First inauguration of Thomas Jefferson
| Date | March 4, 1801 |
|---|---|
| Location | United States Capitol, Washington, D.C. |
| Participants | Thomas Jefferson 3rd president of the United States — Assuming office John Marshall Chief Justice of the United States — Administering oath Aaron Burr 3rd vice president of the United States — Assuming office James Hillhouse President pro tempore of the United States Senate — Administering oath |
The first inauguration of Thomas Jefferson as the third president of the United States was held on Wednesday, March 4, 1801. The inauguration marked the commencement of the first four-year term of Thomas Jefferson as president and the only four-year term of Aaron Burr as vice president. Jefferson was sworn in by Supreme Court Chief Justice John Marshall.