View the highest/lowest earning families in The United States

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

The surname Koczwanski is held by more people in The United States than any other country/territory. It can be found as: Koczwański. For other potential spellings of this last name click here.

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

The surname Koczwanski is the 5,213,395^th most commonly used last name in the world It is held by around 1 in 520,538,994 people. This surname is primarily found in The Americas, where 93 percent of Koczwanski reside; 93 percent reside in North America and 93 percent reside in Anglo-North America.

This last name is most commonly occurring in The United States, where it is held by 13 people, or 1 in 27,881,456. In The United States it is mostly found in: Rhode Island, where 92 percent live and Florida, where 8 percent live. Without taking into account The United States Koczwanski occurs in one country. It is also found in Switzerland, where 7 percent live.

Koczwanski Last Name Statistics ^demography

Koczwanski earn a lot more than the average income. In United States they earn 40.85% more than the national average, earning $60,775 USD per year.