 (8o% native white) ; 1930 Federal census 10,807. The river provides water-power, and the city manufactures paper, silks and cotton goods. Westbrook was separated from Falmouth in 1814 and incorporated as the town of Stroudwater, adopting its present name in 1815, in honour of Col. Thomas Westbrook, an Indian fighter. A charter was granted in 1889.