Aisa or AISA may refer to:

• Aisa (fate), the Homeric Moira or Atropos, one of the three Fates
• Aisa (portion), an Homeric word similar with Moira (part or portion)
• Aísa, a town in Spain
• Aesa, a town of ancient Macedonia
• Aisa (leafhopper), a leafhopper genus in the tribe Erythroneurini
• Aeronáutica Industrial S.A., a Spanish aeronautical company
• Alabama Independent School Association, which was created to support segregation academies in Alabama
• All India Students Association
• American International School, Abu Dhabi
• American International School of Abuja
• American International School of Algiers
• Association of International Schools in Africa

This disambiguation page lists articles associated with the title Aisa.
If an internal link led you here, you may wish to change the link to point directly to the intended article.