Brun Campbell (March 26, 1884 – November 23, 1952) was an American composer and pianist.
Born Sanford Brunson Campbell in Oberlin, Kansas, he ran away to Oklahoma City when he was fifteen and met Scott Joplin.
For the next decade, he made his living as a traveling pianist in the Midwestern and Southern United States.
Toward the end of his life, he wrote about ragtime and made recordings.
This article about a United States composer born in the 19th century is a stub.