Kilham & Hopkins was an architectural firm in Boston, Massachusetts formed in 1899 or 1900 by its founding members, Walter Harrington Kilham (August 30, 1868 – September 11, 1948) and James Cleveland Hopkins (December 25, 1873 – 1938). The firm later became Kilham, Hopkins & Greeley after William Roger Greeley (May 12, 1881 – October 1966) joined the firm in 1916, and Kilham Hopkins Greeley and Brodie after Walter S. (Steve) Brodie (October 26, 1911 – January 1985) joined the firm in 1945.