Kosach
Kosach refers to a surname of Slavic origin. It is most commonly found in Ukraine and Poland. The name is thought to be derived from the word "kos", meaning "blackbird" in several Slavic languages. It may have originally been a nickname given to someone with dark hair or a dark complexion, or perhaps to a hunter of blackbirds.
Variations of the surname exist, including Kosatsch, Kosz, Koszowy, and Koschak. These variations can arise from
The Kosach family name has appeared in historical records across Eastern Europe for centuries. Prominent individuals