| January | | No US Important Dates | | February | | Groundhog Day February 02, 2009 [Monday] | | St. Valentines Day February 14, 2009 [Saturday] | | Washington's Birthday February 22, 2009 [Sunday] | | Ash Wednesday February 25, 2009 [Wednesday] | | March | | Daylight Savings Time March 08, 2009 [Sunday] | | Saint Patrick's Day March 17, 2009 [Tuesday] | | April | | April Fool's Day April 01, 2009 [Wednesday] | | Good Friday April 10, 2009 [Friday] | | Easter Sunday April 12, 2009 [Sunday] | | Tax Return Due April 15, 2009 [Wednesday] | | Tax Return Due, Tax Day April 15, 2009 [Wednesday] | | Earth Day April 22, 2009 [Wednesday] | | Administrative Professionals Day April 22, 2009 [Wednesday] | | May | | Cinco de Mayo May 05, 2009 [Tuesday] | | Mother's Day May 10, 2009 [Sunday] | | Armed Forces Day May 16, 2009 [Saturday] | | June | | Flag Day June 14, 2009 [Sunday] | | Father's Day June 21, 2009 [Sunday] |
| | July | | Parents' Day July 26, 2009 [Sunday] | | August | | No US Important Dates | | September | | Patriot Day September 11, 2009 [Friday] | | October | | Boss's Day October 16, 2009 [Friday] | | Halloween October 31, 2009 [Saturday] | | November | | Daylight Savings Time November 01, 2009 [Sunday] | | Election Day 2009 November 03, 2009 [Tuesday] | | December | | Chanukah / Hanukkah December 11, 2009 [Friday] | | Christmas Eve December 24, 2009 [Thursday] | | Kwanzaa December 26, 2009 [Saturday] | | New Year's Eve December 31, 2009 [Thursday] |
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