 Christoph von Lieven

Christoph Heinrich Fürst von Lieven, Herr zu Mesothen (, Khristofor Andreyevich Liven; 6 May 1774 – 10 January 1839) was a Livonian nobleman, Russian general, ambassador to London in 1812–1834, and educator of Tsesarevich Alexander Nikolaevich.Christoph von Lieven was born on May 6, 1774 (Old Style) into an old noble family of Lieven (Livonian-originated medieval Baltic German knights), as the third son of Baroness Charlotte von Gaugreben, afterwards 1st Princess Lieven (1743–1828) and Baron Otto Heinrich Andreas von Lieven af Eksjö (1726–1781) (source