Editing 1787 in science (section)

==Births==
* January 24 – [[Christophe-Paulin de La Poix de Fréminville]] (died [[1848 in science|1848]]), [[French people|French]] [[explorer]] and [[naturalist]].
* March 6 – [[Joseph von Fraunhofer]] (died [[1826 in science|1826]]), [[Bavaria]]n [[physicist]].
* March 8 – [[Karl Ferdinand von Graefe]] (died [[1840 in science|1840]]), [[Polish–Lithuanian Commonwealth|Polish]]-born [[Germans|German]] [[surgeon]].
* March 9 – [[Josephine Kablick]] (died [[1863 in science|1863]]), Czech [[botanist]] and [[paleontologist]]. 
* March 28 – [[Claudius James Rich]] (died [[1821 in science|1821]]), British [[Archeology|archaeologist]] and [[Anthropology|anthropologist]].
* March 29 – [[Carl Sprengel|Carl Philipp Sprengel]] (died [[1859 in science|1859]]), German [[botanist]].
* April 24 – [[Mathieu Orfila]] (died [[1853 in science|1853]]), Spanish-born French [[physician]] and [[chemist]].
* May 27 – [[Benjamin Valz]] (died [[1867 in science|1867]]), French [[astronomer]].
* June 2 – [[Nils Gabriel Sefström]] (died [[1845 in science|1845]]), Swedish [[chemist]] and [[mineralogy|mineralogist]].
* June 3 – [[Auguste Le Prévost]] (died [[1859 in science|1859]]), French [[geologist]], [[philologist]], [[archaeologist]] and [[historian]].
* June 4 – [[Constant Prévost]] (died [[1856 in science|1856]]), French [[geologist]].
* June 7 – [[William Conybeare (geologist)|William Conybeare]] (died [[1857 in science|1857]]), [[English people|English]] [[geologist]].
* June 27 – [[Thomas Say]] (died [[1834 in science|1834]]), [[United States|American]] [[natural history|naturalist]].
* August 16 – [[Jean Michel Claude Richard]] (died [[1868 in science|1868]]), French [[botanist]].
* August 24 – [[James Weddell]] (died 1834), [[Flanders|Flemish]]-born [[Anglo-Scot]]s [[seal hunter]] and [[Antarctic]] explorer.
* September 5 – [[François Sulpice Beudant]] (died [[1850 in science|1850]]), French [[Mineralogy|mineralogist]] et [[geologist]].
* September 15 – [[Guillaume-Henri Dufour]] (died [[1875 in science|1875]]), Swiss [[engineer]] et [[topographer]].
* November 5 – [[John Richardson (naturalist)|John Richardson]] (died [[1865 in science|1865]]), Scottish naturalist, explorer and [[surgeon]].
* November 9 – [[Johann Natterer]] (died [[1843 in science|1843]]), Austrian [[naturalist]].
* November 18 – [[Louis Daguerre]] (died [[1851 in science|1851]]), French inventor.
* December 17 – [[John Forbes (physician)|John Forbes]] (died [[1861 in science|1861]]), Scottish physician
* December 17 (or 18) – [[Jan Evangelista Purkinje]] (died [[1869 in science|1869]]), Czech [[anatomist]] et [[neurophysiologist]].
* Undated – [[Pierre Charles Alexandre Louis]] (died [[1872 in science|1872]]), French [[physician]].