Editing 1873 in science (section)

==Births==
* February 11 – [[Louis Charles Christopher Krieger]] (died [[1940 in science|1940]]), American [[mycologist]]
* February 12 – [[Barnum Brown]] (died [[1963 in science|1963]]), American [[paleontologist]]
* March 5 – [[Thomas Harrison Montgomery, Jr.]] (died [[1912 in science|1912]]), American [[zoologist]] and [[cell biologist]]
* April 25 – [[Félix d'Herelle]] (died [[1949 in science|1949]]), French-Canadian [[microbiologist]], a co-discoverer of [[bacteriophage]]s
* June 28 – [[Alexis Carrel]] (died [[1942 in science|1942]]), French surgeon, [[biologist]] and winner of a [[Nobel Prize in Physiology or Medicine]]
* June 30 – [[Friedrich Karl Georg Fedde]] (died 1942), German [[botanist]]
* July 7 – [[Sándor Ferenczi]] (died [[1933 in science|1933]]), Hungarian [[Psychoanalysis|psychoanalyst]]
* October 4 – [[Dimitrie Pompeiu]] (died [[1954 in science|1954]]), Romanian [[mathematician]]
* October 9 – [[Karl Schwarzschild]] (died [[1916 in science|1916]]), German [[astronomer]] and [[physicist]]