January 1st  New Year's Day
January 19th Martin Luther King Day (USA)
January 26th Australia Day

February 2nd  Groundhog's Day (USA)
February 14th  Valentine's Day
February 16th President's Day (USA)
February Mardi Gras

March Clean up Australia Day
First Sunday of every March
March 8th Commonwealth Day
March 8th  International Women's Day
March 17th  St. Patrick's Day
March Mothering Sunday (Mother's Day  UK) Fourth Sunday during Lent
March/April Easter Sunday

April 1st April Fool's Day
April 21st  Queen's Real Birthday (UK)
April 25th  Anzac Day

May 5th Children's Day (Japan, Rep of Korea)
May Mother's Day (Australia, USA &  Canada) Second Sunday in May

June 5th World Environment Day
June  Father's Day (UK, USA & Canada)  Third Sunday in June
June Queen's Birthday (Aust)
Second Monday in June.
June Queen's Birthday (UK)
Third Sunday in June each year

July 1st  Canada Day
July 4th Independence Day (USA)

August 9th  International Day of the World's Indigenous People

September  Father's Day - First Sunday in September
September Queen's Birthday (WA)
Monday nearest September 30th

October 31st Halloween

November Melbourne Cup Day
First Tuesday in November
November 5th Guy Fawkes Day (UK)
November  Thanksgiving Day (USA)
Fourth Thursday of November

December 24th Christmas Eve
December 25th Christmas Day
December 26th Boxing Day
December 31st New Year's Eve