Jefferson's Birthday officially honors the birth of the Founding Father and third U.S. president, Thomas Jefferson on April 13, 1743.

[1] This day was recognized by Franklin D. Roosevelt as part of Presidential Proclamation 2276, issued on March 21, 1938.

[2] President George W. Bush issued proclamation 8124 on April 11, 2007, stating that "... on Thomas Jefferson Day, we commemorate the birthday of a monumental figure whose place in our Nation’s history will always be cherished".

[3] (federal) = federal holidays, (abbreviation) = state/territorial holidays, (religious) = religious holidays, (cultural) = holiday related to a specific racial/ethnic group or sexual minority, (week) = week-long holidays, (month) = month-long holidays, (36) = Title 36 Observances and Ceremonies