Ersa (disambiguation)

Ersa is a figure in Greek mythology.

Ersa may refer to:


 * Ersa, Haute-Corse – a commune of the Haute-Corse department of France, on the island of Corsica
 * Ersa (moon) - a small moon of Jupiter
 * Ersa GmbH, a subsidiary of Kurtz Holding GmbH & Co. Beteiligungs KG for the manufacturing of equipment for electronic production.

ERSA

 * European Regional Science Association (ERSA) – the European section of the Regional Science Association International
 * En Route Supplement Australia (ERSA) – part of the Aeronautical Information Publication (AIP) published by Airservices Australia
 * Economics Research South Africa (ERSA)