Born: February 27, 1867, Kilburn, Middlesex, England.
Died: May 29, 1936, Westminster, London, England.
Buried: Westminster Abbey, London, England.
Dearmer attended Westminster School and Christ Church, Oxford (BA 1890, MA 1896).
Percy was the husband of artist and writer Mabel Dearmer, and father of Geoffrey Dearmer
He was ordained an Anglican deacon in 1891, priest in 1892, and served as vicar of St. Mary the Virgin in Primrose Hill, London (1901–15).
In World War I, he was a Red Cross chaplain in Serbia. In 1916, he worked with the Young Men’s Christian Association (YMCA) in France. In 1916 & 1917, he joined the Mission of Help in India.
In 1919, he was appointed professor of ecclesiastical art at King’s College, London. In 1931, he became a canon of Westminster Abbey.