- Wade, John Francis
- Wagner, Richard
- Wallin, Rolf
- Walsh, Tom
- Walter, Jimmy
- Walther-Battista, Dominic
- Webern, Anton
- Weeks, James
- Weidner, Bernard
- Weill, Kurt
- Weinzweig, John
- Weir, Judith
- Welin, Karl-Erik
- Wert, Giaches de
- Westerkamp, Hildegard
- Westerlinck, Wilfried
- Whitacre, Eric
- Widor, Charles-Marie
- Wiens, Rainer
- Wikswo, Quintan Ana
- Wild, Jon
- Willaert, Adriaan
- Williamson, Gordon
- Wills, Garnet
- Wilson, Benjamin Franklin
- Windha, I Nyoman
- Winiarz, John
- Wolf, Hugo
- Wolfe, Julia
- Wolff, Christian
- Wolpe, Stefan
- Woodmass, Rebecca
- Woods, Phil
- Wyatt, Aaron
- Wyre, John
- Wyschnegradsky, Ivan
- Wyttenbach, Jürg