{{For|the isopod family|Ionidae (crustacean)}}
'''Ionidae''' or '''Ionidai''' ({{Langx|grc|Ἰωνίδαι}}) was a [[deme]] (suburb) in [[ancient Attica]], of the ''[[phyle]]'' of [[Aegeis]], sending two delegates to the [[Boule (ancient Greece)|Athenian Boule]].<ref>{{cite web|first=Hans|last=Lohmann|publisher=Brill's New Pauly|title=Ionidae |url=https://referenceworks.brillonline.com/entries/brill-s-new-pauly/ionidae-e526500|accessdate=October 10, 2018}}</ref>
This deme, along with that of [[Cydantidae]], venerated the ''kolokratai''; these two demoi are the only known ones to venerate deities together.<ref>{{Cite journal|journal=Zeitschrift für Papyrologie und Epigraphik|title=The kolokratai of Kydantidai and Ionidai|author=David Whitehead|year=1993|volume= 95|pages=159–162}}</ref>
Its site is tentatively located near [[Draphi]].<ref>{{Barrington Atlas|page=59}}</ref><ref>{{Cite DARE|31137}}</ref>
==References== {{reflist}}
{{Authority control}} {{coord|38.028564|N|23.914475|E|display=title|format=dms|source:http://dare.ht.lu.se/places/31137}}
[[Category:Populated places in ancient Attica]] [[Category:Former populated places in Greece]] [[Category:Demoi]]
{{AncientAttica-geo-stub}}