Friedrich Franz ll, Grossherzog

(1823-1883) was a Prussian officer and Grand Duke of Mecklenburg-Schwerin from 1842 until his death. Frederick Francis succeeded his father as Grand Duke in 1842.
He served on the general staff during the Second Schleswig War. During the Austro-Prussian War he commanded the forces that occupied Leipzig and lay siege to Nuremberg. He also took part in the Franco-Prussian War. He was a maternal first cousin of both German Emperor Friedrich III and Russian Tsar Alexander II. He held the rank of Prussian general and was also a Russian General Field Marshal.