George Macculloch Miller (May 4, 1832 – November 14, 1917), was a prominent lawyer and secretary of Cathedral of St. John the Divine.

[2] George Macculloch Miller and several others began a series of charitable collections among churches and business groups in as early as 1882.

[4] In 1893, a committee was appointed "to take steps to have Hospital Saturday and Sunday observed throughout the United States."

[5] The goal of this organization was to have a second collection in churches across the United States and have the money disbursed to hospitals for assistance to indigents.

[2] His grandson, George Macculloch Miller III (d. 1972)[11] married Flora Payne Whitney in Cairo, Egypt in 1927.