Scotland is internationally known for its traditional music, which remained vibrant throughout the 20th century and into the 21st when many traditional forms worldwide lost popularity to pop music. Despite emigration and a well-developed connection to music imported from the rest of Europe and the United States, the music of Scotland has kept many of its traditional aspects and influenced many other forms of music.

The United States' multi-ethnic population is reflected through a diverse array of styles of music. It is a mixture of music influenced by the music of Europe, Indigenous peoples, West Africa, Latin America, Middle East, North Africa, amongst many other places. The country's most internationally renowned genres are traditional pop, jazz, blues, country, bluegrass, rock, rock and roll, R&B, pop, hip-hop/rap, soul, funk, religious, disco, house, techno, ragtime, doo-wop, folk, americana, boogaloo, tejano, surf, and salsa, amongst many others. American music is heard around the world. Since the beginning of the 20th century, some forms of American popular music have gained a near global audience.