Seul may refer to:

• French for solitude or loneliness

• Seoul, the capital and largest city of South Korea

• Seul, Korean name for the Se (instrument), an ancient Chinese musical instrument

• Lac Seul, a lake in Ontario, Canada

• Lac Seul First Nation, an Indian reserve on the shores of Lac Seul

• Seul (album) (2000), by Canadian singer Garou

• Seul (film) (1932), a Jean Tarride film starring René Lefèvre

• "Seul" (song) (2000), by Canadian singer Garou

• SEUL, a Linux advocacy group

See also

• Seoul (disambiguation)

• Seul Choix Light, a lighthouse located in the northwest corner of Lake Michigan in Schoolcraft County, Michigan

• Seul contre tous, a 1998 French film by Gaspar Noé