George Harold Waldo Haag , FAIA, (July 14, 1910 - 1998)was an American architect focused on “school plant design and architecture,” based in Bucks County, Pennsylvania, who practiced nationally in the mid twentieth century but particularly in Pennsylvania. He was partners in the firms of Berninger, Haag & d'Entremont (fl. 1946-1946) and Haag & d'Entremont (fl. 1946-).