Elliniko is a suburban city in southcentral Athens.

Elliniko or Ellinikon (Greek: Ελληνικό, "Hellenic, Greek") may also refer to the following places in Greece:

• Ellinikon International Airport, Elliniko
• Hellinikon Olympic Complex
• Elliniko, Achaea [el], a village in Farres municipal unit
• Elliniko, Arcadia, a village in Gortynia municipality
• Elliniko, Tyros [el], a seaside village in Tyros municipal unit
• Elliniko, Argolis [el], a village in Argos municipal unit
• Elliniko, Corinthia, a village in Evrostina municipal unit
• Elliniko, Ioannina, a village in the Ioannina regional unit
• Elliniko, Kilkis, a village in the Kilkis regional unit
• Elliniko, Laconia, a village in Laconia

• Aglianico or Ellenico, an Italian grape of Greek origin
• Ellinika, the romanized name for the Greek language
• Ellinika, Aetolia-Acarnania, a village in Aetolia-Acarnania
• Ellinika, Euboea, a village in Euboea regional unit