H. H. Warner Building

H. H. Warner Building is a historic office building located at Rochester in Monroe County, New York. It is a large, seven-story commercial building built in 1883–1884. It is constructed of load-bearing brick walls, a cast-iron vault, timber framework, and a cast-iron facade on St. Paul St. Originally built to house a patent medicine laboratory and warehouse, it now houses retail and apartments. The building has a Venetian Gothic style.

It was listed on the National Register of Historic Places in 1985.