DMITRII MSTISLAVICH (? - 1224)

He was the son of Mstislav Svyatoslavich, prince of Kozel' and Marfa. He was prince of crown prince of Kozel'. He married Mamelfia. Their son was Mstislav, prince of Kozel'. Dmitrii appears in this family chart. He was killed with his father and other leading princes in battle with Mongols on Kalka River in 1223 or 1224.