Eivind T. Scoyen was the first permanent superintendent of Zion and Bryce National Parks in the 1920s. (https://books.google.com/books?isbn=080471682X; foreword)

He was also the superintendent of Glacier National Park, Montana, from Jan. 16, 1931 to Dec. 31, 1938, (https://www.nps.gov/parkhistory/online_books/tolson/histlist7g.htm)