| No | Date | Public Holiday |
| 1 | Wednesday 31 December 2008 | New Year's Eve |
| 2 | Thursday 1 January 2009 | New Year's Day |
| 3 | Monday 19 January 2009 | Martin Luther King Day |
| 4 | Tuesday 20 January 2009 | Inauguration Day |
| 5 | Monday 9 February 2009 | Makha Bucha Day |
| 6 | Monday 16 February 2009 | Presidents Day |
| 7 | Monday 6 April 2009 | Chakri Memorial Day |
| 8 | Monday 13 April 2009 | Songkran Festival Day |
| 9 | Tuesday 5 May 2009 | Coronation Day |
| 10 | Friday 8 May 2009 | Visakha Bucha Day |
| 11 | Monday 25 May 2009 | Memorial Day |
| 12 | Tuesday 7 July 2009 | Asarnha Bucha Day |
| 13 | Wednesday 12 August 2009 | H.M. The Queen's Birthday |
| 14 | Monday 7 September 2009 | Labor Day |
| 15 | Monday 12 October 2009 | Columbus Day |
| 16 | Friday 23 October 2009 | Chulalongkorn Memorial Day |
| 17 | Wednesday 11 November 2009 | Veteran's Day |
| 18 | Thursday 26 November 2009 | Thanksgiving Day |
| 19 | Thursday 10 December 2009 | Constitution Day |
| 20 | Friday 25 December 2009 | Christmas Day |
| 21 | Thursday 31 December 2009 | New Year's Eve |
| 22 | Friday 1 January 2010 | New Year's Day |