2012 National Holidays: Greece

Sunday 01 Jan New Year's Day Friday 06 Jan Epiphany Monday 27 Feb Ash Monday / Clean Monday (Kathara Deftera) Sunday 26 Mar Independence Day Friday 13 Apr Orthodox Good Friday Sunday 15 Apr Orthodox Easter (Pascha) Monday 16 Apr Orthodox Easter Monday Tuesday 01 May Labour Day Sunday 03 Jun Orthodox Whit Sunday Monday 04 Jun Orthodox Whit Monday Wednesday 15 Aug Assumption Day (Dormition) Sunday 28 Oct Ochi Day (National Day) Tuesday 25 Dec Christmas Day (Christougenna) Wednesday 26 Dec Second Day of Christmas

Source: http://athens.angloinfo.com/countries/greece/pub_hols.asp