John Jeffries 1744 - 1819
- occupation:
- Aeronaut, Balloonist, Physician
- Nationality:
- American
- born in:
- Boston, Suffolk county, Massachusetts, United States
American pro-British loyalist. 1770 - established a medical practice in Boston. 1779 - moved his family to England. 1785 - first person to fly over the English Channel (with Jean Pierre Blanchard). In the US, February 5 is National Weatherperson's Day, celebrating his birth.
