Hip hop , R&B , funk , rock and roll , soul , blues , and other contemporary American musical forms originated in black communities and evolved from other black forms of music , including blues , doo-wop , barbershop , ragtime , bluegrass , jazz , and gospel music .
African Americans have influenced various forms of music , including Hip hop , R&B , funk , rock and roll , soul , blues , and other contemporary American musical forms while older black forms of music included blues , doo-wop , barbershop , ragtime , bluegrass , jazz , and gospel music .