Aegina (/iːˈdʒaɪnə/; Greek: Αίγινα, Aígina [ˈeʝina]) is one of the Saronic Islands of Greece in the Saronic Gulf, 27 km (17 mi) from Athens. Tradition derives the name from Aegina the mother of the hero Aeacus, who was born on the island and became its king. During ancient times Aegina was a rival of Athens, the great sea power of the era.
The municipality of Aegina consists of the island of Aegina and a few offshore islets. It is part of the Islands regional unit, Attica region. The municipality is subdivided into the following five communities (population in 2011 in brackets):
The capital is the town of Aegina, situated at the northwestern end of the island. Due to its proximity to Athens, it is a popular vacation place during the summer months, with quite a few Athenians owning second houses on the island.
The province of Aegina (Greek: Επαρχία Αίγινας) was one of the provinces of the Piraeus Prefecture. Its territory corresponded with that of the current municipalities Aegina and Agkistri. It was abolished in 2006.