The Codman–Davis House is a four-story, red brick, 1906, classical revival house in Washington, D.C. at 2145 Decatur Place NW (in the Kalorama neighborhood).

She also commissioned his design of the Codman Carriage House and Stable, built nearby.

It is listed on the National Register of Historic Places.

In 1995 the house served as the residence of the Thai ambassador.

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