Delta Upsilon Chapter House is a historic building located in Ames, Iowa, United States.

It is considered one of the more imposing architectural examples among fraternity chapter houses at Iowa State University.

[2] It was designed by Des Moines architect Alexander M. Linn, who joined Delta Upsilon at what was then called Iowa State College.

Completed in 1930, the 2½-story, French Renaissance-style building features brick and half-timbering wall surfaces, and a complex roof system that includes steep pitches and polychrome slate.

This article about a property in Story County, Iowa on the National Register of Historic Places is a stub.