The Mabel Fincher School, at 2201 Morrie Ave. in Cheyenne, Wyoming, is an Art Deco-style building which was built in 1940.

It has also served as the Triumph High School.

It was listed on the National Register of Historic Places in 2005.

It was designed by Frederick Hutchinson Porter.

This article about a property in Wyoming on the National Register of Historic Places is a stub.