| Raasted, Niels Otto (Denmark) 1888-1966 |
| * | Rabe, Folke (スウェーデン) b.1935 |
| Rachmaninov, Sergi (露) 1873-1943 |
| Radecke, Robert (Germany) 1830-1911 |
| Radulescu, Michael (オーストリア) b.1943 |
| Ragnarsson, Hjalmar Helgi (アイスランド) b.1952 |
| * | Rahman, Allah-Rakha (India) b.1967 |
| * | Райчев, Апександър [Raichev, Alexander] (Bulgaria) 1922-2003 |
| Raichev, Victor (ブルガリア) b.1920 |
| Raichl, Miroslav (チェコ) 1930-1998 |
| Raimundo, Luis (ポルトガル) b.1965 |
| Rainier, Priaulx (英) 1903-1986 |
| Räikkönen, Arvo (フィンランド) 1906-1978 |
| Raitio, Väinö (フィンランド) 1891-1945 |
| Rajala, Merja (Finland) b.? |
| Ralf, Einar (スウェーデン) 1888-1971 |
| Ramans, Ģederts (ラトヴィア) 1927-1999 |
| * | Rambo, Dottie (U.S.A.) 1934-2008 |
| Rameau, Jean-Philippe (仏) 1683-1764 |
| Ramel, Povel (Sweden) 1922-2007 |
| * | Raminsh, Imant (ラトビア→独→カナダ) b.1943 |
| Ramirez, Ariel (Argentina) 1921-2010 |
| Ramos, Marco Antonio de Silva (Brazil) b.1950 |
| Ramsey, Basil (U.K.) 20世紀 |
| Ramsey, Robert (英) fl.1612頃-1644 |
| * | Ran, Shulamit (Israel) b.1949 |
| Randel, Andreas (スウェーデン) 1806-1864 |
| * | Rands, Bernard (英) b.1935 |
| Rangstrom, Ture (スウェーデン) 1884-1947 |
| Ránki, György (Hungary) 1907-1992 |
| Ranse, Marc de (仏) 1881-1951 |
| Ranta, Sulho (フィンランド) 1901-1960 |
| Raphael, Günter (独) 1903-1960 |
| Raposo, Joe (U.S.A.) 1937-1989 |
| Rasmussen, Kristina (U.S.A.) b.1977 |
| Rasmussen, Ragnar (Norway) b.1966 |
| Rasmussen, Sunleif (デンマーク) b.1961 |
| Ratcliffe, Desmond (U.K.) 1917-2001 |
| Rathbone, George (U.K.) 1874-1951 |
| * | Rathbone, Jonathan (U.K.) b.1957 |
| Rathgeber, Valentin (独) 1682-1750 |
| Ratusińska, Weronika (Poland) b.1977 |
| Ratzinger, Georg (Germany) b.1924 |
| * | Rautavaara, Einojuhani (フィンランド) 1928-2016 |
| * | Ravel, Maurice (仏) 1875-1937 |
| Ravenscroft, Thomas (英) 1582頃-1635頃 |
| Rawsthorne, Alan (英) 1905-1971 |
| Rawsthorne, Noel (英) b.1929 |
| Reading, John (英?) 1677頃-1764頃 |
| Rechberger, Herman (Austria->Finland) b.1947 |
| Rechter, Yoni (Israel) b.1951 |
| Reda, Siegfried (独) 1916-1968 |
| Redner, Lewis Henry (U.S.A.) 1830-1908 |
| Regamey, Constantin (ポーランド->スイス) 1908-1982 |
| Reger, Max (独) 1873-1916 |
| Regis, Johannes (ネーデルランド) c.1425-c.1496 |
| Regnard, François (France) fl.1579 |
| Regnart, Jacob (ドイツ?) 1540頃-1599 |
| Regner, Hermann (Germany) 1928-2008 |
| * | Rehnqvist, Karin (スウェーデン) b.1957 |
| * | Reich, Steve (米) b.1936 |
| Reichardt, Johann Friedrich (独) 1752-1814 |
| * | Reichel, Bernard (Swiss) 1901-1992 |
| Reichwein, Louis (米) b.1957 |
| Reimann, Aribert (独) b.1936 |
| Rein, Walter (独?) 1893-1955 |
| Reinecke, Carl (Germany) 1824-1910 |
| Reissiger, Carl Gottlieb (Germany) 1798-1859 |
| Reissiger, Friedrich August (スウェーデン) 1809-1883 |
| Reiter, Herwig (オーストリア) b.1941 |
| Remacha, Fernando (スペイン) 1898-1984 |
| * | Ременков, Стефан [Remenkov, Stefan] (Bulgaria) 1923-1988 |
| Reményi, Attila (ハンガリー) b.1959 |
| Rener, Adam (Flanders) ca.1485-ca.1520 |
| Resch, Felix (Italy) b.1957 |
| Resinarius, Balthasar (Germany) 1486-1567 |
| Respighi, Ottorino (伊) 1879-1936 |
| Reuter, Fritz (独) 1896-1963 |
| Reynolds, John (英) ?-1770 |
| * | Reynolds, Roger (米) b.1934 |
| Reznicek, Petr (チェコスロバキア) b.1938 |
| Rhaw, Georg (独) 1488-1548 |
| Rheinberger, Josef Gabriel (独) 1839-1901 |
| Riccius, August Ferdinand (独) 1819-1868 |
| Richafort, Jean (Franco-Flemish) c.1480-c.1547 |
| Richards, Eric (U.S.A.) b,1935 |
| * | Richie Jr., Lionel (U.S.A.) b.1949 |
| Ridout, Alan (U.K.) 1934-1996 |
| Riedel, Carl (独) 1827-1888 |
