Day Date Month Holiday Sunday 01 Jan New Year's Day Friday 06 Jan Epiphany Monday 27 Feb Clean Monday Saturday 25 Mar 25th of March (national holiday) Saturday 25 Mar Annunciation of the Lord Friday 14 Apr Good Friday Sunday 16 Apr Easter Sunday Monday 17 Apr Easter Monday Monday 01 May Labor Day / May Day Monday 05 Jun Holy Spirit Monday Tuesday 15 Aug Dormition of the Holy Virgin Saturday 28 Oct The Ochi day Monday 25 Dec Christmas Day Tuesday 26 Dec Synaxis of the Mother of God Source: https://www.timeanddate.com/holidays/greece/2017#!hol=9