Nikolay Nikolayevich Muravyov-Amursky (also spelled as Nikolai Nikolaevich Muraviev-Amurskiy; August 23 [O.S. August 11] 1809 – November 30 [O.S. November 18] 1881) is a Russian general, statesman and diplomat, who plays a major role in the expansion of the Russian Empire into the Amur River basin and to the shores of the Sea of Japan.
The surname Muravyov has also been transcribed as Muravyev or Murav'ev.