Demian Mnohohrishny

Demian Mnohohrishny (Дем'ян Многогрішний) (1631, Korop – 1703) was the Hetman of Left-bank Ukraine from 1669 to 1672. See The Ruin (Ukrainian history)

His surname literally means "of many sins".

In 1689 he participated in signing of the Treaty of Nerchinsk and became de facto voivode of Buriatia 1691-1694.