Charles Joseph Frost was an English organist. Frost played the organ at St. James’, Cheltenham; Holy Trinity, Westbury-on-Trym; Holy Trinity, Weston-super-Mare (1869); Holy Trinity, Lee (1873); St. Mary’s, Haggerston (1876); Christ Church, Newgate Street (1880); and St. Peter’s, Brockley (1884). In 1880 he became a professor at the Guildhall School of Music.