Henry Draper (March 7, 1837 – November 20, 1882) was an American medical doctor and amateur astronomer.

[1] Draper's mother was Antonia Caetana de Paiva Pereira Gardner, daughter of the personal physician to the Emperor of Brazil.

[3] He worked first as a physician at Bellevue Hospital, and later as both a professor and dean of medicine at New York University (NYU).

law degrees from NYU and the University of Wisconsin–Madison in 1882, a Congressional medal for directing the U.S. expedition to photograph the 1874 transit of Venus, and election to both the National Academy of Sciences and the Astronomische Gesellschaft.

This historical Henry Draper telescope is now at the Toruń Centre for Astronomy (Nicolaus Copernicus University) at Piwnice, Poland.