Sergei Pankejeff
Sergei Konstantinovitch Pankejeff (Russian: Серге́й Константи́нович Панке́ев; 24 December 1886 – May 1979) was a Russian aristocrat from Odessa. Pankejeff is best known for being a patient of Sigmund Freud, who gave him the pseudonym of the Wolf Man (German: der Wolfsmann) to protect his identity, after a dream Pankejeff had of a tree full of white wolves.