Names of the days of the week Greco-Roman tradition Greco-Roman tradition

| Day_see_Irregularities_ | Sunday_Sōl_Sun | Monday_Luna_Moon | Tuesday_Mars_Mars | Wednesday_Mercurius_Mercury | Thursday_Iuppiter_Jupiter | Friday_Venus_Venus | Saturday_Saturnus_Saturn |
|---|---|---|---|---|---|---|---|
| Esperanto | dimanĉo [☉1 ] | lundo | mardo | merkredo | ĵaŭdo | vendredo | sabato [♄1 ] |
| Irish | An Domhnach [☉1 ] Dé Domhnaigh | An Luan Dé Luain | An Mháirt Dé Máirt | An Chéadaoin [☿2 ] Dé Céadaoin | An Déardaoin [♃1 ] Déardaoin | An Aoine [♀1 ] Dé hAoine | An Satharn Dé Sathairn |
| Scottish Gaelic | Di-Dòmhnaich/Didòmhnaich [☉1 ] | Di-Luain/Diluain | Di-Màirt/Dimàirt | Di-Ciadain/Diciadain [☿2 ] | Di-Ardaoin/Diardaoin [♃1 ] | Di-Haoine/Dihaoine [♀1 ] | Di-Sàthairne/Disathairne |
| Welsh | dydd Sul | dydd Llun | dydd Mawrth | dydd Mercher | dydd Iau | dydd Gwener | dydd Sadwrn |
| Cornish | Dy` Sul | Dy` Lun | Dy` Meurth | Dy` Mergher | Dy` Yow | Dy` Gwener | Dy` Sadorn |
| Breton | Disul | Dilun | Dimeurzh | Dimerc’her | Diriaou | Digwener | Disadorn |
| Manx | Jedoonee [☉1 ] | Jelune | Jemayrt | Jecrean | Jerdrein | Jeheiney | Jesarn |