- Born: April 13, 1743 in Shadwell, Virginia
- Parents: Peter Jefferson and Jane Randolph Jefferson
- Spouse: Martha Wayles Skelton Jefferson
- Children: Martha Jefferson Randolph, Mary Jefferson Eppes, and four children who died in infancy
- Died: July 4, 1826 in Monticello, Virginia
- Highest Office: 3rd President of the United States (1801-1809)
- Other Notable Positions: Vice President, Secretary of State, Governor of Virginia, Ambassador to France, Virginia House of Delegates
- Party Affiliation: Democratic-Republican Party
- Historical Note: Founded the Democratic-Republican Party, which later became the Democratic Party. Primary author of the Declaration of Independence.