Bull, John: Musical biography focusing on his keyboard virtuosity, organ and virginal pieces, canons, and anthems plus a summary list of works from the Grove Concise Dictionary of Music entry at WQXR radio.
Bull, John (?1562-3 - 1628): Brief biographical sketch and summary of his keyboard music.
Bull, John (c. 1562 - 1628), United Kingdom: Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays from Dr. Estrella's Incredibly Abridged Dictionary of Composers.
Classical Music Archives: Bull: Audio files offered in MIDI format.
It's No Bull: The Story of John Bull, Typical Englishman: A history of the term as applied to the English compared and contrasted with the composer of the same name from Judy Calheiros at Suite101.com.
John Bull: Extended biography with illustrations, links, and a partial discography from Here on a Sunday Morning on WBAI FM in New York.
John Bull: Musica Classica Classical Music Dictionary entry with life, portrait, comments on works, and MIDI file of The King's Hunt.