National Democratic Union (Greek: Εθνική Δημοκρατική Ένωσις, ΕΔΕ) was a Greek political party.

The party was founded in 1974 by Petros Garoufalias, a former member of the Centre Union.

The party was founded in order to represent the royalists and supporters of the recently deposed junta.

[1] It participated in the 1974 Greek legislative election and gained 1.08%.

This article about a Greek political party is a stub.