Registry
- Giovanni Maria Sabino (1588 - 1649)
- Vasily Safonov (1852 - 1918)
- Léon de Saint-Lubin (1805 - 1850)
- Alexis Saint-Martin (None - None)
- Camille Saint-Saëns (1835 - 1921)
- Monsieur de Sainte-Colombe (c.1640 - c.1700)
- Charles Salaman (1814 - 1901)
- Nancy Salas (1910 - 1990)
- Antonio Salieri (1750 - 1825)
- Francesco Salieri (1741 - 1826)
- Felix Salmond (1888 - 1952)
- Johann Peter Salomon (1745 - 1815)
- Giovanni Salvatore (ca.1620 - ca.1688)
- Olga Samaroff (1880 - 1948)
- Giovanni Battista Sammartini (c. 1700 - 1775)
- Harold Samuel (1879 - 1937)
- Giuseppe Santarelli (1710 - 1790)
- Pablo de Sarasate (1844 - 1908)
- Giuseppe Sarti (1729 - 1802)
- Federico Sarti (1858 - 1921)
- Marco Scacchi (c.1600 - 1662)
- Rosario Scalero (1870 - 1954)
- Vincenzo Scaramuzza (1885 - 1968)
- Domenico Scarlatti (1685 - 1757)
- Alessandro Scarlatti (1660 - 1725)
- Heinrich Scheidemann (c.1595 - 1663)
- Samuel Scheidt (1587 - 1654)
- Johann Schelle (1648 - 1701)
- Adolf Schiffer (1873 - 1950)
- Philipp Schindlöker (1753 - 1827)
- Johann Heinrich Schmelzer (c.1620 - 1680)
- Franz Schmidt (1874 - 1939)
- Aloys Schmitt (1788 - 1866)
- Artur Schnabel (1882 - 1951)
- Arnold Schoenberg (1874 - 1951)
- Franz Schubert (1797 - 1828)
- Robert Schumann (1810 - 1856)
- Clara Schumann (1819 - 1896)
- Heinrich Schwemmer (1621 - 1696)
- Heinrich Schütz (1585 - 1672)
- Alexander Scriabin (1872 - 1915)
- Simon Sechter (1788 - 1867)
- Charles Seeger (1886 - 1979)
- Josef Seger (1716 - 1782)
- Bruno Seidlhofer (1905 - 1982)
- Ivan Ivanovich Seifert (1833 - 1914)
- Thomas Selle (1599 - 1663)
- Rudolf Serkin (1903 - 1991)
- Peter Serkin (1947 - 2020)
- Adrien-François Servais (1807 - 1866)
- Joseph Servais (1850 - 1855)
- Stanisław Serwaczyński (1781 - 1859)
- Ignaz von Seyfried (1776 - 1841)
- Daniil Shafran (1923 - 1997)
- Abram Shatskes (None - None)
- Vissarion Shebalin (1902 - 1963)
- Frank Shera (1882 - 1956)
- Dmitri Shostakovich (1906 - 1975)
- Alexander Siloti (1863 - 1945)
- Matteo Simonelli (c.1618 - 1696)
- Christian Sinding (1856 - 1941)
- Ödön Singer (1830 - 1912)
- Larry Sitsky (1934 - None)
- Hans Sitt (1850 - 1922)
- Heather Slade-Lipkin (1947 - 2017)
- John Christopher Smith (1712 - 1795)
- Vladimir Sofronitsky (1901 - 1961)
- Nikolay Sokolov (1859 - 1922)
- Giovanni Battista Somis (1686 - 1763)
- Jaap Spaanderman (1896 - 1985)
- Louis Spohr (1784 - 1859)
- Johann Staden (1581 - 1634)
- Sigmund Theophil Staden (1607 - 1655)
- Maximilian Stadler (1748 - 1833)
- John Stainer (1840 - 1901)
- Camille-Marie Stamaty (1811 - 1870)
- Johann Stamitz (1717 - 1757)
- Anton Stamitz (1750 - c. 1798)
- Antonín Ignác Stamitz (None - None)
- Carl Stamitz (1745 - 1801)
- Charles Villiers Stanford (1852 - 1924)
- János Starker (1924 - 2013)
- Johann Ulrich Steigleder (1593 - 1635)
- Adam Steigleder (1561 - 1633)
- Fritz Steinbach (1855 - 1916)
- Maximilian Steinberg (1883 - 1946)
- Isaac Stern (1920 - 2001)
- Julius Stern (1820 - 1883)
- Eduard Steuermann (1892 - 1964)
- Robert Prescott Stewart (1825 - 1894)
- Karlheinz Stockhausen (1928 - 2007)
- Pyotr Stolyarsky (1871 - 1944)
- Igor Stravinsky (1882 - 1971)
- Barbara Strozzi (1619 - 1677)
- Joseph Hartmann Stuntz (1793 - 1859)
- Arthur Sullivan (1842 - 1900)
- Alexander Sverjensky (1901 - 1971)
- Jan Pieterszoon Sweelinck (1562 - 1621)
- Bolesław Szabelski (1896 - 1979)
- Joseph Szigeti (1892 - 1973)
- Henryk Sztompka (1901 - 1964)
- Karol Szymanowski (1882 - 1937)
- Franz Xaver Süssmayr (1766 - 1803)