The famous person Dr. John W. Chapman is associated with one of more of the Yukon-Koyukuk County historic places.
Some of the country's most noteable architects helped create the Yukon-Koyukuk County places including American Car & Foundry Co., Riley Erickson, James Taylor, John Stade, Tritt Albert E. and Ed Biederman. Prominent architectural styles found in Yukon-Koyukuk Country are .