January

New Years Day - 1st
Twelfth Night - 5th/6th
Saint Dwynwen's Day - 25th
Burns Night - 25th

February

Shrove Tuesday - 5th
Ash Wednesday - 6th
Lent - (starts) - 6th
Chinese New year - 7th
St Valentine's Day - 14th
Nirvana Day - 15th

March

St David's Day - 1st
Mothering Sunday - 2nd
St Patrick's Day - 17th
Good Friday - 21st
Easter Sunday - 23rd

April

Passover - 20th
St George's Day - 23rd

May

The Urdd Eisteddfod - 29th

June

Father's Day - 15th
Summer Solstice - 21st

July

August

National Eisteddfod of Wales - 2nd

September

Ramadan - 2nd

October

Eid-ul-Fitr - 2nd
Yom Kippur - 9th
Thanksgiving (Canada) - 13th
Diwali - 28th
Rosh Hashanah - 30th
Halloween - 31st

November

Bonfire Night - 5th
Remembrance Day - 11th
Thanksgiving (US) - 27th
St Andrew's Day - 30th
Advent - (starts) 30th

December

Eid-ul-Adha - 8th
Winter Solstice - 21st
Hanukkah - 22nd
Christmas Eve - 24th
Christmas Day - 25th
Boxing Day - 26th
New Year's Eve - 31st