Edward Pearce Casey (1864–1940) was an American designer and architect, noted for his work in Washington, D.C., and New York City.

Edward was educated at the Emerson Institute of Washington, D.C., and graduated from the School of Mines of Columbia University.

[1] Prior to completion of his schooling, Casey served in the 7th Regiment of the New York National Guard.

In 1892, Casey replaced Paul J. Pelz as architect of the Library of Congress, whose construction his father directed until his death in 1896.

In 1905 and 1906, Casey designed a new façade for a rebuild of the rectory at the Episcopal Church of the Incarnation in Manhattan.