Meaning: fierce anger.”
The name is composed of the Old Slavonic elements, jary, “fierce, strong” and gniew “anger.”
Another form is Jerogniew.
A notable bearer was Jarogniew Drwęski (1873-1921) a famous Polish statesman and social activist.
The designated name-day in Poland is December 6.
Meaning: “to grow angry.”
The name is composed of the elements, rości, meaning “to grow” and gniew meaning “anger.”
The name is very unusual in Poland.
Its designated name-day is September 4.