Erythres (, before 1927: Κριεκούκι -
Kriekouki "red-head" in
Arvanitika, perhaps named after an
Arvanite leader;) is a village and a former municipality in the northernmost part of
West Attica,
Greece. Since the 2011 local government reform it is part of the municipality
Mandra-Eidyllia, of which it is a municipal unit.