- He was appointed curate of St. Anne's Wandsworth in 1894 and was ordained a priest of the Anglican Church in 1895. After 1900 Rev. Fellowes was a minor canon of St. George's Chapel, Windsor Castle, and from 1924 to 1927 he was choirmaster at St. George's.
- Rev. Fellowes' principal contributions to music are two important works: The English Madrigal School (1912-1924), a thirty-six volume edition of the madrigals of the Elizabethan period, and The English School of Lutenist Song-Writers (1930=1932), in thirty-two volumes. Rev. Fellowes also published biographies of the Elizabethan composers William Byrd and Orlando Gibbons, and himself composed music for the services of the Anglican Church.
Born November 11, 1870