Where Does The Last Name Košir Come From? ^{nationality or country of origin}

The surname Košir is found most in Slovenia. It may also be found in the variant forms: Kosir, Kosír or Kosíř. Click here for other potential spellings of this name.

How Common Is The Last Name Košir? ^{popularity and diffusion}

The last name Košir is the 116,372^nd most commonly used last name globally, held by approximately 1 in 1,839,360 people. The surname Košir occurs predominantly in Europe, where 100 percent of Košir live; 100 percent live in Southeastern Europe and 100 percent live in South Slavic Europe.

This last name is most frequently occurring in Slovenia, where it is borne by 3,740 people, or 1 in 665. In Slovenia Košir is most frequent in: Central Slovenia, where 37 percent are found, Upper Carniola, where 31 percent are found and Southeast Slovenia, where 11 percent are found. Outside of Slovenia this last name exists in 6 countries. It is also found in Croatia, where 5 percent are found and Bosnia and Herzegovina, where 0 percent are found.