Mścibor

Gender: Masculine
Origin: Polish
Meaning: “revenge battle.”
(MSHCHEE-bor)

The name is composed of the Old Slavonic elements, msci meaning, “revenge” and bor, meaning, “battle.”

The designated name-day is September 10.

The name is currently out of usage in Poland.

Source

1. http://pl.wikipedia.org/wiki/M%C5%9Bcibor