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- Will Williams (English Wakefield-based musician)
- Will Wood and the Tapeworms
- Will Wood and the Tapeworms feat. Nauth, Alex
- Will, David
- will.i.am (American rapper and producer)
- will.i.am & britney spears
- will.i.am & Lil Wayne
- will.i.am & Minaj, Nicki
- will.i.am & Spears, Britney
- will.i.am & Wise, Cody
- will.i.am feat. apl.de.ap & 2NE1
- will.i.am feat. Baby Kaely
- will.i.am feat. Bieber, Justin
- will.i.am feat. Cheryl
- will.i.am feat. Cyrus, Miley
- will.i.am feat. Cyrus, Miley, Wiz Khalifa, French Montana & Mustard
- will.i.am feat. Grey, Skylar
- will.i.am feat. Juicy J
- will.i.am feat. KRS‐One
- will.i.am feat. Legend, John
- will.i.am feat. Lyte, MC & Fergie
- will.i.am feat. Santiago, Dante
- will.i.am feat. Scherzinger, Nicole
- will.i.am feat. Simons, Eva
- will.i.am feat. Snoop Dogg
- will.i.am feat. Spears, Britney
- will.i.am feat. Wise, Cody
- Willa (Canadian singer/songwriter)
- Willacy, Austin
- Willaert, Adriaan (Flemish Renaissance composer)
- Willajay
- Willan, Healey
- Willard Grant Conspiracy (US alt-country band)
- Willard, Kelly
- Willard, Kelly and LeBlanc, Lenny
- Willaris. K
- Willberg, Pepe
- Willcox, Toyah
- Wille and the Bandits
- Willebrandts, Dick
- Willeke, Rainer
- Willem (Willem de Bruin, member of The Opposites)
- Willem (Wilken F. Dincklage; released Wat)
- Willem Botha
- Willem, Christophe
- Willem, Christophe & Zaho
- Willem, Christophe feat. Lemercier, Valérie
- Willemark, Lena
- Willer, Noé
- Willer, Wélcio (Angolan rapper)
- Willet, Slim
- Willett, Leon
- Willett, Nathan
- Willette, Baby Face
- Willey, Kira
- Willi One Blood
- Willi Wedel
- William Beckmann
- William Blakes, The
- William Bolton
- William Bonney
- William Control
- William Coulter and Barry Phillips
- William Crooks (US rapper/producer)
- William Green (Country)
- William Henderson, Jay (From Centerville, Utah. Front man of alt-country group Band of Annuals who are Salt Lake City legends)
- William Hut (Norwegian musician , songwriter and singer.)
- William Jackson
- William Matheny
- William Murphy Project
- William The Conqueror (indie-rock band from Newquay, UK)
- William Wild
- William, Henno
- William, John (French chanson singer)
- William, Karl
- William, Van
- William, Van feat. First Aid Kit
- William, Willy (French DJ, producer & singer)
- William, Willy feat. Keen’V
- William, Willy feat. Makassy
- William, Willy feat. Sissoko, Jmi
- William, Willy feat. Vitaa
- William', Linda
- William's Orbit (Indie Rock from Weiden, Bavaria, Germany)
- Williams (William Threadfall)
- Williams Brothers, The (Jackson, MS gospel group)
- Williams Brothers, The (vocal quartet comprised of Bob, Don, Dick and Andy Williams)
- Williams Fairey Band (reverted to this name from “Engineering Band” 1986–2000)
- Williams Singers, The
- Williams White, Sarah