Ludwig Karl Georg Pfeiffer

Ludwig Karl Georg Pfeiffer Dr. med.
Louis Pfeiffer in 1856
Born	(1805-07-04)4 July 1805 Cassel, Electorate of Hesse
Died	2 October 1877(1877-10-02) (aged 72) Kassel, Hesse-Nassau, Kingdom of Prussia
Alma mater	University of Marburg, University of Göttingen
Spouses	Louise Philippine von Nathusius ​ ​ (m. 1811; div. 1841)​ Wilhelmine Friederike Wagner ​ ​ (m. 1842)​
Relatives	Johann Jakob Pfeiffer (grandfather) Burkhard Wilhelm Pfeiffer (father) Carl Jonas Pfeiffer, Franz Georg Pfeiffer (uncles)
Awards	4th Class, Order of the Red Eagle
Scientific career
Fields	Medicine Botany Conchology
Thesis	"De Phlegmatia alba dolente quaedam, adnexa huius morbi historia" [1]  (1825)
Doctoral advisor	Georg Wilhelm Franz Wenderoth
Author abbrev. (botany)	Pfeiff.
Author abbrev. (zoology)	L. Pfeiffer
Signature

Ludwig Karl Georg Pfeiffer, also known as Louis Pfeiffer (4 July 1805 – 2 October 1877), was a German physician, botanist and conchologist.