Jun 20 Joseph Leopold Rockel, composer, dies at 85 Jun 29 Gustave Kerker,German-American composer, dies at 66 Jun 30 Claude Terrasse, French operetta composer (Ubu Roi; Miss Alice des P.T.T), dies at 56 May 1923 Deaths in Music by Year Jul 1923 Famous Singers Country Singers Jazz Singers Opera Singers Pop Singers Rappers Rock Singers