Mstislav III of Kiev
Russian prince (died 1223) / From Wikipedia, the free encyclopedia
Mstislav Romanovich the Old[lower-alpha 1] (died 1223) was Prince of Pskov (1179–?), Smolensk (1197–?), Belgorod (1206), Halych (?–?) and Grand Prince of Kiev (1212–1223). He was the son of Roman Rostislavich.