Peter von Glehn

Peter von Glehn (Russian: Пётр Петрович Глен, Pyotr Petrovich Glen; 8 November [O.S. 27 October] 1835 in Jälgimäe, Governorate of Estonia, Russian Empire – 16 April [O.S. 4 April] 1876 in Saint Petersburg, Russian Empire) was a Russian botanist.

Peter von Glehn was born to a Baltic German landowner, member of the Glehn family, Peter von Glehn (1796–1843) (he bought the Jälgimäe manor (German: Jelgimeggi) in 1821) and Auguste Caroline Marie Burchart von Bellavary, member of the Burchardt family who took care of the Town Hall Pharmacy in Reval. He had 2 younger brothers: Nikolai (1841–1923), the founder of Nõmme, and Len von Glehn, (1844-1920), and 3 sisters: Marie Elisabeth (1840–????), Julie Wilhelmine (1842–1867) and Marie (1843–1884).

He graduated the University of Tartu with gold medal.

Glehn's Spruce (Picea glehnii), a species of conifer in the Pinaceae family, is named after Peter von Glehn.