Subaltern may refer to:

• Subaltern (military), a primarily British and Commonwealth military term for a junior officer
• Subaltern (postcolonialism), colonial populations who are outside the hierarchy of power
• Subalternation, going from a universal proposition to a particular proposition in logic
• "A Subaltern", the author listed in William Cobbett's "The Soldier's Friend"

• Subaltern studies
• All pages with titles containing subaltern