A magnon is a collective excitation of the electrons' spin structure in a crystal lattice.

Magnon may also refer to:

Places Magnon, Gabon, a village

People Jean Magnon (died 1662), French playwright Leonor Villegas de Magnon (1876–1955), political activist, teacher, and journalist Magnon, the 19th-century landowner in Les Eyzies, France, on whose land Cro-Magnon Man was discovered

Other uses Magnon Solutions, an Indian company

See also Cro-Magnon, early humans Cro-Magnon (disambiguation)