View the most partisan surnames in The United States

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

Kleinfelter is more frequently found in The United States than any other country or territory. It may be found as:. For other possible spellings of this surname click here.

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

The surname Kleinfelter is the 468,258^th most commonly held last name throughout the world, held by approximately 1 in 10,149,785 people. The last name Kleinfelter occurs mostly in The Americas, where 38 percent of Kleinfelter are found; 38 percent are found in North America and 38 percent are found in Anglo-North America.

It is most frequently used in The United States, where it is held by 717 people, or 1 in 505,522. In The United States it is most frequent in: Ohio, where 10 percent live, California, where 3 percent live and Kentucky, where 3 percent live. Besides The United States it is found in one country. It is also common in The Philippines, where 0 percent live.

Kleinfelter Family Population Trend ^{historical fluctuation}

The frequency of Kleinfelter has changed over time. In The United States the number of people carrying the Kleinfelter surname rose 896 percent between 1880 and 2014.

Kleinfelter Last Name Statistics ^demography

In The United States those holding the Kleinfelter last name are 37.31% more likely to be registered with the Republican Party than The US average, with 84.08% being registered to vote for the political party.

Kleinfelter earn marginally less than the average income. In United States they earn 4.34% less than the national average, earning $41,275 USD per year.