Places

• Barnum, Iowa, a small city

• Barnum, Minnesota, a small city

• Barnum Township, Carlton County, Minnesota

• Barnum, Wisconsin, an unincorporated community

People

• P. T. Barnum (Phineas T. Barnum), showman and a founder of Ringling Bros. and Barnum & Bailey Circus

• *The Barnum effect, a cognitive bias named after P. T. Barnum

• *Barnum (musical), a Broadway musical based on P.T. Barnum's life

• *Barnum's American Museum

• H. B. Barnum, American songwriter

• Henry A. Barnum, United States Civil War general from New York