Ellomenos (Greek: Ελλομένος) is a former municipality on the island of Lefkada, Ionian Islands, Greece. Since the 2011 local government reform it is part of the municipality Lefkada, of which it is a municipal unit. It is located in the southeastern part of the island, and has a land area of 56.017 km². Its population was 3,570 at the 2011 census. The seat of the municipality was in the town of Nydri (pop. 971).