Thailand is a country with 22 offical public holidays, dates for 2009 are listed below... 

January 1st (Thu) New Year's Day

January 2nd (Fri) New Year's Day (added holiday)

January 26th (Mon) Chinese New Year (not a public holiday, but some businesses close)

February 9th (Mon) Makha Bucha

April 6th (Mon) Chakri Day

April 13th (Mon) Songkran

April 14th (Tue) Songkran

April 15th (Wed) Songkran

May 5th (Tue) Coronation Day

May 8th (Fri) Visakha Bucha

July 1st (Wed) Mid Year Bank Holiday

July 7th (Tue) Asanha Bucha

July 8th (Wed) Khao Phansa - Beginning of Buddhist Lent

August 12th (Wed) H.M. the Queen's Birthday; Mother's Day

October 4th (Sun) Awk Phansa Day - End of Buddhist Lent

October 23rd (Fri) Chulalongkorn Day

November 2nd (Mon) Loy Krathong (not a public holiday)

December 5th (Sat) H.M. the King's Birthday

December 7th (Mon) Substitution Day For the King's Birthday

December 10th (Thu) Constitution Day

December 31st (Thu) New Year 's Eve