William Frederick McCaw

{{short description|American architect}}

William Frederick McCaw (1850–1923) was an Irish born Canadian-American architect who worked in Toronto early in his career, then in the Pacific Northwest of the U.S., and then other areas in the U.S.{{cite web|url=http://dictionaryofarchitectsincanada.org/node/1476|title=McCaw, William Frederick|website=Biographical Dictionary of Architects in Canada|accessdate=2017-12-25}} He worked in a long succession of partnerships with various architects.

McCaw was born in Dublin, Ireland and moved to Canada in 1872 settling in Toronto, but moved to Portland, Oregon in 1882.

Several of his works, alone or with shared attribution, are listed on the U.S. National Register of Historic Places (NRHP).