| Riedel, Georg (スウェーデン) b.1934 |
| * | Riegger, Wallingford (米) 1885-1961 |
| Rihm, Wolfgang (独) b.1952 |
| Riihimäki, Ilmo (Finland) b.? |
| Riisager, Knudage (デンマーク) 1897-1974 |
| Riley, Dennis (U.S.A.) 1943-1999 |
| Rimsky-Korsakov, Nikolai Andreevich (露) 1844-1908 |
| Rinck, Johann Christian Heinrich (Germany) 1770-1846 |
| Rincón, José Antonio (Colombia) b.1937 |
| Ring, Oluf (デンマーク) 1884-1946 |
| Ringger, Rolf Urs (スイス) b.1935 |
| Rintel, Wilhelm (Germany) 18th Century-19th Century |
| * | Ritchie, Anthony (New Zealand) b.1960 |
| Ritchie, John (New Zealand) 1921-2014 |
| Ritsing, Alo (Estonia) b.1936 |
| Rivaflecha, Martin de (Spain) ca.1470-1528 |
| Roberton, Hugh S. (英) 1874-1952 |
| Roberts, Jeremy Dale (U.K.) b.1934 |
| Robinson, Christopher (U.K.) b.1936 |
| Robinson, McNiel (U.S.A.) 1943-2015 |
| * | Robinson. Paul (U.K.) b.1949 |
| * | Robinovitch, Sid (カナダ) b.1942 |
| * | Rochberg, George (U.S.A.) 1918-2005 |
| Rodgers, Richard (米) 1902-1979 |
| Rodrigo, Joaquin (スペイン) 1901-1999 |
| Rodrigues, Eugénio (ポルトガル) b.1961 |
| Rodrigues, Paulo Maria (ポルトガル) b.1964 |
| Rødseth, Johannes (Norway) 1909-1985 |
| Roger-Ducasse, Jean (仏) 1873-1954 |
| Rogier, Philippe (Flanders) ca.1561-1596 |
| Rohde, Walter (独) 1901-? |
| * | Roman, Johan Helmich (スウェーデン) 1694-1758 |
| Romanis, William (U.K.) 1824-1899 |
| Romberg, Andreas Jakob (Germany) 1767-1821 |
| Romberg, Sigmund (Hungary->U.S.A.) 1887-1951 |
| Rommereim, John Christian (米) b.1958 |
| Ronchetti, Lucia (Italy) b.1963 |
| Röntgen, Julius (独) 1855-1932 |
| Roosenchoon, Hans (南アフリカ) b.1952 |
| * | Ropartz, Joseph Guy (仏) 1864-1955 |
| Ropek, Jiři (チェコ) b.1922 |
| Rore, Cipriano de (フランダース->伊) 1516-1565 |
| * | Rorem, Ned (U.S.A.) b.1923 |
| Rose, Bernard (U.K.) 1916-1996 |
| Rose, John (英) b.1928 |
| Rosell, Lars-Erik (スウェーデン) b.1944 |
| Rosenberg, Hilding (Sweden) 1892-1985 |
| * | Rosenberg, Susanne (Sweden) b.1957 |
| Rosenfeld, Gerhard (Germany) 1931-2003 |
| Rosenmüller, Johann (独) 1619頃-1684 |
| * | Rosing-Schow, Niels (Denmark) b.1954 |
| Ross, Robert (米) b.1955 |
| * | Rosseau, Nobert (Belgium) 1907-1975 |
| Rosselli, Francesco (伊?) 1520頃-? |
| Rosseter, Philip (U.K.) 1568-1623 |
| Rossi, Luigi (伊) 1598頃-1653 |
| Rossi, Salomone (伊) 1570頃-1630頃 |
| Rossini, Gioacchino (伊) 1792-1868 |
| Rosthius, Johann Kaspar Nicolaus (独) 1580-1600活躍 |
| Rota, Nino (伊) 1911-1979 |
| Rotaru, Doina (ルーマニア) b.1951 |
| Rousseau, Jean-Jacques (Fance) 1712-1778 |
| * | Roussel, Albert (France) 1869-1937 |
| Roussel, François (France) fl.1546-1577 |
| Routh, Francis (英) b.1927 |
| Rozitīs, Jūlijs (Lativia) 1880-1952 |
| Rubbra, Edmund (U.K.) 1901-1986 |
| Rubinstein, Anton Grigorievich (露) 1829-1894 |
| Rubtsov, Feodosiy (Russia) 1904-1986 |
| * | Ruders, Poul (デンマーク) b.1949 |
| Rudin, Rolf (独) b.1961 |
| Rudorff, Ernst (独) 1840-1916 |
| Ruffo, Vincenzo (伊) 1510-1587 |
| Rühm, Gerhard (独) b.1932 |
| Ruiz, Federico (Venezuela) b.1948 |
| Ruiz-Aznar, Valentin (Spain) 1902-1972 |
| Runbäck, Albert (スウェーデン) 1894-1974 |
| Rung, Henrik (デンマーク) 1807-1871 |
| * | Runswick, Daryl (U.K.) b.1946 |
| Rupaine, Ilona (Latvia) b.1966 |
| Ruppel, Paul Ernst (Germany) 1913-2006 |
| * | Russo, Antonio María (Italia->Argentina) b.1934 |
| Rutt, Herwig (独) b.1921 |
| Rutter, John (英) b.1943 |
| Rütti. Carl (スイス) b.1949 |
| Ruzicka, Peter (独) b.1948 |
| * | Ryan, Jeffrey (Canada) b.1962 |
| Ryelandt, Joseph (ベルギー) 1870-1965 |
| Rylski, Neophyt (露?) 1793-1881 |
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