Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Douglas William Orr (March 25, 1892 July 29, 1966) was an American architect based in New Haven, Connecticut. Born in Meriden, Connecticut, he was prolific and designed many public and commercial buildings, primarily in the New Haven area. Late in his career, Orr established a partnership with architects William deCossy and Frank Winder; the firm was then called Douglas Orr, deCossy, Winder, and Associates. Orr worked in art deco and colonial revival as well as more modern styles. He was president of the American Institute of Architects from 1947 to 1949.