Comuneros is a Spanish term referring to citizens who organize and participate in an armed uprising against authorities whose actions are deemed unjust. Notable uprisings have been:

• Revolt of the Comuneros, a rebellion in Castile against King Charles V from 1520-1522.
• Revolt of the Comuneros (Paraguay), a revolt in Paraguay from 1721-1732.
• Revolt of the Comuneros (New Granada), a revolt in New Granada (modern Columbia) from 1740-1779.

Comuneros may also refer to:

• Comunera Province, a province in the Department of Santander where the Revolt of the Comuneros in New Granada took place.