Karl Robert Reichsgraf von Nesselrode-Ehreshoven, also known as Charles de Nesselrode, (Lisbon, Portugal, 14 December 1780 – Saint Petersburg, 23 March 1862; Russian: ???? ?????????? ???????????, Karl Vasilyevich Nesselrode) was a Russian German diplomat.
His mother was Jewish by origin and Protestant by faith.
For forty years (1816-1856) Nesselrode as foreign minister guided Russian policy; he was a leading European conservative statesman of the Holy Alliance.