Foot may refer to:

• The human foot, see foot (body part)
• The bivalve foot, see foot (bivalve)
• A unit of length, see foot (unit of length)
• A part of a sewing machine, see foot (sewing)
• A term used to define meter in poetry, see foot (poetry)
• The process of providing something with a firm stance, for instance to "foot" a ladder, see footing
• The lower edge of a sail, see foot (sailing)

See also Footer, a shallow building foundation.

Foot is also a surname, as in:

• • Michael Foot
  • Paul Foot