Isthmia

Isthmia may refer to:

• Isthmia (ancient city) at the east side of the Isthmus of Corinth, Greece
• The ancient Isthmian Games, held in the city Isthmia
• the Temple of Isthmia in the city Isthmia
• Isthmia, Corinthia, a village in the municipal unit Loutraki-Perachora, Corinthia, Greece, near ancient Isthmia
• Isthmia (genus), a genus of algae of the Coscinodiscophyceae subclass