El Erechtheum Sunan tsohuwar haikalin Girka ne wanda ke tsaye a arewacin Acropolis na Athens. Ana ɗauke da babbar fasaha na gine-ginen Ionia, an gina wannan haikalin tsakanin 421 da 406 BC. C. ta hanyar Mnesicles, don maye gurbin tsohuwar haikalin Athena Polias, wanda Farisawa suka lalata a lokacin yaƙe-yaƙe na likita a kusan 480 BC. C.
Wannan haikalin Ionic mai ban sha'awa ya ƙunshi wurare daban-daban na yin sujada; cikin tarihi yayi aiki a matsayin coci, fada, harem da kuma rumbunan soja. An yi shi da marmaran pentelic, wannan haikalin shi ne babban gini na ƙarshe da aka yi akan Acropolis kuma sananne ne a duk duniya don ƙunshe da shirayin Caryatids. Erechtheion unicum ne, wani gidan ibada ne na wani samfuri na musamman, wanda mai ginin sa, Mnesikles, ya sake fuskantar manyan matsaloli da yanayin yanayin ƙasa da kuma abubuwan girmamawa na tsoffin wurare masu alfarma da suka danganci ƙwarewar masu Acropolis.
Erechtheion ya haɗu da tsofaffin ƙungiyoyin tsafi na gari, kuma an tsarkake shi ga gumakan Athena Polias, Poseidon da Hephaestus da Erechtheus, sarkin almara na Atenas, wanda Poseidon ya buge kuma aka binne shi a wannan wurin. Wannan haikalin Athen yana da ɗaiɗaikun mutane guda biyu da waɗanda ba na doka ba saboda rashin daidaiton ƙasar ban da ɗakunan ajiya guda uku. An bambanta farfajiyar arewa ta tsayin ginshiƙanta da kyawun manyan biranen. Falo a gefen kudu ya shahara don samun caryatids shida ko korai.