Rosenblatt, Yossele
- (1882-1933) Sheet music and biography.
- http://www.chazzanut.com/rosenblatt/

Read, Ezra
- (1862-1922), Willenhall, Staffordshire, England. Biography, compositions, and sheet music covers.
- http://ezra-read-composer-of-easy-piano-music.com/

Rico, Joseph
- (1876-?) Composer of "slow waltzes. Biography, works, lyrics, and press reviews.
- http://www.josephricomusic.com/

Roger-ducasse, Jean (1873 - 1954), France
- Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays from Dr. Estrella's Incredibly Abridged Dictionary of Composers.
- http://stevenestrella.com/composers/composerfiles/roger-ducasse1954.html

Ropartz, Guy
- (1864-1955) French composer. Picture, biography, and discography.
- http://www.ropartz.org

Riegger, Wallingford
- (1885-1961), Albany Georgia. Includes biography and key works.
- http://www.schirmer.com/composers/riegger_bio.html

Ridout, Godfrey
- (1918-1984), Toronto, Canada. Picture, biography, selected works, and CDs, from the Canadian Music Centre.
- http://www.musiccentre.ca/CMC/dac_rca/eng/p_/Ridout_Godfrey.html

Raynor, John
- (1909-1970), England. Biography and music, from the Classical Composers Database.
- http://utopia.knoware.nl/~jsmeets/cgi-bin/ccd.cgi?comp=raynor