View the most partisan surnames in The United States

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

The last name Iansen (Georgian: იანსენ) is held by more people in Brazil than any other country or territory. It can be found as:. Click here to see other potential spellings of this name.

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

The surname is the 547,713^th most widely held family name at a global level It is held by around 1 in 12,478,675 people. The surname occurs predominantly in The Americas, where 98 percent of Iansen are found; 97 percent are found in South America and 95 percent are found in Luso-South America. It is also the 3,487,849^th most common given name internationally, borne by 11 people.

It is most frequent in Brazil, where it is carried by 557 people, or 1 in 384,335. In Brazil Iansen is most frequent in: Paraná, where 37 percent live, São Paulo, where 36 percent live and Rio Grande do Sul, where 9 percent live. Apart from Brazil this surname exists in 6 countries. It is also common in Denmark, where 2 percent live and The United States, where 2 percent live.

Iansen Family Population Trend ^{historical fluctuation}

The frequency of Iansen has changed through the years. In The United States the number of people who held the Iansen surname expanded 900 percent between 1880 and 2014.

Iansen Last Name Statistics ^demography

In The United States those holding the Iansen surname are 6.77% more likely to be registered with the Democratic Party than the national average, with 60% registered to vote for the political party.

Iansen earn significantly more than the average income. In United States they earn 32.47% more than the national average, earning $57,161 USD per year.