W
- Hubert Waelrant (c. 1517–1595)
- Johan Wagenaar (1862–1941)
- Max Wagenknecht (1857–1922)
- Georg Christoph Wagenseil (1715–1777)
- Ignatz Waghalter (1881–1949)
- Melinda Wagner (born 1957)
- Richard Wagner (1813–1883)
- Siegfried Wagner (1869–1930)
- Rudolf Wagner-Régeny (1903–1969)
- Adam z Wągrowca (Adam of Wągrowiec) (d. 1629)
- Émile Waldteufel (1837–1915)
- Ernest Walker (1870–1949)
- George Walker (born 1922)
- William Walker (1808–1875)
- Stewart Wallace (born 1960)
- William Vincent Wallace (1812–1865)
- Joelle Wallach (born 1946)
- Bruno Walter (1876–1962)
- Johann Walter (Blanckenmüller) (1496–1570)
- Walther von der Vogelweide (c. 1170–c. 1230)
- Johann Gottfried Walther (1684–1748)
- Johann Jacob Walther (1650–1704)
- William Walton (1902–1983)
- John Ward (1571–1638)
- Robert Ward (born 1917)
- Peter Warlock (1894–1930)
- Harry Warren (1893–1981)
- Rodney Waschka II (born 1958?)
- Unico Wilhelm van Wassenaer (1692–1766)
- Graham Waterhouse (born 1962)
- Niel van der Watt (born 1962)
- Franz Waxman (1906–1967)
- George James Webb (born 1803)
- Jimmy Webb (born 1946)
- Simon Webb
- Samuel Webbe (the elder) (1740–1816)
- Andrew Lloyd Webber (born 1948)
- William Lloyd Webber (1914–1982)
- Julie von Webenau (1813-1887)
- Vilma von Webenau (1875-1953)
- Ben Weber (1916–1979)
- Carl Maria von Weber (1786–1826)
- Anton Webern (1883–1945)
- Matthias Weckmann (c. 1616–1674)
- Gaspar van Weerbeke (c. 1445–after 1516)
- Thomas Weelkes (1576–1623)
- Joseph Weigl (1766–1846)
- Kurt Weill (1900–1950)
- Mieczysław Weinberg (Moishe Vainberg) (1919–1996)
- Jaromír Weinberger (1896–1967)
- Leo Weiner (1885–1960)
- Felix Weingartner (1863–1942)
- Judith Weir (born 1954)
- Hugo Weisgall (1912–1997)
- Sylvius Leopold Weiss (1687–1750)
- Julius Weissenborn (1837–1888)
- Dan Welcher (born 1948)
- John Weldon (1676–1736)
- Egon Wellesz (1885–1974)
- Andreas Werckmeister (1645–1706)
- André Werner (born 1960)
- Gregor Joseph Werner (1693–1766)
- Giaches de Wert (1535–1596)
- Charles Wesley (1707–1788)
- Charles Wesley junior (1757–1834)
- Samuel Wesley (1766–1837)
- Samuel Sebastian Wesley (1810–1876)
- Martin Wesley-Smith (born 1945)
- Mark Wessel (1894–1973)
- Peter Westergaard (born 1931)
- Johann Paul von Westhoff (1656–1705)
- Richard Wetz (1875–1935)
- Christoph Ernst Friedrich Weyse (1774–1842)
- Paul W. Whear (born 1925)
- Scott Wheeler (born 1952)
- Eric Whitacre (born 1970)
- James Whitbourn (born 1963)
- Benjamin Franklin White (1800–1879)
- Julian White (1930–2006)
- Gillian Whitehead (born 1941)
- Percy Whitlock (1903–1946)
- Thomas Whythorne (1528–1595)
- Jörg Widmann (born 1973)
- Charles-Marie Widor (1844–1937)
- Henryk Wieniawski (1835–1880)
- Johan Wikmanson (1753–1800)
- John Wilbye (1574–1638)
- Alec Wilder (1907–1980)
- Philip van Wilder (c. 1500–1554)
- Wilhelmine of Prussia (1709–1758)
- Adrian Willaert (c. 1490–1562)
- Healey Willan (1880–1968)
- Grace Williams (1906–1977)
- John Williams (born 1932)
- Ralph Vaughan Williams (1872–1958)
- Spencer Williams (1889–1965)
- Malcolm Williamson (1931–2003)
- Richard Storrs Willis (1819–1900)
- Meredith Willson (1902–1984)
- Johann Wilhelm Wilms (1772–1847)
- Charles Wilson (born 1931)
- James Wilson (1922–2005)
- Richard Wilson (born 1941)
- Thomas Wilson (1927–2001)
- August Wiltberger (1850–1928)
- Heinz Winbeck (born 1946)
- Herbert Windt (1894–1965)
- Peter Winter (1754–1825)
- Dag Ivar Wirén (1905–1986)
- Michael Wise (c. 1647–1687)
- Peter Wishart (1921–1984)
- Christian Friedrich Witt (c. 1660–1717)
- Franz Xaver Witt (1834–1888)
- Friedrich Witt (1770–1836)
- Robert William Witt (1930–1967)
- René Wohlhauser (born 1954)
- Erling Wold (born 1958)
- Ernst Wilhelm Wolf (1735–1792)
- Hugo Wolf (1860–1903)
- Ermanno Wolf-Ferrari (1876–1948)
- Christian Wolff (born 1934)
- Joseph Wölfl (1773–1812)
- Oswald von Wolkenstein (c. 1376–1445)
- Stefan Wolpe (1902–1972)
- Robert Woodcock (c. 1690–1728)
- Felix Woyrsch (1860–1944)
- Pavel Wranitzky (1756–1808)
- Charles Wuorinen (born 1938)
- Alex Wurman (born 1966)
- Arnold van Wyk (1916–1983)
- Ruth Shaw Wylie (1916–1989)
- Yehudi Wyner (born 1929)
Read more about this topic: List Of Composers By Name