George Armstrong Miller (October 28, 1881 - April 4, 1857) was a general contractor, architect, and draftsman active in Tampa, Florida, in the early 20th century. Miller was born in East Marlborough, Pennsylvania. By 1905, he was active in Florida. By 1932, he was a nationally recognized master of 'Mediterranean Design'. Miller built multiple nationally significant structures, including two Mediterranean Revival style hotels (Vinoy Park and Soreno Hotel in St. Petersburg) and several other buildings including the Floridian Hotel, Wallace S. Building, Peninsular Telephone Building, and Kress Building in downtown Tampa, as well as seventeen other Kress buildings across Florida and the US.