• Adams, John

• Argento, Dominick

• Barber, Samuel

• Carter, Elliott

• Copland, Aaron

• Corigliano, John

• Crumb, George

• Davidovsky, Mario

• Del Tredici, David

• Dello Joio, Norman

• Gould, Morton

• Husa, Karel

• Ives, Charles

• Kernis, Aaron Jay

• Martino, Donald

• Menotti, Gian Carlo

• Piston, Walter

• Rands, Bernard

• Rorem, Ned

• Rouse, Christopher

• Schuller, Gunther

• Schuman, William

• Sessions, Roger

• Stucky, Steven

• Thomson, Virgil

• Wuorinen, Charles

• Zwillich, Ellen Taaffe

• George Antheil 
• Milton Babbitt 
• Samuel Barber 
• Bela Bartók
• Leonard Bernstein
• Ernest Bloch
• John Cage
• Elliott Carter 
• Carlos Chávez 
• Henry Cowell 
• Paul Creston 
• Claude Debussy
• Edward "Duke" Ellington
• Roy Harris 
• Lou Harrison
• Paul Hindemith
• Charles Ives 
• Witold Lutoslawski 
• Gian Carlo Menotti 
• Harry Partch
• Sergei Prokefiev
• Ravel
• Max Reger
• Erik Satie
• Arnold Schoenberg
• Alexander Scriabin
• Dmitri Shostakovich
• Igor Stravinsky
• Alexander Tcherepnin
• Virgil Thomson 
• Edgard Varese
• Ralph Vaughn-Williams
• William Walton
• Anton von Webern (1883-1945)

• Samuel Barber
• Leonard Bernstein
• Aaron Copland
• John Corigliano
• George Gershwin
• Henryk Górecki
• Percy Grainger
• Howard Hanson
• Roy Harris
• Alan Hovhaness
• Gustav Holst
• Aram Khachaturian
• Colin McPhee
• Carl Nielsen
• Giacomo Puccini
• Sergei Rachmaninoff
• Ned Rorem
• Jean Sibelius
• Elie Siegmeister
• Ralph Vaughan Williams

Modernism the Second Viennese School, atonality and serialism

• Arnold Schoenberg
• Anton Webern
• Alban Berg
• Milton Babbitt
• Pierre Boulez
• Karlheinz Stockhausen
• Luigi Nono
• Stravinsky

Free dissonance and experimentalism

• Charles Ives
• Henry Cowell
• Edgard Varèse
• Charles Seeger
• Carl Ruggles
• Ruth Crawford-Seeger
• Igor Stravinsky
• Darius Milhaud
• Paul Hindemith
• Amadeo Roldán

Neoclassicism

• Maurice Ravel
• Igor Stravinsky
• Paul Hindemith
• Sergei Prokofiev
• Vangelis Papathanasiou
• Béla Bartók
• Darius Milhaud
• Francis Poulenc
• Nadia Boulanger
• Aaron Copland
• Roy Harris
• Ástor Piazzolla
• Virgil Thomson.

FOLK Inspired

• Béla Bartók
• Zoltán Kodály
• Leoš Janáček

Post-modernist music

• John Cage

Minimalism

• Terry Riley's
• Steve Reich
• Philip Glass
• La Monte Young t
• Arvo Pärt
• John Tavener
• Henryk Górecki
• John Adams
• Aaron Jay Kernis

Electronic music

• Pierre Schaeffer
• Karlheinz Stockhausen
• Milton Babbitt
• Mario Davidovsky
• Oskar Sala
• Morton Subotnick
• Vladimir Ussachevsky
• Edgar Varèse.
• Iannis Xenakis
• Alvin Lucier
• Gordon Mumma

Jazz-influenced composition

A number of composers combined elements of the jazz idiom with classical compositional styles. Notable examples include:

•  George Gershwin, Rhapsody in Blue
• Claude Debussy, Golliwog's Cakewalk (from Children's Corner, 1908)
• Igor Stravinsky's Ragtime for 11 instruments (1918)
• Paul Hindemith, 1922 Suite für Klavier
• Kurt Weill, Threepenny Opera (1928)
• Maurice Ravel, Piano Concerto in G (1929–1931)
• Ernst Krenek, Jonny spielt auf (1926)
• Bruce Arnold, A Few Dozen (1955)
• Elie Siegmeister, Clarinet Concerto (1956)
• Darius Milhaud, La Création du monde (1923)[1]
• George Antheil, Jazz Symphony (1925)