George Newell Armsby (August 10, 1876 – October 25, 1942) was an American entrepreneur who led major corporate mergers in the first half of the 20th century, including the merger of California food companies that resulted in California Packing Corporation, which sold under the Del Monte and Sunkist labels.
Armsby was on the board of Curtiss-Wright, where he was chairman, Universal Pictures, Bancamerica-Blair, and others. He was associated with John Cheever Cowdin with whom he ran Universal Pictures; they were also both involved in the formation of Transcontinental Air Transport, which was later a foundation of TWA.