Friedrich von Keller (diplomat)
August Friedrich Wilhelm Keller, from 1906 Friedrich von Keller, was a German diplomat. He served as ambassador in Belgrade, Brussels, Buenos Aires and Ankara, and represented Germany at the Geneva Disarmament Conference in 1933.
Keller came from a family originally based in Swabia, first mentioned in documents in 1733. He was born in Munich, son of the laterennobled Royal Bavarian Lieutenant General Eugen Keller160 and Berta Hassold .
Source: Wikipedia