First Unitarian Universalist Church of Niagara

First Unitarian Universalist Church of Niagara is a historic church located at Niagara Falls in Niagara County, New York. It was constructed in 1921 in a Classical Revival style. The steel and concrete church is faced with rough, uncut limestone from the bedrock excavated for the building's foundation.

It was listed on the National Register of Historic Places in 2007.