Elos (Greek: Έλος) is a village and a former municipality in Laconia, Peloponnese, Greece. Since the 2011 local government reform it is part of the municipality Evrotas, of which it is a municipal unit. It was called Durali until 1912. The population of the village was 920 people in 2001. It had its own primary school until 2012. The municipal unit has 6,452 inhabitants. The seat of the municipality was in Vlachioti. The inhabitants work as farmers producing oranges and olive oil. The municipal unit has a coastline on the Laconian Gulf. The Evrotas River is west of Elos. The name dates back to ancient times. It is located W of Monemvasia, E of Gytheio and SE of Sparta.
Pausanias mentions a seaside city near Sparta called Helos, whose inhabitants were enslaved and became the helots. Helos was founded by Helios, the younger son of Perseus. The city was reduced by siege by the Dorians, and their inhabitants became the first slaves of the Lacedemonian state.