Franz Egenieff (born Marian Eberhard Franz Emil von Kleydorff; 31 May 1874 – 11 June 1949) was a German opera singer and actor.
Egenieff was born in Niederwalluf, Walluf, Hesse, Germany and died at age 75 in Tegernsee, Bavaria, Germany.
He was a son of Prince Emil zu Sayn-Wittgenstein-Berleburg (1824–1878) and his second wife Kamila Stefańska (1838–1902), after the marriage she got the aristocratic title von Kleydorff.
The oldest daughter Anita von Kleydorff (1899–1987) married 1927 the German general Walter Warlimont (1894–1976).
This article about a German singer is a stub.