William Wombough House is a historic home located at Addison in Steuben County, New York. It is an I-shaped, 2+1⁄2-story, side-gabled frame residence with interior ridge chimneys at each end of a metal clad roof. It was built about 1830 and is in the transitional late-Federal / early Greek Revival style.

It was listed on the National Register of Historic Places in 2003.